{"kind": "tool", "major": "18", "item": {"slug": "clusterdb", "name": "clusterdb", "name_zh": "", "category": "\u5ba2\u6237\u7aef\u7a0b\u5e8f", "summary": "clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a PostgreSQL \u6570\u636e\u5e93", "aliases": ["clusterdb"], "content_hash": "4c5232a3c49271d8c1d27c7fb2c14fa471a23388d2befb5f70237830031123a1", "versions": {"10": {"facts": [{"label": "\u624b\u518c\u4e2d\u7684\u53ef\u6267\u884c\u7a0b\u5e8f", "value": "clusterdb"}, {"label": "\u7a0b\u5e8f\u7248\u672c", "value": "10.23"}, {"label": "\u53c2\u8003\u6e05\u5355", "value": "\u5ba2\u6237\u7aef\u7a0b\u5e8f"}, {"label": "\u9009\u9879\u5b9a\u4e49\u7ec4", "value": "13"}], "tables": [{"key": "options", "rows": [{"summary": "\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002", "signature": {"url": "/docs/10/app-clusterdb.html", "text": "-a --all"}}, {"summary": "\u56de\u663e clusterdb \u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002", "signature": {"url": "/docs/10/app-clusterdb.html", "text": "-e --echo"}}, {"summary": "\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002", "signature": {"url": "/docs/10/app-clusterdb.html", "text": "-q --quiet"}}, {"summary": "\u4ec5\u5bf9 table \u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a -t \u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002", "signature": {"url": "/docs/10/app-clusterdb.html", "text": "-t table --table= table"}}, {"summary": "\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002", "signature": {"url": "/docs/10/app-clusterdb.html", "text": "-v --verbose"}}, {"summary": "\u6253\u5370 clusterdb \u7684\u7248\u672c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/10/app-clusterdb.html", "text": "-V --version"}}, {"summary": "\u663e\u793a\u6709\u5173 clusterdb \u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/10/app-clusterdb.html", "text": "-? --help"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002", "signature": {"url": "/docs/10/app-clusterdb.html", "text": "-h host --host= host"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002", "signature": {"url": "/docs/10/app-clusterdb.html", "text": "-p port --port= port"}}, {"summary": "\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002", "signature": {"url": "/docs/10/app-clusterdb.html", "text": "-U username --username= username"}}, {"summary": "\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 .pgpass \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002", "signature": {"url": "/docs/10/app-clusterdb.html", "text": "-w --no-password"}}, {"summary": "\u5f3a\u5236 clusterdb \u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002", "signature": {"url": "/docs/10/app-clusterdb.html", "text": "-W --password"}}, {"summary": "\u5f53\u4f7f\u7528 -a / --all \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528 postgres \u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528 template1 \u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a \u8fde\u63a5\u5b57\u7b26\u4e32 \u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002", "signature": {"url": "/docs/10/app-clusterdb.html", "text": "--maintenance-db= dbname"}}], "title": "\u624b\u518c\u4e2d\u7684\u9009\u9879", "columns": [{"key": "signature", "label": "\u9009\u9879\u4e0e\u53c2\u6570"}, {"key": "summary", "label": "\u8bf4\u660e"}]}, {"key": "environment", "rows": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570"}], "title": "\u73af\u5883\u53d8\u91cf", "columns": [{"key": "name", "label": "\u53d8\u91cf"}, {"key": "description", "label": "\u542b\u4e49"}]}], "options": [{"names": ["-a", "--all"], "summary": "Cluster all databases.", "signature": "-a --all", "source_url": "/docs/10/app-clusterdb.html", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "summary": "Echo the commands that clusterdb generates and sends to the server.", "signature": "-e --echo", "source_url": "/docs/10/app-clusterdb.html", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "summary": "Do not display progress messages.", "signature": "-q --quiet", "source_url": "/docs/10/app-clusterdb.html", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "signature": "-t table --table= table", "source_url": "/docs/10/app-clusterdb.html", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "summary": "Print detailed information during processing.", "signature": "-v --verbose", "source_url": "/docs/10/app-clusterdb.html", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "summary": "Print the clusterdb version and exit.", "signature": "-V --version", "source_url": "/docs/10/app-clusterdb.html", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "summary": "Show help about clusterdb command line arguments, and exit.", "signature": "-? --help", "source_url": "/docs/10/app-clusterdb.html", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "signature": "-h host --host= host", "source_url": "/docs/10/app-clusterdb.html", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "signature": "-p port --port= port", "source_url": "/docs/10/app-clusterdb.html", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "summary": "User name to connect as.", "signature": "-U username --username= username", "source_url": "/docs/10/app-clusterdb.html", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "signature": "-w --no-password", "source_url": "/docs/10/app-clusterdb.html", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "summary": "Force clusterdb to prompt for a password before connecting to a database.", "signature": "-W --password", "source_url": "/docs/10/app-clusterdb.html", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "summary": "Specifies the name of the database to connect to to discover which databases should be clustered, when -a / --all is used. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "signature": "--maintenance-db= dbname", "source_url": "/docs/10/app-clusterdb.html", "description": "Specifies the name of the database to connect to to discover which databases should be clustered, when -a / --all is used. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v10.23/postgresql-10.23.tar.bz2", "label": "10.23", "major": "10", "channel": "historical", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/10/postgresql-10-A4.pdf", "bytes": 12631706, "pages": 2591, "sha256": "34497ab9efb45c5bdf1bd11b9016b5451354feb462fa029cf74557a5fa5fbbc1", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/10/postgresql-10-US.pdf", "bytes": 12531684, "pages": 2724, "sha256": "429cc7133ddf4f97c560aa466dc9caea4b718721a8321e293357037cf0af4733", "built_at": "2026-09-26"}}, "tree": "10", "index": "index.html", "major": "10", "pages": 1085, "release": "10.23", "source_url": "https://ftp.postgresql.org/pub/source/v10.23/postgresql-10.23.tar.bz2", "svg_assets": 0, "source_mode": "en HTML verified against the pinned official archive", "source_sha256": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "revision": "f9301feba91e2e2566038a36b8cee0e4402db68989538f88670fddd20b1f78ea", "evidence_kind": "English manual and source declarations", "source_sha256": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "sources": [{"url": "https://pg.center/docs/10/app-clusterdb.html", "file": "app-clusterdb.html", "label": "10.23 English manual \u00b7 app-clusterdb.html", "anchor": "", "sha256": "a410be2f7f34dd7b11caa491668ad7a147915e91556d9fa1c8253819e2a2da01", "language": "en", "original_url": "/docs/10/app-clusterdb.html"}, {"url": "https://pg.center/docs/10/reference-client.html", "file": "reference-client.html", "label": "Client applications inventory", "anchor": "", "sha256": "e4330732b6acd6c025a1fbdce45574b23d964de847a1b849ea88b98ab628d2e2", "language": "en", "original_url": "/docs/10/reference-client.html"}], "sections": [], "synopsis": ["clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]", "clusterdb [ connection-option ...] [ --verbose | -v ] --all | -a"], "signature": "clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]\nclusterdb [ connection-option ...] [ --verbose | -v ] --all | -a", "description": ["clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a PostgreSQL \u6570\u636e\u5e93"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}], "manual_html": "<div><div class=\"refentry\" id=\"APP-CLUSTERDB\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">clusterdb</span></span></h2>\n<p lang=\"zh\">clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a<span class=\"productname\">PostgreSQL</span>\u6570\u636e\u5e93</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2 lang=\"zh\">\u5927\u7eb2</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.1\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [ <code class=\"option\">--verbose</code> | <code class=\"option\">-v</code> ] [ <code class=\"option\">--table</code> | <code class=\"option\">-t</code> <em class=\"replaceable\"><code>table</code></em> ] ... [<em class=\"replaceable\"><code>dbname</code></em>]</p>\n</div>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.2\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [ <code class=\"option\">--verbose</code> | <code class=\"option\">-v</code> ] <code class=\"option\">--all</code> | <code class=\"option\">-a</code></p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.5\">\n<h2 lang=\"zh\">\u8bf4\u660e</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f\u4e00\u4e2a\u7528\u4e8e\u91cd\u65b0\u805a\u7c07<span class=\"productname\">PostgreSQL</span> \u6570\u636e\u5e93\u4e2d\u5404\u8868\u7684\u5de5\u5177\u3002\u5b83\u4f1a\u627e\u51fa\u6b64\u524d\u5df2\u7ecf\u805a\u7c07\u8fc7\u7684\u8868\uff0c\u5e76\u6309\u7167\u4e0a\u6b21\u4f7f\u7528\u7684\u540c\u4e00\u7d22\u5f15\u518d\u6b21\u5bf9\u5176\u8fdb\u884c\u805a\u7c07\u3002\u4ece\u672a\u805a\u7c07\u8fc7\u7684\u8868\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002</p>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f SQL \u547d\u4ee4<a class=\"xref\" href=\"/docs/10/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u7684\u4e00\u4e2a\u5305\u88c5\u5668\u3002\u4f7f\u7528\u8be5\u5de5\u5177\u805a\u7c07\u6570\u636e\u5e93\uff0c\u4e0e\u4f7f\u7528\u5176\u4ed6\u8bbf\u95ee\u670d\u52a1\u5668\u7684\u65b9\u6cd5\u805a\u7c07\u6570\u636e\u5e93\uff0c\u5e76\u6ca1\u6709\u5b9e\u8d28\u533a\u522b\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.6\">\n<h2 lang=\"zh\">\u9009\u9879</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u63a5\u53d7\u4e0b\u5217\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-a</code><br/></span><span class=\"term\"><code class=\"option\">--all</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">[<span class=\"optional\">-d</span>] <em class=\"replaceable\"><code>dbname</code></em></code><br/></span><span class=\"term\"><code class=\"option\">[<span class=\"optional\">--dbname=</span>]<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u672a\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u6307\u5b9a\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4ece\u73af\u5883\u53d8\u91cf <code class=\"envar\">PGDATABASE</code> \u8bfb\u53d6\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u8be5\u73af\u5883\u53d8\u91cf\u4e5f\u672a\u8bbe\u7f6e\uff0c\u5219\u4f7f\u7528\u4e3a\u8be5\u8fde\u63a5\u6307\u5b9a\u7684\u7528\u6237\u540d\u4f5c\u4e3a\u6570\u636e\u5e93\u540d\u3002<em class=\"replaceable\"><code>dbname</code></em>\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/10/libpq.html#LIBPQ-CONNSTRING\" title=\"33.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-e</code><br/></span><span class=\"term\"><code class=\"option\">--echo</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u56de\u663e<span class=\"application\">clusterdb</span>\u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-q</code><br/></span><span class=\"term\"><code class=\"option\">--quiet</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-t <em class=\"replaceable\"><code>table</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--table=<em class=\"replaceable\"><code>table</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4ec5\u5bf9<em class=\"replaceable\"><code>table</code></em>\u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a<code class=\"option\">-t</code>\u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-v</code><br/></span><span class=\"term\"><code class=\"option\">--verbose</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-V</code><br/></span><span class=\"term\"><code class=\"option\">--version</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6253\u5370<span class=\"application\">clusterdb</span>\u7684\u7248\u672c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-?</code><br/></span><span class=\"term\"><code class=\"option\">--help</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u663e\u793a\u6709\u5173<span class=\"application\">clusterdb</span>\u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u8fd8\u63a5\u53d7\u4ee5\u4e0b\u7528\u4e8e\u8fde\u63a5\u53c2\u6570\u7684\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-h <em class=\"replaceable\"><code>host</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--host=<em class=\"replaceable\"><code>host</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-p <em class=\"replaceable\"><code>port</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--port=<em class=\"replaceable\"><code>port</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-U <em class=\"replaceable\"><code>username</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--username=<em class=\"replaceable\"><code>username</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-w</code><br/></span><span class=\"term\"><code class=\"option\">--no-password</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 <code class=\"filename\">.pgpass</code> \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-W</code><br/></span><span class=\"term\"><code class=\"option\">--password</code></span></dt>\n<dd>\n<p lang=\"zh\">\u5f3a\u5236<span class=\"application\">clusterdb</span>\u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002</p>\n<p lang=\"zh\">\u8fd9\u4e2a\u9009\u9879\u5e76\u975e\u5fc5\u4e0d\u53ef\u5c11\uff0c\u56e0\u4e3a\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u81ea\u52a8\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u4e0d\u8fc7\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u6d6a\u8d39\u4e00\u6b21\u8fde\u63a5\u5c1d\u8bd5\uff0c\u624d\u77e5\u9053\u670d\u52a1\u5668\u9700\u8981\u5bc6\u7801\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4e3a\u4e86\u907f\u514d\u8fd9\u6b21\u989d\u5916\u7684\u8fde\u63a5\u5c1d\u8bd5\uff0c\u63d0\u524d\u6307\u5b9a<code class=\"option\">-W</code>\u662f\u503c\u5f97\u7684\u3002</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">--maintenance-db=<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528<code class=\"literal\">postgres</code>\u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528<code class=\"literal\">template1</code>\u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/10/libpq.html#LIBPQ-CONNSTRING\" title=\"33.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.7\">\n<h2 lang=\"zh\">\u73af\u5883</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATABASE</code><br/></span><span class=\"term\"><code class=\"envar\">PGHOST</code><br/></span><span class=\"term\"><code class=\"envar\">PGPORT</code><br/></span><span class=\"term\"><code class=\"envar\">PGUSER</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\">\u4e0e\u5927\u591a\u6570\u5176\u4ed6 <span class=\"productname\">PostgreSQL</span> \u5de5\u5177\u4e00\u6837\uff0c\u6b64\u5de5\u5177\u4e5f\u4f7f\u7528 <span class=\"application\">libpq</span> \u652f\u6301\u7684\u73af\u5883\u53d8\u91cf\uff08\u89c1<a class=\"xref\" href=\"/docs/10/libpq-envars.html\" title=\"33.14.\u00a0\u73af\u5883\u53d8\u91cf\">\u7b2c\u00a033.14\u00a0\u8282</a>\uff09\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.8\">\n<h2 lang=\"zh\">\u8bca\u65ad</h2>\n<p lang=\"zh\">\u5982\u679c\u9047\u5230\u95ee\u9898\uff0c\u8bf7\u53c2\u89c1<a class=\"xref\" href=\"/docs/10/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u548c<a class=\"xref\" href=\"/docs/10/app-psql.html\" title=\"psql\"><span class=\"refentrytitle\"><span class=\"application\">psql</span></span></a>\u4e2d\u5173\u4e8e\u6f5c\u5728\u95ee\u9898\u548c\u9519\u8bef\u6d88\u606f\u7684\u8ba8\u8bba\u3002\u6570\u636e\u5e93\u670d\u52a1\u5668\u5fc5\u987b\u5728\u76ee\u6807\u4e3b\u673a\u4e0a\u8fd0\u884c\u3002\u6b64\u5916\uff0c<span class=\"application\">libpq</span>\u524d\u7aef\u5e93\u6240\u4f7f\u7528\u7684\u4efb\u4f55\u9ed8\u8ba4\u8fde\u63a5\u8bbe\u7f6e\u548c\u73af\u5883\u53d8\u91cf\u90fd\u4f1a\u751f\u6548\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.9\">\n<h2 lang=\"zh\">\u793a\u4f8b</h2>\n<p lang=\"zh\">\u8981\u805a\u7c07\u6570\u636e\u5e93<code class=\"literal\">test</code>\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb test</code></strong>\n</pre>\n<p lang=\"zh\">\u5bf9\u540d\u4e3a xyzzy \u7684\u6570\u636e\u5e93\u4e2d\u7684\u5355\u4e2a\u8868 foo \u8fdb\u884c\u805a\u7c07\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb --table=foo xyzzy</code></strong>\n</pre></div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.10\">\n<h2 lang=\"zh\">\u53e6\u89c1</h2>\n<span class=\"simplelist\"><a class=\"xref\" href=\"https://pg.center/docs/10/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a></span></div>\n</div></div>", "manual_path": "app-clusterdb.html", "localization": {"status": "complete", "sources": [{"url": "/docs/10/app-clusterdb.html", "method": "same-major semantic node", "sha256": "c1ad424ec9c212cfdeb4f87a6fd1ec9f9a480f4c979dfd9f585b8ca2e442b3c4", "language": "zh", "matched_nodes": ["#APP-CLUSTERDB/div[2]/p[1]", "#APP-CLUSTERDB/div[3]/h2[0]", "#APP-CLUSTERDB/div[4]/p[1]", "#APP-CLUSTERDB/div[4]/p[2]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[13]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[15]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[9]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[0]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[1]", "#APP-CLUSTERDB/div[5]/p[1]", "#APP-CLUSTERDB/div[5]/p[3]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[6]/h2[0]", "#APP-CLUSTERDB/div[6]/p[2]", "#APP-CLUSTERDB/div[7]/h2[0]", "#APP-CLUSTERDB/div[7]/p[1]", "#APP-CLUSTERDB/div[8]/h2[0]", "#APP-CLUSTERDB/div[8]/p[1]", "#APP-CLUSTERDB/div[9]/h2[0]"]}], "language": "zh", "original_text": {"/versions/10/description/0": "clusterdb \u2014 cluster a PostgreSQL database", "/versions/10/facts/0/label": "Documented executable", "/versions/10/facts/1/label": "Executable version", "/versions/10/facts/2/label": "Reference inventory", "/versions/10/facts/2/value": "Client applications", "/versions/10/facts/3/label": "Option definition groups", "/versions/10/tables/0/title": "Documented options", "/versions/10/tables/1/title": "Environment variables", "/versions/10/tables/0/rows/0/summary": "Cluster all databases.", "/versions/10/tables/0/rows/1/summary": "Echo the commands that clusterdb generates and sends to the server.", "/versions/10/tables/0/rows/2/summary": "Do not display progress messages.", "/versions/10/tables/0/rows/3/summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "/versions/10/tables/0/rows/4/summary": "Print detailed information during processing.", "/versions/10/tables/0/rows/5/summary": "Print the clusterdb version and exit.", "/versions/10/tables/0/rows/6/summary": "Show help about clusterdb command line arguments, and exit.", "/versions/10/tables/0/rows/7/summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "/versions/10/tables/0/rows/8/summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "/versions/10/tables/0/rows/9/summary": "User name to connect as.", "/versions/10/tables/0/columns/0/label": "Option and arguments", "/versions/10/tables/0/columns/1/label": "Description", "/versions/10/tables/0/rows/10/summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "/versions/10/tables/0/rows/11/summary": "Force clusterdb to prompt for a password before connecting to a database.", "/versions/10/tables/0/rows/12/summary": "Specifies the name of the database to connect to to discover which databases should be clustered, when -a / --all is used. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "/versions/10/tables/1/columns/0/label": "Variable", "/versions/10/tables/1/columns/1/label": "Meaning", "/versions/10/tables/1/rows/0/description": "Default connection parameters"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "2a401a6312e75b2fbd1f153881217320939f32814535060b411930a50e75bde8"}, "comparison_data": {"options": [{"names": ["-a", "--all"], "signature": "-a --all", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "signature": "-e --echo", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "signature": "-q --quiet", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "signature": "-t table --table= table", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "signature": "-v --verbose", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "signature": "-V --version", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "signature": "-? --help", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "signature": "-h host --host= host", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "signature": "-p port --port= port", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "signature": "-U username --username= username", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "signature": "-w --no-password", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "signature": "-W --password", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "signature": "--maintenance-db= dbname", "description": "Specifies the name of the database to connect to to discover which databases should be clustered, when -a / --all is used. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "synopsis": ["clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]", "clusterdb [ connection-option ...] [ --verbose | -v ] --all | -a"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}]}, "comparison_hash": "63beaaf93e721699f5448c8436fc6e5fb66d1df4c6330028011a2918d0dc7e2f", "manual_language": "zh"}, "11": {"facts": [{"label": "\u624b\u518c\u4e2d\u7684\u53ef\u6267\u884c\u7a0b\u5e8f", "value": "clusterdb"}, {"label": "\u7a0b\u5e8f\u7248\u672c", "value": "11.22"}, {"label": "\u53c2\u8003\u6e05\u5355", "value": "\u5ba2\u6237\u7aef\u7a0b\u5e8f"}, {"label": "\u9009\u9879\u5b9a\u4e49\u7ec4", "value": "13"}], "tables": [{"key": "options", "rows": [{"summary": "\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002", "signature": {"url": "/docs/11/app-clusterdb.html", "text": "-a --all"}}, {"summary": "\u56de\u663e clusterdb \u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002", "signature": {"url": "/docs/11/app-clusterdb.html", "text": "-e --echo"}}, {"summary": "\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002", "signature": {"url": "/docs/11/app-clusterdb.html", "text": "-q --quiet"}}, {"summary": "\u4ec5\u5bf9 table \u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a -t \u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002", "signature": {"url": "/docs/11/app-clusterdb.html", "text": "-t table --table= table"}}, {"summary": "\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002", "signature": {"url": "/docs/11/app-clusterdb.html", "text": "-v --verbose"}}, {"summary": "\u6253\u5370 clusterdb \u7684\u7248\u672c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/11/app-clusterdb.html", "text": "-V --version"}}, {"summary": "\u663e\u793a\u6709\u5173 clusterdb \u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/11/app-clusterdb.html", "text": "-? --help"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002", "signature": {"url": "/docs/11/app-clusterdb.html", "text": "-h host --host= host"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002", "signature": {"url": "/docs/11/app-clusterdb.html", "text": "-p port --port= port"}}, {"summary": "\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002", "signature": {"url": "/docs/11/app-clusterdb.html", "text": "-U username --username= username"}}, {"summary": "\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 .pgpass \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002", "signature": {"url": "/docs/11/app-clusterdb.html", "text": "-w --no-password"}}, {"summary": "\u5f3a\u5236 clusterdb \u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002", "signature": {"url": "/docs/11/app-clusterdb.html", "text": "-W --password"}}, {"summary": "\u5f53\u4f7f\u7528 -a / --all \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528 postgres \u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528 template1 \u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a \u8fde\u63a5\u5b57\u7b26\u4e32 \u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002", "signature": {"url": "/docs/11/app-clusterdb.html", "text": "--maintenance-db= dbname"}}], "title": "\u624b\u518c\u4e2d\u7684\u9009\u9879", "columns": [{"key": "signature", "label": "\u9009\u9879\u4e0e\u53c2\u6570"}, {"key": "summary", "label": "\u8bf4\u660e"}]}, {"key": "environment", "rows": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570"}], "title": "\u73af\u5883\u53d8\u91cf", "columns": [{"key": "name", "label": "\u53d8\u91cf"}, {"key": "description", "label": "\u542b\u4e49"}]}], "options": [{"names": ["-a", "--all"], "summary": "Cluster all databases.", "signature": "-a --all", "source_url": "/docs/11/app-clusterdb.html", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "summary": "Echo the commands that clusterdb generates and sends to the server.", "signature": "-e --echo", "source_url": "/docs/11/app-clusterdb.html", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "summary": "Do not display progress messages.", "signature": "-q --quiet", "source_url": "/docs/11/app-clusterdb.html", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "signature": "-t table --table= table", "source_url": "/docs/11/app-clusterdb.html", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "summary": "Print detailed information during processing.", "signature": "-v --verbose", "source_url": "/docs/11/app-clusterdb.html", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "summary": "Print the clusterdb version and exit.", "signature": "-V --version", "source_url": "/docs/11/app-clusterdb.html", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "summary": "Show help about clusterdb command line arguments, and exit.", "signature": "-? --help", "source_url": "/docs/11/app-clusterdb.html", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "signature": "-h host --host= host", "source_url": "/docs/11/app-clusterdb.html", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "signature": "-p port --port= port", "source_url": "/docs/11/app-clusterdb.html", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "summary": "User name to connect as.", "signature": "-U username --username= username", "source_url": "/docs/11/app-clusterdb.html", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "signature": "-w --no-password", "source_url": "/docs/11/app-clusterdb.html", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "summary": "Force clusterdb to prompt for a password before connecting to a database.", "signature": "-W --password", "source_url": "/docs/11/app-clusterdb.html", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "summary": "Specifies the name of the database to connect to to discover which databases should be clustered, when -a / --all is used. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "signature": "--maintenance-db= dbname", "source_url": "/docs/11/app-clusterdb.html", "description": "Specifies the name of the database to connect to to discover which databases should be clustered, when -a / --all is used. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v11.22/postgresql-11.22.tar.bz2", "label": "11.22", "major": "11", "channel": "historical", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/11/postgresql-11-A4.pdf", "bytes": 13057499, "pages": 2732, "sha256": "41d75855e610d0d9b8802b87dc5b080bef8d7e91c7cf69401fbf8d3cf801b4b5", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/11/postgresql-11-US.pdf", "bytes": 12961189, "pages": 2883, "sha256": "6a8899ef36935a5b7ed2b436207564a567a4ef1eb1c2200195876b8de4d4fa30", "built_at": "2026-09-26"}}, "tree": "11", "index": "index.html", "major": "11", "pages": 1125, "release": "11.22", "source_url": "https://ftp.postgresql.org/pub/source/v11.22/postgresql-11.22.tar.bz2", "svg_assets": 0, "source_mode": "en HTML verified against the pinned official archive", "source_sha256": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "revision": "53315ddaf3b3f9e6669fd1edc096bbb2cd4a65ea3e836c89e542b43af9ba3a7f", "evidence_kind": "English manual and source declarations", "source_sha256": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "sources": [{"url": "https://pg.center/docs/11/app-clusterdb.html", "file": "app-clusterdb.html", "label": "11.22 English manual \u00b7 app-clusterdb.html", "anchor": "", "sha256": "9a9022e44bec9881b47404c043f2639c4da27d7e54ffb3a612b462b866242f97", "language": "en", "original_url": "/docs/11/app-clusterdb.html"}, {"url": "https://pg.center/docs/11/reference-client.html", "file": "reference-client.html", "label": "Client applications inventory", "anchor": "", "sha256": "3a30e696058b118a55cc42892c39671d9bae86f77e1024d5ebcc4688ad9ab4c3", "language": "en", "original_url": "/docs/11/reference-client.html"}], "sections": [], "synopsis": ["clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]", "clusterdb [ connection-option ...] [ --verbose | -v ] --all | -a"], "signature": "clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]\nclusterdb [ connection-option ...] [ --verbose | -v ] --all | -a", "description": ["clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a PostgreSQL \u6570\u636e\u5e93"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}], "manual_html": "<div><div class=\"refentry\" id=\"APP-CLUSTERDB\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">clusterdb</span></span></h2>\n<p lang=\"zh\">clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a<span class=\"productname\">PostgreSQL</span>\u6570\u636e\u5e93</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2 lang=\"zh\">\u5927\u7eb2</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.1\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [ <code class=\"option\">--verbose</code> | <code class=\"option\">-v</code> ] [ <code class=\"option\">--table</code> | <code class=\"option\">-t</code> <em class=\"replaceable\"><code>table</code></em> ] ... [<em class=\"replaceable\"><code>dbname</code></em>]</p>\n</div>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.2\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [ <code class=\"option\">--verbose</code> | <code class=\"option\">-v</code> ] <code class=\"option\">--all</code> | <code class=\"option\">-a</code></p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.5\">\n<h2 lang=\"zh\">\u8bf4\u660e</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f\u4e00\u4e2a\u7528\u4e8e\u91cd\u65b0\u805a\u7c07<span class=\"productname\">PostgreSQL</span> \u6570\u636e\u5e93\u4e2d\u5404\u8868\u7684\u5de5\u5177\u3002\u5b83\u4f1a\u627e\u51fa\u6b64\u524d\u5df2\u7ecf\u805a\u7c07\u8fc7\u7684\u8868\uff0c\u5e76\u6309\u7167\u4e0a\u6b21\u4f7f\u7528\u7684\u540c\u4e00\u7d22\u5f15\u518d\u6b21\u5bf9\u5176\u8fdb\u884c\u805a\u7c07\u3002\u4ece\u672a\u805a\u7c07\u8fc7\u7684\u8868\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002</p>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f SQL \u547d\u4ee4<a class=\"xref\" href=\"/docs/11/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u7684\u4e00\u4e2a\u5305\u88c5\u5668\u3002\u4f7f\u7528\u8be5\u5de5\u5177\u805a\u7c07\u6570\u636e\u5e93\uff0c\u4e0e\u4f7f\u7528\u5176\u4ed6\u8bbf\u95ee\u670d\u52a1\u5668\u7684\u65b9\u6cd5\u805a\u7c07\u6570\u636e\u5e93\uff0c\u5e76\u6ca1\u6709\u5b9e\u8d28\u533a\u522b\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.6\">\n<h2 lang=\"zh\">\u9009\u9879</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u63a5\u53d7\u4e0b\u5217\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-a</code><br/></span><span class=\"term\"><code class=\"option\">--all</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">[<span class=\"optional\">-d</span>] <em class=\"replaceable\"><code>dbname</code></em></code><br/></span><span class=\"term\"><code class=\"option\">[<span class=\"optional\">--dbname=</span>]<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u672a\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u6307\u5b9a\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4ece\u73af\u5883\u53d8\u91cf <code class=\"envar\">PGDATABASE</code> \u8bfb\u53d6\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u8be5\u73af\u5883\u53d8\u91cf\u4e5f\u672a\u8bbe\u7f6e\uff0c\u5219\u4f7f\u7528\u4e3a\u8be5\u8fde\u63a5\u6307\u5b9a\u7684\u7528\u6237\u540d\u4f5c\u4e3a\u6570\u636e\u5e93\u540d\u3002<em class=\"replaceable\"><code>dbname</code></em>\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/11/libpq.html#LIBPQ-CONNSTRING\" title=\"34.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-e</code><br/></span><span class=\"term\"><code class=\"option\">--echo</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u56de\u663e<span class=\"application\">clusterdb</span>\u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-q</code><br/></span><span class=\"term\"><code class=\"option\">--quiet</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-t <em class=\"replaceable\"><code>table</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--table=<em class=\"replaceable\"><code>table</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4ec5\u5bf9<em class=\"replaceable\"><code>table</code></em>\u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a<code class=\"option\">-t</code>\u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-v</code><br/></span><span class=\"term\"><code class=\"option\">--verbose</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-V</code><br/></span><span class=\"term\"><code class=\"option\">--version</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6253\u5370<span class=\"application\">clusterdb</span>\u7684\u7248\u672c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-?</code><br/></span><span class=\"term\"><code class=\"option\">--help</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u663e\u793a\u6709\u5173<span class=\"application\">clusterdb</span>\u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u8fd8\u63a5\u53d7\u4ee5\u4e0b\u7528\u4e8e\u8fde\u63a5\u53c2\u6570\u7684\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-h <em class=\"replaceable\"><code>host</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--host=<em class=\"replaceable\"><code>host</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-p <em class=\"replaceable\"><code>port</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--port=<em class=\"replaceable\"><code>port</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-U <em class=\"replaceable\"><code>username</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--username=<em class=\"replaceable\"><code>username</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-w</code><br/></span><span class=\"term\"><code class=\"option\">--no-password</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 <code class=\"filename\">.pgpass</code> \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-W</code><br/></span><span class=\"term\"><code class=\"option\">--password</code></span></dt>\n<dd>\n<p lang=\"zh\">\u5f3a\u5236<span class=\"application\">clusterdb</span>\u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002</p>\n<p lang=\"zh\">\u8fd9\u4e2a\u9009\u9879\u5e76\u975e\u5fc5\u4e0d\u53ef\u5c11\uff0c\u56e0\u4e3a\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u81ea\u52a8\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u4e0d\u8fc7\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u6d6a\u8d39\u4e00\u6b21\u8fde\u63a5\u5c1d\u8bd5\uff0c\u624d\u77e5\u9053\u670d\u52a1\u5668\u9700\u8981\u5bc6\u7801\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4e3a\u4e86\u907f\u514d\u8fd9\u6b21\u989d\u5916\u7684\u8fde\u63a5\u5c1d\u8bd5\uff0c\u63d0\u524d\u6307\u5b9a<code class=\"option\">-W</code>\u662f\u503c\u5f97\u7684\u3002</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">--maintenance-db=<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528<code class=\"literal\">postgres</code>\u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528<code class=\"literal\">template1</code>\u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/11/libpq.html#LIBPQ-CONNSTRING\" title=\"34.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.7\">\n<h2 lang=\"zh\">\u73af\u5883</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATABASE</code><br/></span><span class=\"term\"><code class=\"envar\">PGHOST</code><br/></span><span class=\"term\"><code class=\"envar\">PGPORT</code><br/></span><span class=\"term\"><code class=\"envar\">PGUSER</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\">\u4e0e\u5927\u591a\u6570\u5176\u4ed6 <span class=\"productname\">PostgreSQL</span> \u5de5\u5177\u4e00\u6837\uff0c\u6b64\u5de5\u5177\u4e5f\u4f7f\u7528 <span class=\"application\">libpq</span> \u652f\u6301\u7684\u73af\u5883\u53d8\u91cf\uff08\u89c1<a class=\"xref\" href=\"/docs/11/libpq-envars.html\" title=\"34.14.\u00a0\u73af\u5883\u53d8\u91cf\">\u7b2c\u00a034.14\u00a0\u8282</a>\uff09\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.8\">\n<h2 lang=\"zh\">\u8bca\u65ad</h2>\n<p lang=\"zh\">\u5982\u679c\u9047\u5230\u95ee\u9898\uff0c\u8bf7\u53c2\u89c1<a class=\"xref\" href=\"/docs/11/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u548c<a class=\"xref\" href=\"/docs/11/app-psql.html\" title=\"psql\"><span class=\"refentrytitle\"><span class=\"application\">psql</span></span></a>\u4e2d\u5173\u4e8e\u6f5c\u5728\u95ee\u9898\u548c\u9519\u8bef\u6d88\u606f\u7684\u8ba8\u8bba\u3002\u6570\u636e\u5e93\u670d\u52a1\u5668\u5fc5\u987b\u5728\u76ee\u6807\u4e3b\u673a\u4e0a\u8fd0\u884c\u3002\u6b64\u5916\uff0c<span class=\"application\">libpq</span>\u524d\u7aef\u5e93\u6240\u4f7f\u7528\u7684\u4efb\u4f55\u9ed8\u8ba4\u8fde\u63a5\u8bbe\u7f6e\u548c\u73af\u5883\u53d8\u91cf\u90fd\u4f1a\u751f\u6548\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.9\">\n<h2 lang=\"zh\">\u793a\u4f8b</h2>\n<p lang=\"zh\">\u8981\u805a\u7c07\u6570\u636e\u5e93<code class=\"literal\">test</code>\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb test</code></strong>\n</pre>\n<p lang=\"zh\">\u5bf9\u540d\u4e3a xyzzy \u7684\u6570\u636e\u5e93\u4e2d\u7684\u5355\u4e2a\u8868 foo \u8fdb\u884c\u805a\u7c07\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb --table=foo xyzzy</code></strong>\n</pre>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.10\">\n<h2 lang=\"zh\">\u53e6\u89c1</h2><span class=\"simplelist\"><a class=\"xref\" href=\"https://pg.center/docs/11/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a></span>\n</div>\n</div></div>", "manual_path": "app-clusterdb.html", "localization": {"status": "complete", "sources": [{"url": "/docs/11/app-clusterdb.html", "method": "same-major semantic node", "sha256": "8972dada5aa7937726ea64de597d3f7089b0f5c2ceb3f65add9f2b2b45c9d293", "language": "zh", "matched_nodes": ["#APP-CLUSTERDB/div[2]/p[1]", "#APP-CLUSTERDB/div[3]/h2[0]", "#APP-CLUSTERDB/div[4]/p[1]", "#APP-CLUSTERDB/div[4]/p[2]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[13]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[15]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[9]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[0]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[1]", "#APP-CLUSTERDB/div[5]/p[1]", "#APP-CLUSTERDB/div[5]/p[3]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[6]/h2[0]", "#APP-CLUSTERDB/div[6]/p[2]", "#APP-CLUSTERDB/div[7]/h2[0]", "#APP-CLUSTERDB/div[7]/p[1]", "#APP-CLUSTERDB/div[8]/h2[0]", "#APP-CLUSTERDB/div[8]/p[1]", "#APP-CLUSTERDB/div[9]/h2[0]"]}], "language": "zh", "original_text": {"/versions/11/description/0": "clusterdb \u2014 cluster a PostgreSQL database", "/versions/11/facts/0/label": "Documented executable", "/versions/11/facts/1/label": "Executable version", "/versions/11/facts/2/label": "Reference inventory", "/versions/11/facts/2/value": "Client applications", "/versions/11/facts/3/label": "Option definition groups", "/versions/11/tables/0/title": "Documented options", "/versions/11/tables/1/title": "Environment variables", "/versions/11/tables/0/rows/0/summary": "Cluster all databases.", "/versions/11/tables/0/rows/1/summary": "Echo the commands that clusterdb generates and sends to the server.", "/versions/11/tables/0/rows/2/summary": "Do not display progress messages.", "/versions/11/tables/0/rows/3/summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "/versions/11/tables/0/rows/4/summary": "Print detailed information during processing.", "/versions/11/tables/0/rows/5/summary": "Print the clusterdb version and exit.", "/versions/11/tables/0/rows/6/summary": "Show help about clusterdb command line arguments, and exit.", "/versions/11/tables/0/rows/7/summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "/versions/11/tables/0/rows/8/summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "/versions/11/tables/0/rows/9/summary": "User name to connect as.", "/versions/11/tables/0/columns/0/label": "Option and arguments", "/versions/11/tables/0/columns/1/label": "Description", "/versions/11/tables/0/rows/10/summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "/versions/11/tables/0/rows/11/summary": "Force clusterdb to prompt for a password before connecting to a database.", "/versions/11/tables/0/rows/12/summary": "Specifies the name of the database to connect to to discover which databases should be clustered, when -a / --all is used. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "/versions/11/tables/1/columns/0/label": "Variable", "/versions/11/tables/1/columns/1/label": "Meaning", "/versions/11/tables/1/rows/0/description": "Default connection parameters"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "3f4d160149452a2769068396b738501e1afbdba7a7f4f08facf443acf20efd77"}, "comparison_data": {"options": [{"names": ["-a", "--all"], "signature": "-a --all", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "signature": "-e --echo", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "signature": "-q --quiet", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "signature": "-t table --table= table", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "signature": "-v --verbose", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "signature": "-V --version", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "signature": "-? --help", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "signature": "-h host --host= host", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "signature": "-p port --port= port", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "signature": "-U username --username= username", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "signature": "-w --no-password", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "signature": "-W --password", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "signature": "--maintenance-db= dbname", "description": "Specifies the name of the database to connect to to discover which databases should be clustered, when -a / --all is used. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "synopsis": ["clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]", "clusterdb [ connection-option ...] [ --verbose | -v ] --all | -a"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}]}, "comparison_hash": "63beaaf93e721699f5448c8436fc6e5fb66d1df4c6330028011a2918d0dc7e2f", "manual_language": "zh"}, "12": {"facts": [{"label": "\u624b\u518c\u4e2d\u7684\u53ef\u6267\u884c\u7a0b\u5e8f", "value": "clusterdb"}, {"label": "\u7a0b\u5e8f\u7248\u672c", "value": "12.22"}, {"label": "\u53c2\u8003\u6e05\u5355", "value": "\u5ba2\u6237\u7aef\u7a0b\u5e8f"}, {"label": "\u9009\u9879\u5b9a\u4e49\u7ec4", "value": "13"}], "tables": [{"key": "options", "rows": [{"summary": "\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002", "signature": {"url": "/docs/12/app-clusterdb.html", "text": "-a --all"}}, {"summary": "\u56de\u663e clusterdb \u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002", "signature": {"url": "/docs/12/app-clusterdb.html", "text": "-e --echo"}}, {"summary": "\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002", "signature": {"url": "/docs/12/app-clusterdb.html", "text": "-q --quiet"}}, {"summary": "\u4ec5\u5bf9 table \u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a -t \u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002", "signature": {"url": "/docs/12/app-clusterdb.html", "text": "-t table --table= table"}}, {"summary": "\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002", "signature": {"url": "/docs/12/app-clusterdb.html", "text": "-v --verbose"}}, {"summary": "\u6253\u5370 clusterdb \u7684\u7248\u672c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/12/app-clusterdb.html", "text": "-V --version"}}, {"summary": "\u663e\u793a\u6709\u5173 clusterdb \u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/12/app-clusterdb.html", "text": "-? --help"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002", "signature": {"url": "/docs/12/app-clusterdb.html", "text": "-h host --host= host"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002", "signature": {"url": "/docs/12/app-clusterdb.html", "text": "-p port --port= port"}}, {"summary": "\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002", "signature": {"url": "/docs/12/app-clusterdb.html", "text": "-U username --username= username"}}, {"summary": "\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 .pgpass \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002", "signature": {"url": "/docs/12/app-clusterdb.html", "text": "-w --no-password"}}, {"summary": "\u5f3a\u5236 clusterdb \u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002", "signature": {"url": "/docs/12/app-clusterdb.html", "text": "-W --password"}}, {"summary": "\u5f53\u4f7f\u7528 -a / --all \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528 postgres \u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528 template1 \u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a \u8fde\u63a5\u5b57\u7b26\u4e32 \u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002", "signature": {"url": "/docs/12/app-clusterdb.html", "text": "--maintenance-db= dbname"}}], "title": "\u624b\u518c\u4e2d\u7684\u9009\u9879", "columns": [{"key": "signature", "label": "\u9009\u9879\u4e0e\u53c2\u6570"}, {"key": "summary", "label": "\u8bf4\u660e"}]}, {"key": "environment", "rows": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570"}, {"name": "PG_COLOR", "description": "\u6307\u5b9a\u662f\u5426\u5728\u8bca\u65ad\u6d88\u606f\u4e2d\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a always \u3001 auto \u548c never \u3002"}], "title": "\u73af\u5883\u53d8\u91cf", "columns": [{"key": "name", "label": "\u53d8\u91cf"}, {"key": "description", "label": "\u542b\u4e49"}]}], "options": [{"names": ["-a", "--all"], "summary": "Cluster all databases.", "signature": "-a --all", "source_url": "/docs/12/app-clusterdb.html", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "summary": "Echo the commands that clusterdb generates and sends to the server.", "signature": "-e --echo", "source_url": "/docs/12/app-clusterdb.html", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "summary": "Do not display progress messages.", "signature": "-q --quiet", "source_url": "/docs/12/app-clusterdb.html", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "signature": "-t table --table= table", "source_url": "/docs/12/app-clusterdb.html", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "summary": "Print detailed information during processing.", "signature": "-v --verbose", "source_url": "/docs/12/app-clusterdb.html", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "summary": "Print the clusterdb version and exit.", "signature": "-V --version", "source_url": "/docs/12/app-clusterdb.html", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "summary": "Show help about clusterdb command line arguments, and exit.", "signature": "-? --help", "source_url": "/docs/12/app-clusterdb.html", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "signature": "-h host --host= host", "source_url": "/docs/12/app-clusterdb.html", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "signature": "-p port --port= port", "source_url": "/docs/12/app-clusterdb.html", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "summary": "User name to connect as.", "signature": "-U username --username= username", "source_url": "/docs/12/app-clusterdb.html", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "signature": "-w --no-password", "source_url": "/docs/12/app-clusterdb.html", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "summary": "Force clusterdb to prompt for a password before connecting to a database.", "signature": "-W --password", "source_url": "/docs/12/app-clusterdb.html", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "summary": "Specifies the name of the database to connect to to discover which databases should be clustered, when -a / --all is used. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "signature": "--maintenance-db= dbname", "source_url": "/docs/12/app-clusterdb.html", "description": "Specifies the name of the database to connect to to discover which databases should be clustered, when -a / --all is used. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v12.22/postgresql-12.22.tar.bz2", "label": "12.22", "major": "12", "channel": "historical", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/12/postgresql-12-A4.pdf", "bytes": 13424351, "pages": 2803, "sha256": "7422cf53fd1939e7a3d2925231a88b0330e468afa5393627cac0ff86158a0621", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/12/postgresql-12-US.pdf", "bytes": 13322565, "pages": 2958, "sha256": "51f3b04e72907fc38512685946223452ea65f84419c60c66241dfa3396035e77", "built_at": "2026-09-26"}}, "tree": "12", "index": "index.html", "major": "12", "pages": 1131, "release": "12.22", "source_url": "https://ftp.postgresql.org/pub/source/v12.22/postgresql-12.22.tar.bz2", "svg_assets": 2, "source_mode": "en HTML verified against the pinned official archive", "source_sha256": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "revision": "7a827e97cbfacd7febff75f34443e2043e40723de5b6d8c9d81a9430b65a37e4", "evidence_kind": "English manual and source declarations", "source_sha256": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "sources": [{"url": "https://pg.center/docs/12/app-clusterdb.html", "file": "app-clusterdb.html", "label": "12.22 English manual \u00b7 app-clusterdb.html", "anchor": "", "sha256": "1cf1bf1f255e826b7580930ab71a81356dbc4668c37f543645378d0fe2a9f46c", "language": "en", "original_url": "/docs/12/app-clusterdb.html"}, {"url": "https://pg.center/docs/12/reference-client.html", "file": "reference-client.html", "label": "Client applications inventory", "anchor": "", "sha256": "089624dd131f52eea682b304f87a1acb03392ee7bcf78b000699c9b17c7ca22d", "language": "en", "original_url": "/docs/12/reference-client.html"}], "sections": [], "synopsis": ["clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]", "clusterdb [ connection-option ...] [ --verbose | -v ] --all | -a"], "signature": "clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]\nclusterdb [ connection-option ...] [ --verbose | -v ] --all | -a", "description": ["clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a PostgreSQL \u6570\u636e\u5e93"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-CLUSTERDB\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">clusterdb</span></span></h2>\n<p lang=\"zh\">clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a<span class=\"productname\">PostgreSQL</span>\u6570\u636e\u5e93</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2 lang=\"zh\">\u5927\u7eb2</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.1\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [ <code class=\"option\">--verbose</code> | <code class=\"option\">-v</code> ] [ <code class=\"option\">--table</code> | <code class=\"option\">-t</code> <em class=\"replaceable\"><code>table</code></em> ] ... [<em class=\"replaceable\"><code>dbname</code></em>]</p>\n</div>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.2\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [ <code class=\"option\">--verbose</code> | <code class=\"option\">-v</code> ] <code class=\"option\">--all</code> | <code class=\"option\">-a</code></p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.5\">\n<h2 lang=\"zh\">\u8bf4\u660e</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f\u4e00\u4e2a\u7528\u4e8e\u91cd\u65b0\u805a\u7c07<span class=\"productname\">PostgreSQL</span> \u6570\u636e\u5e93\u4e2d\u5404\u8868\u7684\u5de5\u5177\u3002\u5b83\u4f1a\u627e\u51fa\u6b64\u524d\u5df2\u7ecf\u805a\u7c07\u8fc7\u7684\u8868\uff0c\u5e76\u6309\u7167\u4e0a\u6b21\u4f7f\u7528\u7684\u540c\u4e00\u7d22\u5f15\u518d\u6b21\u5bf9\u5176\u8fdb\u884c\u805a\u7c07\u3002\u4ece\u672a\u805a\u7c07\u8fc7\u7684\u8868\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002</p>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f SQL \u547d\u4ee4<a class=\"xref\" href=\"/docs/12/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u7684\u4e00\u4e2a\u5305\u88c5\u5668\u3002\u4f7f\u7528\u8be5\u5de5\u5177\u805a\u7c07\u6570\u636e\u5e93\uff0c\u4e0e\u4f7f\u7528\u5176\u4ed6\u8bbf\u95ee\u670d\u52a1\u5668\u7684\u65b9\u6cd5\u805a\u7c07\u6570\u636e\u5e93\uff0c\u5e76\u6ca1\u6709\u5b9e\u8d28\u533a\u522b\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.6\">\n<h2 lang=\"zh\">\u9009\u9879</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u63a5\u53d7\u4e0b\u5217\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-a</code><br/></span><span class=\"term\"><code class=\"option\">--all</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">[<span class=\"optional\">-d</span>] <em class=\"replaceable\"><code>dbname</code></em></code><br/></span><span class=\"term\"><code class=\"option\">[<span class=\"optional\">--dbname=</span>]<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u672a\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u6307\u5b9a\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4ece\u73af\u5883\u53d8\u91cf <code class=\"envar\">PGDATABASE</code> \u8bfb\u53d6\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u8be5\u73af\u5883\u53d8\u91cf\u4e5f\u672a\u8bbe\u7f6e\uff0c\u5219\u4f7f\u7528\u4e3a\u8be5\u8fde\u63a5\u6307\u5b9a\u7684\u7528\u6237\u540d\u4f5c\u4e3a\u6570\u636e\u5e93\u540d\u3002<em class=\"replaceable\"><code>dbname</code></em>\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/12/libpq.html#LIBPQ-CONNSTRING\" title=\"33.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-e</code><br/></span><span class=\"term\"><code class=\"option\">--echo</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u56de\u663e<span class=\"application\">clusterdb</span>\u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-q</code><br/></span><span class=\"term\"><code class=\"option\">--quiet</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-t <em class=\"replaceable\"><code>table</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--table=<em class=\"replaceable\"><code>table</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4ec5\u5bf9<em class=\"replaceable\"><code>table</code></em>\u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a<code class=\"option\">-t</code>\u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-v</code><br/></span><span class=\"term\"><code class=\"option\">--verbose</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-V</code><br/></span><span class=\"term\"><code class=\"option\">--version</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6253\u5370<span class=\"application\">clusterdb</span>\u7684\u7248\u672c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-?</code><br/></span><span class=\"term\"><code class=\"option\">--help</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u663e\u793a\u6709\u5173<span class=\"application\">clusterdb</span>\u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u8fd8\u63a5\u53d7\u4ee5\u4e0b\u7528\u4e8e\u8fde\u63a5\u53c2\u6570\u7684\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-h <em class=\"replaceable\"><code>host</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--host=<em class=\"replaceable\"><code>host</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-p <em class=\"replaceable\"><code>port</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--port=<em class=\"replaceable\"><code>port</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-U <em class=\"replaceable\"><code>username</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--username=<em class=\"replaceable\"><code>username</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-w</code><br/></span><span class=\"term\"><code class=\"option\">--no-password</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 <code class=\"filename\">.pgpass</code> \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-W</code><br/></span><span class=\"term\"><code class=\"option\">--password</code></span></dt>\n<dd>\n<p lang=\"zh\">\u5f3a\u5236<span class=\"application\">clusterdb</span>\u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002</p>\n<p lang=\"zh\">\u8fd9\u4e2a\u9009\u9879\u5e76\u975e\u5fc5\u4e0d\u53ef\u5c11\uff0c\u56e0\u4e3a\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u81ea\u52a8\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u4e0d\u8fc7\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u6d6a\u8d39\u4e00\u6b21\u8fde\u63a5\u5c1d\u8bd5\uff0c\u624d\u77e5\u9053\u670d\u52a1\u5668\u9700\u8981\u5bc6\u7801\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4e3a\u4e86\u907f\u514d\u8fd9\u6b21\u989d\u5916\u7684\u8fde\u63a5\u5c1d\u8bd5\uff0c\u63d0\u524d\u6307\u5b9a<code class=\"option\">-W</code>\u662f\u503c\u5f97\u7684\u3002</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">--maintenance-db=<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528<code class=\"literal\">postgres</code>\u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528<code class=\"literal\">template1</code>\u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/12/libpq.html#LIBPQ-CONNSTRING\" title=\"33.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.7\">\n<h2 lang=\"zh\">\u73af\u5883</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATABASE</code><br/></span><span class=\"term\"><code class=\"envar\">PGHOST</code><br/></span><span class=\"term\"><code class=\"envar\">PGPORT</code><br/></span><span class=\"term\"><code class=\"envar\">PGUSER</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u662f\u5426\u5728\u8bca\u65ad\u6d88\u606f\u4e2d\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a <code class=\"literal\">always</code>\u3001<code class=\"literal\">auto</code> \u548c <code class=\"literal\">never</code>\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\">\u4e0e\u5927\u591a\u6570\u5176\u4ed6 <span class=\"productname\">PostgreSQL</span> \u5de5\u5177\u4e00\u6837\uff0c\u6b64\u5de5\u5177\u4e5f\u4f7f\u7528 <span class=\"application\">libpq</span> \u652f\u6301\u7684\u73af\u5883\u53d8\u91cf\uff08\u89c1<a class=\"xref\" href=\"/docs/12/libpq-envars.html\" title=\"33.14.\u00a0\u73af\u5883\u53d8\u91cf\">\u7b2c\u00a033.14\u00a0\u8282</a>\uff09\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.8\">\n<h2 lang=\"zh\">\u8bca\u65ad</h2>\n<p lang=\"zh\">\u5982\u679c\u9047\u5230\u95ee\u9898\uff0c\u8bf7\u53c2\u89c1<a class=\"xref\" href=\"/docs/12/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u548c<a class=\"xref\" href=\"/docs/12/app-psql.html\" title=\"psql\"><span class=\"refentrytitle\"><span class=\"application\">psql</span></span></a>\u4e2d\u5173\u4e8e\u6f5c\u5728\u95ee\u9898\u548c\u9519\u8bef\u6d88\u606f\u7684\u8ba8\u8bba\u3002\u6570\u636e\u5e93\u670d\u52a1\u5668\u5fc5\u987b\u5728\u76ee\u6807\u4e3b\u673a\u4e0a\u8fd0\u884c\u3002\u6b64\u5916\uff0c<span class=\"application\">libpq</span>\u524d\u7aef\u5e93\u6240\u4f7f\u7528\u7684\u4efb\u4f55\u9ed8\u8ba4\u8fde\u63a5\u8bbe\u7f6e\u548c\u73af\u5883\u53d8\u91cf\u90fd\u4f1a\u751f\u6548\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.9\">\n<h2 lang=\"zh\">\u793a\u4f8b</h2>\n<p lang=\"zh\">\u8981\u805a\u7c07\u6570\u636e\u5e93<code class=\"literal\">test</code>\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb test</code></strong>\n</pre>\n<p lang=\"zh\">\u5bf9\u540d\u4e3a xyzzy \u7684\u6570\u636e\u5e93\u4e2d\u7684\u5355\u4e2a\u8868 foo \u8fdb\u884c\u805a\u7c07\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb --table=foo xyzzy</code></strong>\n</pre>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.10\">\n<h2 lang=\"zh\">\u53e6\u89c1</h2><span class=\"simplelist\"><a class=\"xref\" href=\"https://pg.center/docs/12/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a></span>\n</div>\n</div></div>", "manual_path": "app-clusterdb.html", "localization": {"status": "complete", "sources": [{"url": "/docs/12/app-clusterdb.html", "method": "same-major semantic node", "sha256": "26e8a7e173f77a1c305b765dffa4dc7872898fcaefd66ca3886334baa6319f9c", "language": "zh", "matched_nodes": ["#APP-CLUSTERDB/div[2]/p[1]", "#APP-CLUSTERDB/div[3]/h2[0]", "#APP-CLUSTERDB/div[4]/p[1]", "#APP-CLUSTERDB/div[4]/p[2]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[13]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[15]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[9]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[0]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[1]", "#APP-CLUSTERDB/div[5]/p[1]", "#APP-CLUSTERDB/div[5]/p[3]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[6]/h2[0]", "#APP-CLUSTERDB/div[6]/p[2]", "#APP-CLUSTERDB/div[7]/h2[0]", "#APP-CLUSTERDB/div[7]/p[1]", "#APP-CLUSTERDB/div[8]/h2[0]", "#APP-CLUSTERDB/div[8]/p[1]", "#APP-CLUSTERDB/div[9]/h2[0]"]}], "language": "zh", "original_text": {"/versions/12/description/0": "clusterdb \u2014 cluster a PostgreSQL database", "/versions/12/facts/0/label": "Documented executable", "/versions/12/facts/1/label": "Executable version", "/versions/12/facts/2/label": "Reference inventory", "/versions/12/facts/2/value": "Client applications", "/versions/12/facts/3/label": "Option definition groups", "/versions/12/tables/0/title": "Documented options", "/versions/12/tables/1/title": "Environment variables", "/versions/12/tables/0/rows/0/summary": "Cluster all databases.", "/versions/12/tables/0/rows/1/summary": "Echo the commands that clusterdb generates and sends to the server.", "/versions/12/tables/0/rows/2/summary": "Do not display progress messages.", "/versions/12/tables/0/rows/3/summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "/versions/12/tables/0/rows/4/summary": "Print detailed information during processing.", "/versions/12/tables/0/rows/5/summary": "Print the clusterdb version and exit.", "/versions/12/tables/0/rows/6/summary": "Show help about clusterdb command line arguments, and exit.", "/versions/12/tables/0/rows/7/summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "/versions/12/tables/0/rows/8/summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "/versions/12/tables/0/rows/9/summary": "User name to connect as.", "/versions/12/tables/0/columns/0/label": "Option and arguments", "/versions/12/tables/0/columns/1/label": "Description", "/versions/12/tables/0/rows/10/summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "/versions/12/tables/0/rows/11/summary": "Force clusterdb to prompt for a password before connecting to a database.", "/versions/12/tables/0/rows/12/summary": "Specifies the name of the database to connect to to discover which databases should be clustered, when -a / --all is used. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "/versions/12/tables/1/columns/0/label": "Variable", "/versions/12/tables/1/columns/1/label": "Meaning", "/versions/12/tables/1/rows/0/description": "Default connection parameters", "/versions/12/tables/1/rows/1/description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "9988f2edcbf5f0a478f8170f81abca66740ca251399fafe6e47156d0cba80309"}, "comparison_data": {"options": [{"names": ["-a", "--all"], "signature": "-a --all", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "signature": "-e --echo", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "signature": "-q --quiet", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "signature": "-t table --table= table", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "signature": "-v --verbose", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "signature": "-V --version", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "signature": "-? --help", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "signature": "-h host --host= host", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "signature": "-p port --port= port", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "signature": "-U username --username= username", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "signature": "-w --no-password", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "signature": "-W --password", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "signature": "--maintenance-db= dbname", "description": "Specifies the name of the database to connect to to discover which databases should be clustered, when -a / --all is used. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "synopsis": ["clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]", "clusterdb [ connection-option ...] [ --verbose | -v ] --all | -a"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "341b1137e72a6c1cb075158117796b9330fd35f6eeb4b20ae452ed945871e32b", "manual_language": "zh"}, "13": {"facts": [{"label": "\u624b\u518c\u4e2d\u7684\u53ef\u6267\u884c\u7a0b\u5e8f", "value": "clusterdb"}, {"label": "\u7a0b\u5e8f\u7248\u672c", "value": "13.23"}, {"label": "\u53c2\u8003\u6e05\u5355", "value": "\u5ba2\u6237\u7aef\u7a0b\u5e8f"}, {"label": "\u9009\u9879\u5b9a\u4e49\u7ec4", "value": "13"}], "tables": [{"key": "options", "rows": [{"summary": "\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002", "signature": {"url": "/docs/13/app-clusterdb.html", "text": "-a --all"}}, {"summary": "\u56de\u663e clusterdb \u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002", "signature": {"url": "/docs/13/app-clusterdb.html", "text": "-e --echo"}}, {"summary": "\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002", "signature": {"url": "/docs/13/app-clusterdb.html", "text": "-q --quiet"}}, {"summary": "\u4ec5\u5bf9 table \u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a -t \u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002", "signature": {"url": "/docs/13/app-clusterdb.html", "text": "-t table --table= table"}}, {"summary": "\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002", "signature": {"url": "/docs/13/app-clusterdb.html", "text": "-v --verbose"}}, {"summary": "\u6253\u5370 clusterdb \u7684\u7248\u672c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/13/app-clusterdb.html", "text": "-V --version"}}, {"summary": "\u663e\u793a\u6709\u5173 clusterdb \u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/13/app-clusterdb.html", "text": "-? --help"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002", "signature": {"url": "/docs/13/app-clusterdb.html", "text": "-h host --host= host"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002", "signature": {"url": "/docs/13/app-clusterdb.html", "text": "-p port --port= port"}}, {"summary": "\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002", "signature": {"url": "/docs/13/app-clusterdb.html", "text": "-U username --username= username"}}, {"summary": "\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 .pgpass \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002", "signature": {"url": "/docs/13/app-clusterdb.html", "text": "-w --no-password"}}, {"summary": "\u5f3a\u5236 clusterdb \u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002", "signature": {"url": "/docs/13/app-clusterdb.html", "text": "-W --password"}}, {"summary": "\u5f53\u4f7f\u7528 -a / --all \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528 postgres \u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528 template1 \u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a \u8fde\u63a5\u5b57\u7b26\u4e32 \u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002", "signature": {"url": "/docs/13/app-clusterdb.html", "text": "--maintenance-db= dbname"}}], "title": "\u624b\u518c\u4e2d\u7684\u9009\u9879", "columns": [{"key": "signature", "label": "\u9009\u9879\u4e0e\u53c2\u6570"}, {"key": "summary", "label": "\u8bf4\u660e"}]}, {"key": "environment", "rows": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570"}, {"name": "PG_COLOR", "description": "\u6307\u5b9a\u662f\u5426\u5728\u8bca\u65ad\u6d88\u606f\u4e2d\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a always \u3001 auto \u548c never \u3002"}], "title": "\u73af\u5883\u53d8\u91cf", "columns": [{"key": "name", "label": "\u53d8\u91cf"}, {"key": "description", "label": "\u542b\u4e49"}]}], "options": [{"names": ["-a", "--all"], "summary": "Cluster all databases.", "signature": "-a --all", "source_url": "/docs/13/app-clusterdb.html", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "summary": "Echo the commands that clusterdb generates and sends to the server.", "signature": "-e --echo", "source_url": "/docs/13/app-clusterdb.html", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "summary": "Do not display progress messages.", "signature": "-q --quiet", "source_url": "/docs/13/app-clusterdb.html", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "signature": "-t table --table= table", "source_url": "/docs/13/app-clusterdb.html", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "summary": "Print detailed information during processing.", "signature": "-v --verbose", "source_url": "/docs/13/app-clusterdb.html", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "summary": "Print the clusterdb version and exit.", "signature": "-V --version", "source_url": "/docs/13/app-clusterdb.html", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "summary": "Show help about clusterdb command line arguments, and exit.", "signature": "-? --help", "source_url": "/docs/13/app-clusterdb.html", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "signature": "-h host --host= host", "source_url": "/docs/13/app-clusterdb.html", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "signature": "-p port --port= port", "source_url": "/docs/13/app-clusterdb.html", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "summary": "User name to connect as.", "signature": "-U username --username= username", "source_url": "/docs/13/app-clusterdb.html", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "signature": "-w --no-password", "source_url": "/docs/13/app-clusterdb.html", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "summary": "Force clusterdb to prompt for a password before connecting to a database.", "signature": "-W --password", "source_url": "/docs/13/app-clusterdb.html", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "signature": "--maintenance-db= dbname", "source_url": "/docs/13/app-clusterdb.html", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v13.23/postgresql-13.23.tar.bz2", "label": "13.23", "major": "13", "channel": "historical", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/13/postgresql-13-A4.pdf", "bytes": 13843239, "pages": 2826, "sha256": "171cc09f90936dbc1cbd503a98ff07ae72ea58ab9771ff051313f1217737799c", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/13/postgresql-13-US.pdf", "bytes": 13739572, "pages": 2984, "sha256": "48d09c6e197d9db4220f41afe83efe848a8661b1b168d3b89419751ecaf6c24d", "built_at": "2026-09-26"}}, "tree": "13", "index": "index.html", "major": "13", "pages": 1139, "release": "13.23", "source_url": "https://ftp.postgresql.org/pub/source/v13.23/postgresql-13.23.tar.bz2", "svg_assets": 3, "source_mode": "en HTML verified against the pinned official archive", "source_sha256": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "revision": "614ee3133270254e476c118cdf6f72af78d4e4b8bbd9b28ed9ab1e14e4e9c0f6", "evidence_kind": "English manual and source declarations", "source_sha256": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "sources": [{"url": "https://pg.center/docs/13/app-clusterdb.html", "file": "app-clusterdb.html", "label": "13.23 English manual \u00b7 app-clusterdb.html", "anchor": "", "sha256": "caebc73b7c5870d10ffa556fd3d68981f72d6c00daf39180d9e7bd0af65277f8", "language": "en", "original_url": "/docs/13/app-clusterdb.html"}, {"url": "https://pg.center/docs/13/reference-client.html", "file": "reference-client.html", "label": "Client applications inventory", "anchor": "", "sha256": "2a16c2982d9803edd4bd6920f76b66083e7f2959182d6a3bcec7ccfbac0a9ad8", "language": "en", "original_url": "/docs/13/reference-client.html"}], "sections": [], "synopsis": ["clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]", "clusterdb [ connection-option ...] [ --verbose | -v ] --all | -a"], "signature": "clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]\nclusterdb [ connection-option ...] [ --verbose | -v ] --all | -a", "description": ["clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a PostgreSQL \u6570\u636e\u5e93"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-CLUSTERDB\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">clusterdb</span></span></h2>\n<p lang=\"zh\">clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a<span class=\"productname\">PostgreSQL</span>\u6570\u636e\u5e93</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2 lang=\"zh\">\u5927\u7eb2</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.1\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [ <code class=\"option\">--verbose</code> | <code class=\"option\">-v</code> ] [ <code class=\"option\">--table</code> | <code class=\"option\">-t</code> <em class=\"replaceable\"><code>table</code></em> ] ... [<em class=\"replaceable\"><code>dbname</code></em>]</p>\n</div>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.2\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [ <code class=\"option\">--verbose</code> | <code class=\"option\">-v</code> ] <code class=\"option\">--all</code> | <code class=\"option\">-a</code></p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.5\">\n<h2 lang=\"zh\">\u8bf4\u660e</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f\u4e00\u4e2a\u7528\u4e8e\u91cd\u65b0\u805a\u7c07<span class=\"productname\">PostgreSQL</span> \u6570\u636e\u5e93\u4e2d\u5404\u8868\u7684\u5de5\u5177\u3002\u5b83\u4f1a\u627e\u51fa\u6b64\u524d\u5df2\u7ecf\u805a\u7c07\u8fc7\u7684\u8868\uff0c\u5e76\u6309\u7167\u4e0a\u6b21\u4f7f\u7528\u7684\u540c\u4e00\u7d22\u5f15\u518d\u6b21\u5bf9\u5176\u8fdb\u884c\u805a\u7c07\u3002\u4ece\u672a\u805a\u7c07\u8fc7\u7684\u8868\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002</p>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f SQL \u547d\u4ee4<a class=\"xref\" href=\"/docs/13/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u7684\u4e00\u4e2a\u5305\u88c5\u5668\u3002\u4f7f\u7528\u8be5\u5de5\u5177\u805a\u7c07\u6570\u636e\u5e93\uff0c\u4e0e\u4f7f\u7528\u5176\u4ed6\u8bbf\u95ee\u670d\u52a1\u5668\u7684\u65b9\u6cd5\u805a\u7c07\u6570\u636e\u5e93\uff0c\u5e76\u6ca1\u6709\u5b9e\u8d28\u533a\u522b\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.6\">\n<h2 lang=\"zh\">\u9009\u9879</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u63a5\u53d7\u4e0b\u5217\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-a</code><br/></span><span class=\"term\"><code class=\"option\">--all</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">[<span class=\"optional\">-d</span>] <em class=\"replaceable\"><code>dbname</code></em></code><br/></span><span class=\"term\"><code class=\"option\">[<span class=\"optional\">--dbname=</span>]<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u672a\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u6307\u5b9a\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4ece\u73af\u5883\u53d8\u91cf <code class=\"envar\">PGDATABASE</code> \u8bfb\u53d6\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u8be5\u73af\u5883\u53d8\u91cf\u4e5f\u672a\u8bbe\u7f6e\uff0c\u5219\u4f7f\u7528\u4e3a\u8be5\u8fde\u63a5\u6307\u5b9a\u7684\u7528\u6237\u540d\u4f5c\u4e3a\u6570\u636e\u5e93\u540d\u3002<em class=\"replaceable\"><code>dbname</code></em>\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/13/libpq.html#LIBPQ-CONNSTRING\" title=\"33.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-e</code><br/></span><span class=\"term\"><code class=\"option\">--echo</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u56de\u663e<span class=\"application\">clusterdb</span>\u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-q</code><br/></span><span class=\"term\"><code class=\"option\">--quiet</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-t <em class=\"replaceable\"><code>table</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--table=<em class=\"replaceable\"><code>table</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4ec5\u5bf9<em class=\"replaceable\"><code>table</code></em>\u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a<code class=\"option\">-t</code>\u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-v</code><br/></span><span class=\"term\"><code class=\"option\">--verbose</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-V</code><br/></span><span class=\"term\"><code class=\"option\">--version</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6253\u5370<span class=\"application\">clusterdb</span>\u7684\u7248\u672c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-?</code><br/></span><span class=\"term\"><code class=\"option\">--help</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u663e\u793a\u6709\u5173<span class=\"application\">clusterdb</span>\u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u8fd8\u63a5\u53d7\u4ee5\u4e0b\u7528\u4e8e\u8fde\u63a5\u53c2\u6570\u7684\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-h <em class=\"replaceable\"><code>host</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--host=<em class=\"replaceable\"><code>host</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-p <em class=\"replaceable\"><code>port</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--port=<em class=\"replaceable\"><code>port</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-U <em class=\"replaceable\"><code>username</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--username=<em class=\"replaceable\"><code>username</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-w</code><br/></span><span class=\"term\"><code class=\"option\">--no-password</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 <code class=\"filename\">.pgpass</code> \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-W</code><br/></span><span class=\"term\"><code class=\"option\">--password</code></span></dt>\n<dd>\n<p lang=\"zh\">\u5f3a\u5236<span class=\"application\">clusterdb</span>\u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002</p>\n<p lang=\"zh\">\u8fd9\u4e2a\u9009\u9879\u5e76\u975e\u5fc5\u4e0d\u53ef\u5c11\uff0c\u56e0\u4e3a\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u81ea\u52a8\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u4e0d\u8fc7\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u6d6a\u8d39\u4e00\u6b21\u8fde\u63a5\u5c1d\u8bd5\uff0c\u624d\u77e5\u9053\u670d\u52a1\u5668\u9700\u8981\u5bc6\u7801\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4e3a\u4e86\u907f\u514d\u8fd9\u6b21\u989d\u5916\u7684\u8fde\u63a5\u5c1d\u8bd5\uff0c\u63d0\u524d\u6307\u5b9a<code class=\"option\">-W</code>\u662f\u503c\u5f97\u7684\u3002</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">--maintenance-db=<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528<code class=\"literal\">postgres</code>\u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528<code class=\"literal\">template1</code>\u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/13/libpq.html#LIBPQ-CONNSTRING\" title=\"33.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.7\">\n<h2 lang=\"zh\">\u73af\u5883</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATABASE</code><br/></span><span class=\"term\"><code class=\"envar\">PGHOST</code><br/></span><span class=\"term\"><code class=\"envar\">PGPORT</code><br/></span><span class=\"term\"><code class=\"envar\">PGUSER</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u662f\u5426\u5728\u8bca\u65ad\u6d88\u606f\u4e2d\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a <code class=\"literal\">always</code>\u3001<code class=\"literal\">auto</code> \u548c <code class=\"literal\">never</code>\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\">\u4e0e\u5927\u591a\u6570\u5176\u4ed6 <span class=\"productname\">PostgreSQL</span> \u5de5\u5177\u4e00\u6837\uff0c\u6b64\u5de5\u5177\u4e5f\u4f7f\u7528 <span class=\"application\">libpq</span> \u652f\u6301\u7684\u73af\u5883\u53d8\u91cf\uff08\u89c1<a class=\"xref\" href=\"/docs/13/libpq-envars.html\" title=\"33.14.\u00a0\u73af\u5883\u53d8\u91cf\">\u7b2c\u00a033.14\u00a0\u8282</a>\uff09\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.8\">\n<h2 lang=\"zh\">\u8bca\u65ad</h2>\n<p lang=\"zh\">\u5982\u679c\u9047\u5230\u95ee\u9898\uff0c\u8bf7\u53c2\u89c1<a class=\"xref\" href=\"/docs/13/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u548c<a class=\"xref\" href=\"/docs/13/app-psql.html\" title=\"psql\"><span class=\"refentrytitle\"><span class=\"application\">psql</span></span></a>\u4e2d\u5173\u4e8e\u6f5c\u5728\u95ee\u9898\u548c\u9519\u8bef\u6d88\u606f\u7684\u8ba8\u8bba\u3002\u6570\u636e\u5e93\u670d\u52a1\u5668\u5fc5\u987b\u5728\u76ee\u6807\u4e3b\u673a\u4e0a\u8fd0\u884c\u3002\u6b64\u5916\uff0c<span class=\"application\">libpq</span>\u524d\u7aef\u5e93\u6240\u4f7f\u7528\u7684\u4efb\u4f55\u9ed8\u8ba4\u8fde\u63a5\u8bbe\u7f6e\u548c\u73af\u5883\u53d8\u91cf\u90fd\u4f1a\u751f\u6548\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.9\">\n<h2 lang=\"zh\">\u793a\u4f8b</h2>\n<p lang=\"zh\">\u8981\u805a\u7c07\u6570\u636e\u5e93<code class=\"literal\">test</code>\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb test</code></strong>\n</pre>\n<p lang=\"zh\">\u5bf9\u540d\u4e3a xyzzy \u7684\u6570\u636e\u5e93\u4e2d\u7684\u5355\u4e2a\u8868 foo \u8fdb\u884c\u805a\u7c07\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb --table=foo xyzzy</code></strong>\n</pre>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.10\">\n<h2 lang=\"zh\">\u53e6\u89c1</h2><span class=\"simplelist\"><a class=\"xref\" href=\"https://pg.center/docs/13/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a></span>\n</div>\n</div></div>", "manual_path": "app-clusterdb.html", "localization": {"status": "complete", "sources": [{"url": "/docs/13/app-clusterdb.html", "method": "same-major semantic node", "sha256": "c85a1881a7086ff11d7c083d3beb5edd81bd2ebd180d801ffd29247db45d6750", "language": "zh", "matched_nodes": ["#APP-CLUSTERDB/div[2]/p[1]", "#APP-CLUSTERDB/div[3]/h2[0]", "#APP-CLUSTERDB/div[4]/p[1]", "#APP-CLUSTERDB/div[4]/p[2]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[13]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[15]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[9]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[0]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[1]", "#APP-CLUSTERDB/div[5]/p[1]", "#APP-CLUSTERDB/div[5]/p[3]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[6]/h2[0]", "#APP-CLUSTERDB/div[6]/p[2]", "#APP-CLUSTERDB/div[7]/h2[0]", "#APP-CLUSTERDB/div[7]/p[1]", "#APP-CLUSTERDB/div[8]/h2[0]", "#APP-CLUSTERDB/div[8]/p[1]", "#APP-CLUSTERDB/div[9]/h2[0]"]}], "language": "zh", "original_text": {"/versions/13/description/0": "clusterdb \u2014 cluster a PostgreSQL database", "/versions/13/facts/0/label": "Documented executable", "/versions/13/facts/1/label": "Executable version", "/versions/13/facts/2/label": "Reference inventory", "/versions/13/facts/2/value": "Client applications", "/versions/13/facts/3/label": "Option definition groups", "/versions/13/tables/0/title": "Documented options", "/versions/13/tables/1/title": "Environment variables", "/versions/13/tables/0/rows/0/summary": "Cluster all databases.", "/versions/13/tables/0/rows/1/summary": "Echo the commands that clusterdb generates and sends to the server.", "/versions/13/tables/0/rows/2/summary": "Do not display progress messages.", "/versions/13/tables/0/rows/3/summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "/versions/13/tables/0/rows/4/summary": "Print detailed information during processing.", "/versions/13/tables/0/rows/5/summary": "Print the clusterdb version and exit.", "/versions/13/tables/0/rows/6/summary": "Show help about clusterdb command line arguments, and exit.", "/versions/13/tables/0/rows/7/summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "/versions/13/tables/0/rows/8/summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "/versions/13/tables/0/rows/9/summary": "User name to connect as.", "/versions/13/tables/0/columns/0/label": "Option and arguments", "/versions/13/tables/0/columns/1/label": "Description", "/versions/13/tables/0/rows/10/summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "/versions/13/tables/0/rows/11/summary": "Force clusterdb to prompt for a password before connecting to a database.", "/versions/13/tables/0/rows/12/summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "/versions/13/tables/1/columns/0/label": "Variable", "/versions/13/tables/1/columns/1/label": "Meaning", "/versions/13/tables/1/rows/0/description": "Default connection parameters", "/versions/13/tables/1/rows/1/description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "a803621a48e10821ce900e41c2979a584910c55452a3058ce6225618dfd44373"}, "comparison_data": {"options": [{"names": ["-a", "--all"], "signature": "-a --all", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "signature": "-e --echo", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "signature": "-q --quiet", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "signature": "-t table --table= table", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "signature": "-v --verbose", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "signature": "-V --version", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "signature": "-? --help", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "signature": "-h host --host= host", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "signature": "-p port --port= port", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "signature": "-U username --username= username", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "signature": "-w --no-password", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "signature": "-W --password", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "signature": "--maintenance-db= dbname", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "synopsis": ["clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]", "clusterdb [ connection-option ...] [ --verbose | -v ] --all | -a"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "19ff14109d8d4919862d1be937080a1b4f1be221846bdaa3e15f25f378a50e5d", "manual_language": "zh"}, "14": {"facts": [{"label": "\u624b\u518c\u4e2d\u7684\u53ef\u6267\u884c\u7a0b\u5e8f", "value": "clusterdb"}, {"label": "\u7a0b\u5e8f\u7248\u672c", "value": "14.24"}, {"label": "\u53c2\u8003\u6e05\u5355", "value": "\u5ba2\u6237\u7aef\u7a0b\u5e8f"}, {"label": "\u9009\u9879\u5b9a\u4e49\u7ec4", "value": "13"}], "tables": [{"key": "options", "rows": [{"summary": "\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002", "signature": {"url": "/docs/14/app-clusterdb.html", "text": "-a --all"}}, {"summary": "\u56de\u663e clusterdb \u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002", "signature": {"url": "/docs/14/app-clusterdb.html", "text": "-e --echo"}}, {"summary": "\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002", "signature": {"url": "/docs/14/app-clusterdb.html", "text": "-q --quiet"}}, {"summary": "\u4ec5\u5bf9 table \u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a -t \u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002", "signature": {"url": "/docs/14/app-clusterdb.html", "text": "-t table --table= table"}}, {"summary": "\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002", "signature": {"url": "/docs/14/app-clusterdb.html", "text": "-v --verbose"}}, {"summary": "\u6253\u5370 clusterdb \u7684\u7248\u672c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/14/app-clusterdb.html", "text": "-V --version"}}, {"summary": "\u663e\u793a\u6709\u5173 clusterdb \u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/14/app-clusterdb.html", "text": "-? --help"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002", "signature": {"url": "/docs/14/app-clusterdb.html", "text": "-h host --host= host"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002", "signature": {"url": "/docs/14/app-clusterdb.html", "text": "-p port --port= port"}}, {"summary": "\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002", "signature": {"url": "/docs/14/app-clusterdb.html", "text": "-U username --username= username"}}, {"summary": "\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 .pgpass \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002", "signature": {"url": "/docs/14/app-clusterdb.html", "text": "-w --no-password"}}, {"summary": "\u5f3a\u5236 clusterdb \u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002", "signature": {"url": "/docs/14/app-clusterdb.html", "text": "-W --password"}}, {"summary": "\u5f53\u4f7f\u7528 -a / --all \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528 postgres \u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528 template1 \u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a \u8fde\u63a5\u5b57\u7b26\u4e32 \u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002", "signature": {"url": "/docs/14/app-clusterdb.html", "text": "--maintenance-db= dbname"}}], "title": "\u624b\u518c\u4e2d\u7684\u9009\u9879", "columns": [{"key": "signature", "label": "\u9009\u9879\u4e0e\u53c2\u6570"}, {"key": "summary", "label": "\u8bf4\u660e"}]}, {"key": "environment", "rows": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570"}, {"name": "PG_COLOR", "description": "\u6307\u5b9a\u8bca\u65ad\u6d88\u606f\u662f\u5426\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a always \u3001 auto \u548c never \u3002"}], "title": "\u73af\u5883\u53d8\u91cf", "columns": [{"key": "name", "label": "\u53d8\u91cf"}, {"key": "description", "label": "\u542b\u4e49"}]}], "options": [{"names": ["-a", "--all"], "summary": "Cluster all databases.", "signature": "-a --all", "source_url": "/docs/14/app-clusterdb.html", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "summary": "Echo the commands that clusterdb generates and sends to the server.", "signature": "-e --echo", "source_url": "/docs/14/app-clusterdb.html", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "summary": "Do not display progress messages.", "signature": "-q --quiet", "source_url": "/docs/14/app-clusterdb.html", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "signature": "-t table --table= table", "source_url": "/docs/14/app-clusterdb.html", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "summary": "Print detailed information during processing.", "signature": "-v --verbose", "source_url": "/docs/14/app-clusterdb.html", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "summary": "Print the clusterdb version and exit.", "signature": "-V --version", "source_url": "/docs/14/app-clusterdb.html", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "summary": "Show help about clusterdb command line arguments, and exit.", "signature": "-? --help", "source_url": "/docs/14/app-clusterdb.html", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "signature": "-h host --host= host", "source_url": "/docs/14/app-clusterdb.html", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "signature": "-p port --port= port", "source_url": "/docs/14/app-clusterdb.html", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "summary": "User name to connect as.", "signature": "-U username --username= username", "source_url": "/docs/14/app-clusterdb.html", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "signature": "-w --no-password", "source_url": "/docs/14/app-clusterdb.html", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "summary": "Force clusterdb to prompt for a password before connecting to a database.", "signature": "-W --password", "source_url": "/docs/14/app-clusterdb.html", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "signature": "--maintenance-db= dbname", "source_url": "/docs/14/app-clusterdb.html", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v14.24/postgresql-14.24.tar.bz2", "label": "14.24", "major": "14", "channel": "stable", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/14/postgresql-14-A4.pdf", "bytes": 14354704, "pages": 2944, "sha256": "8bc6b9dd7b246888bb77f0a5e8c39a2eae52e9926569832669c7d1600becb27c", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/14/postgresql-14-US.pdf", "bytes": 14242178, "pages": 3102, "sha256": "b7ecb5a5f62d8b9f73a69e25a7d26ba285373bc53168a553bff7b77955506db4", "built_at": "2026-09-26"}}, "tree": "14", "index": "index.html", "major": "14", "pages": 1158, "release": "14.24", "source_url": "https://ftp.postgresql.org/pub/source/v14.24/postgresql-14.24.tar.bz2", "svg_assets": 3, "source_mode": "en HTML verified against the pinned official archive", "source_sha256": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "revision": "588700d46356d8837c77c7c0a4e71e645fe6535983b8f1830aa8f2e4e41c40ae", "evidence_kind": "English manual and source declarations", "source_sha256": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "sources": [{"url": "https://pg.center/docs/14/app-clusterdb.html", "file": "app-clusterdb.html", "label": "14.24 English manual \u00b7 app-clusterdb.html", "anchor": "", "sha256": "a9523f608022d9ccebdc15410f7eb265f6c851d507d5078062309e7d8980a974", "language": "en", "original_url": "/docs/14/app-clusterdb.html"}, {"url": "https://pg.center/docs/14/reference-client.html", "file": "reference-client.html", "label": "Client applications inventory", "anchor": "", "sha256": "5a13567a052954dfe494dfaab9f50919faa1ae56023930fdbb78d45e53feccde", "language": "en", "original_url": "/docs/14/reference-client.html"}], "sections": [], "synopsis": ["clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]", "clusterdb [ connection-option ...] [ --verbose | -v ] --all | -a"], "signature": "clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]\nclusterdb [ connection-option ...] [ --verbose | -v ] --all | -a", "description": ["clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a PostgreSQL \u6570\u636e\u5e93"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-CLUSTERDB\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">clusterdb</span></span></h2>\n<p lang=\"zh\">clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a<span class=\"productname\">PostgreSQL</span>\u6570\u636e\u5e93</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2 lang=\"zh\">\u5927\u7eb2</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.1\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [ <code class=\"option\">--verbose</code> | <code class=\"option\">-v</code> ] [ <code class=\"option\">--table</code> | <code class=\"option\">-t</code> <em class=\"replaceable\"><code>table</code></em> ] ... [<em class=\"replaceable\"><code>dbname</code></em>]</p>\n</div>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.2\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [ <code class=\"option\">--verbose</code> | <code class=\"option\">-v</code> ] <code class=\"option\">--all</code> | <code class=\"option\">-a</code></p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.5\">\n<h2 lang=\"zh\">\u8bf4\u660e</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f\u4e00\u4e2a\u7528\u4e8e\u91cd\u65b0\u805a\u7c07<span class=\"productname\">PostgreSQL</span> \u6570\u636e\u5e93\u4e2d\u5404\u8868\u7684\u5de5\u5177\u3002\u5b83\u4f1a\u627e\u51fa\u6b64\u524d\u5df2\u7ecf\u805a\u7c07\u8fc7\u7684\u8868\uff0c\u5e76\u6309\u7167\u4e0a\u6b21\u4f7f\u7528\u7684\u540c\u4e00\u7d22\u5f15\u518d\u6b21\u5bf9\u5176\u8fdb\u884c\u805a\u7c07\u3002\u4ece\u672a\u805a\u7c07\u8fc7\u7684\u8868\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002</p>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f SQL \u547d\u4ee4<a class=\"xref\" href=\"/docs/14/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u7684\u4e00\u4e2a\u5305\u88c5\u5668\u3002\u4f7f\u7528\u8be5\u5de5\u5177\u805a\u7c07\u6570\u636e\u5e93\uff0c\u4e0e\u4f7f\u7528\u5176\u4ed6\u8bbf\u95ee\u670d\u52a1\u5668\u7684\u65b9\u6cd5\u805a\u7c07\u6570\u636e\u5e93\uff0c\u5e76\u6ca1\u6709\u5b9e\u8d28\u533a\u522b\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.6\">\n<h2 lang=\"zh\">\u9009\u9879</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u63a5\u53d7\u4e0b\u5217\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-a</code><br/></span><span class=\"term\"><code class=\"option\">--all</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">[<span class=\"optional\">-d</span>] <em class=\"replaceable\"><code>dbname</code></em></code><br/></span><span class=\"term\"><code class=\"option\">[<span class=\"optional\">--dbname=</span>]<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u672a\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u6307\u5b9a\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4ece\u73af\u5883\u53d8\u91cf <code class=\"envar\">PGDATABASE</code> \u8bfb\u53d6\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u8be5\u73af\u5883\u53d8\u91cf\u4e5f\u672a\u8bbe\u7f6e\uff0c\u5219\u4f7f\u7528\u4e3a\u8be5\u8fde\u63a5\u6307\u5b9a\u7684\u7528\u6237\u540d\u4f5c\u4e3a\u6570\u636e\u5e93\u540d\u3002<em class=\"replaceable\"><code>dbname</code></em>\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/14/libpq.html#LIBPQ-CONNSTRING\" title=\"34.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-e</code><br/></span><span class=\"term\"><code class=\"option\">--echo</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u56de\u663e<span class=\"application\">clusterdb</span>\u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-q</code><br/></span><span class=\"term\"><code class=\"option\">--quiet</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-t <em class=\"replaceable\"><code>table</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--table=<em class=\"replaceable\"><code>table</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4ec5\u5bf9<em class=\"replaceable\"><code>table</code></em>\u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a<code class=\"option\">-t</code>\u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-v</code><br/></span><span class=\"term\"><code class=\"option\">--verbose</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-V</code><br/></span><span class=\"term\"><code class=\"option\">--version</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6253\u5370<span class=\"application\">clusterdb</span>\u7684\u7248\u672c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-?</code><br/></span><span class=\"term\"><code class=\"option\">--help</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u663e\u793a\u6709\u5173<span class=\"application\">clusterdb</span>\u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u8fd8\u63a5\u53d7\u4ee5\u4e0b\u7528\u4e8e\u8fde\u63a5\u53c2\u6570\u7684\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-h <em class=\"replaceable\"><code>host</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--host=<em class=\"replaceable\"><code>host</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-p <em class=\"replaceable\"><code>port</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--port=<em class=\"replaceable\"><code>port</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-U <em class=\"replaceable\"><code>username</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--username=<em class=\"replaceable\"><code>username</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-w</code><br/></span><span class=\"term\"><code class=\"option\">--no-password</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 <code class=\"filename\">.pgpass</code> \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-W</code><br/></span><span class=\"term\"><code class=\"option\">--password</code></span></dt>\n<dd>\n<p lang=\"zh\">\u5f3a\u5236<span class=\"application\">clusterdb</span>\u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002</p>\n<p lang=\"zh\">\u8fd9\u4e2a\u9009\u9879\u5e76\u975e\u5fc5\u4e0d\u53ef\u5c11\uff0c\u56e0\u4e3a\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u81ea\u52a8\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u4e0d\u8fc7\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u6d6a\u8d39\u4e00\u6b21\u8fde\u63a5\u5c1d\u8bd5\uff0c\u624d\u77e5\u9053\u670d\u52a1\u5668\u9700\u8981\u5bc6\u7801\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4e3a\u4e86\u907f\u514d\u8fd9\u6b21\u989d\u5916\u7684\u8fde\u63a5\u5c1d\u8bd5\uff0c\u63d0\u524d\u6307\u5b9a<code class=\"option\">-W</code>\u662f\u503c\u5f97\u7684\u3002</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">--maintenance-db=<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528<code class=\"literal\">postgres</code>\u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528<code class=\"literal\">template1</code>\u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/14/libpq.html#LIBPQ-CONNSTRING\" title=\"34.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.7\">\n<h2 lang=\"zh\">\u73af\u5883</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATABASE</code><br/></span><span class=\"term\"><code class=\"envar\">PGHOST</code><br/></span><span class=\"term\"><code class=\"envar\">PGPORT</code><br/></span><span class=\"term\"><code class=\"envar\">PGUSER</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u8bca\u65ad\u6d88\u606f\u662f\u5426\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a <code class=\"literal\">always</code>\u3001<code class=\"literal\">auto</code>\u548c <code class=\"literal\">never</code>\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\">\u4e0e\u5927\u591a\u6570\u5176\u4ed6 <span class=\"productname\">PostgreSQL</span> \u5de5\u5177\u4e00\u6837\uff0c\u6b64\u5de5\u5177\u4e5f\u4f7f\u7528 <span class=\"application\">libpq</span> \u652f\u6301\u7684\u73af\u5883\u53d8\u91cf\uff08\u89c1<a class=\"xref\" href=\"/docs/14/libpq-envars.html\" title=\"34.15.\u00a0\u73af\u5883\u53d8\u91cf\">\u7b2c\u00a034.15\u00a0\u8282</a>\uff09\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.8\">\n<h2 lang=\"zh\">\u8bca\u65ad</h2>\n<p lang=\"zh\">\u5982\u679c\u9047\u5230\u95ee\u9898\uff0c\u8bf7\u53c2\u89c1<a class=\"xref\" href=\"/docs/14/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u548c<a class=\"xref\" href=\"/docs/14/app-psql.html\" title=\"psql\"><span class=\"refentrytitle\"><span class=\"application\">psql</span></span></a>\u4e2d\u5173\u4e8e\u6f5c\u5728\u95ee\u9898\u548c\u9519\u8bef\u6d88\u606f\u7684\u8ba8\u8bba\u3002\u6570\u636e\u5e93\u670d\u52a1\u5668\u5fc5\u987b\u5728\u76ee\u6807\u4e3b\u673a\u4e0a\u8fd0\u884c\u3002\u6b64\u5916\uff0c<span class=\"application\">libpq</span>\u524d\u7aef\u5e93\u6240\u4f7f\u7528\u7684\u4efb\u4f55\u9ed8\u8ba4\u8fde\u63a5\u8bbe\u7f6e\u548c\u73af\u5883\u53d8\u91cf\u90fd\u4f1a\u751f\u6548\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.9\">\n<h2 lang=\"zh\">\u793a\u4f8b</h2>\n<p lang=\"zh\">\u8981\u805a\u7c07\u6570\u636e\u5e93<code class=\"literal\">test</code>\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb test</code></strong>\n</pre>\n<p lang=\"zh\">\u5bf9\u540d\u4e3a xyzzy \u7684\u6570\u636e\u5e93\u4e2d\u7684\u5355\u4e2a\u8868 foo \u8fdb\u884c\u805a\u7c07\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb --table=foo xyzzy</code></strong>\n</pre>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.10\">\n<h2 lang=\"zh\">\u53e6\u89c1</h2><span class=\"simplelist\"><a class=\"xref\" href=\"https://pg.center/docs/14/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a></span>\n</div>\n</div></div>", "manual_path": "app-clusterdb.html", "localization": {"status": "complete", "sources": [{"url": "/docs/14/app-clusterdb.html", "method": "same-major semantic node", "sha256": "c509123e33eac1111be5e1b1ed667386edbec79ded86969c6043724b9f96f9e3", "language": "zh", "matched_nodes": ["#APP-CLUSTERDB/div[2]/p[1]", "#APP-CLUSTERDB/div[3]/h2[0]", "#APP-CLUSTERDB/div[4]/p[1]", "#APP-CLUSTERDB/div[4]/p[2]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[13]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[15]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[9]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[0]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[1]", "#APP-CLUSTERDB/div[5]/p[1]", "#APP-CLUSTERDB/div[5]/p[3]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[6]/h2[0]", "#APP-CLUSTERDB/div[6]/p[2]", "#APP-CLUSTERDB/div[7]/h2[0]", "#APP-CLUSTERDB/div[7]/p[1]", "#APP-CLUSTERDB/div[8]/h2[0]", "#APP-CLUSTERDB/div[8]/p[1]", "#APP-CLUSTERDB/div[9]/h2[0]"]}], "language": "zh", "original_text": {"/versions/14/description/0": "clusterdb \u2014 cluster a PostgreSQL database", "/versions/14/facts/0/label": "Documented executable", "/versions/14/facts/1/label": "Executable version", "/versions/14/facts/2/label": "Reference inventory", "/versions/14/facts/2/value": "Client applications", "/versions/14/facts/3/label": "Option definition groups", "/versions/14/tables/0/title": "Documented options", "/versions/14/tables/1/title": "Environment variables", "/versions/14/tables/0/rows/0/summary": "Cluster all databases.", "/versions/14/tables/0/rows/1/summary": "Echo the commands that clusterdb generates and sends to the server.", "/versions/14/tables/0/rows/2/summary": "Do not display progress messages.", "/versions/14/tables/0/rows/3/summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "/versions/14/tables/0/rows/4/summary": "Print detailed information during processing.", "/versions/14/tables/0/rows/5/summary": "Print the clusterdb version and exit.", "/versions/14/tables/0/rows/6/summary": "Show help about clusterdb command line arguments, and exit.", "/versions/14/tables/0/rows/7/summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "/versions/14/tables/0/rows/8/summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "/versions/14/tables/0/rows/9/summary": "User name to connect as.", "/versions/14/tables/0/columns/0/label": "Option and arguments", "/versions/14/tables/0/columns/1/label": "Description", "/versions/14/tables/0/rows/10/summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "/versions/14/tables/0/rows/11/summary": "Force clusterdb to prompt for a password before connecting to a database.", "/versions/14/tables/0/rows/12/summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "/versions/14/tables/1/columns/0/label": "Variable", "/versions/14/tables/1/columns/1/label": "Meaning", "/versions/14/tables/1/rows/0/description": "Default connection parameters", "/versions/14/tables/1/rows/1/description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "43a6573feeacc24581cc32a99bf7a71192c5c710368c96463a0f50a8bd688fe4"}, "comparison_data": {"options": [{"names": ["-a", "--all"], "signature": "-a --all", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "signature": "-e --echo", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "signature": "-q --quiet", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "signature": "-t table --table= table", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "signature": "-v --verbose", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "signature": "-V --version", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "signature": "-? --help", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "signature": "-h host --host= host", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "signature": "-p port --port= port", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "signature": "-U username --username= username", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "signature": "-w --no-password", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "signature": "-W --password", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "signature": "--maintenance-db= dbname", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "synopsis": ["clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]", "clusterdb [ connection-option ...] [ --verbose | -v ] --all | -a"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "19ff14109d8d4919862d1be937080a1b4f1be221846bdaa3e15f25f378a50e5d", "manual_language": "zh"}, "15": {"facts": [{"label": "\u624b\u518c\u4e2d\u7684\u53ef\u6267\u884c\u7a0b\u5e8f", "value": "clusterdb"}, {"label": "\u7a0b\u5e8f\u7248\u672c", "value": "15.19"}, {"label": "\u53c2\u8003\u6e05\u5355", "value": "\u5ba2\u6237\u7aef\u7a0b\u5e8f"}, {"label": "\u9009\u9879\u5b9a\u4e49\u7ec4", "value": "13"}], "tables": [{"key": "options", "rows": [{"summary": "\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002", "signature": {"url": "/docs/15/app-clusterdb.html", "text": "-a --all"}}, {"summary": "\u56de\u663e clusterdb \u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002", "signature": {"url": "/docs/15/app-clusterdb.html", "text": "-e --echo"}}, {"summary": "\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002", "signature": {"url": "/docs/15/app-clusterdb.html", "text": "-q --quiet"}}, {"summary": "\u4ec5\u5bf9 table \u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a -t \u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002", "signature": {"url": "/docs/15/app-clusterdb.html", "text": "-t table --table= table"}}, {"summary": "\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002", "signature": {"url": "/docs/15/app-clusterdb.html", "text": "-v --verbose"}}, {"summary": "\u6253\u5370 clusterdb \u7684\u7248\u672c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/15/app-clusterdb.html", "text": "-V --version"}}, {"summary": "\u663e\u793a\u6709\u5173 clusterdb \u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/15/app-clusterdb.html", "text": "-? --help"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002", "signature": {"url": "/docs/15/app-clusterdb.html", "text": "-h host --host= host"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002", "signature": {"url": "/docs/15/app-clusterdb.html", "text": "-p port --port= port"}}, {"summary": "\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002", "signature": {"url": "/docs/15/app-clusterdb.html", "text": "-U username --username= username"}}, {"summary": "\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 .pgpass \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002", "signature": {"url": "/docs/15/app-clusterdb.html", "text": "-w --no-password"}}, {"summary": "\u5f3a\u5236 clusterdb \u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002", "signature": {"url": "/docs/15/app-clusterdb.html", "text": "-W --password"}}, {"summary": "\u5f53\u4f7f\u7528 -a / --all \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528 postgres \u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528 template1 \u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a \u8fde\u63a5\u5b57\u7b26\u4e32 \u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002", "signature": {"url": "/docs/15/app-clusterdb.html", "text": "--maintenance-db= dbname"}}], "title": "\u624b\u518c\u4e2d\u7684\u9009\u9879", "columns": [{"key": "signature", "label": "\u9009\u9879\u4e0e\u53c2\u6570"}, {"key": "summary", "label": "\u8bf4\u660e"}]}, {"key": "environment", "rows": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570"}, {"name": "PG_COLOR", "description": "\u6307\u5b9a\u8bca\u65ad\u6d88\u606f\u662f\u5426\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a always \u3001 auto \u548c never \u3002"}], "title": "\u73af\u5883\u53d8\u91cf", "columns": [{"key": "name", "label": "\u53d8\u91cf"}, {"key": "description", "label": "\u542b\u4e49"}]}], "options": [{"names": ["-a", "--all"], "summary": "Cluster all databases.", "signature": "-a --all", "source_url": "/docs/15/app-clusterdb.html", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "summary": "Echo the commands that clusterdb generates and sends to the server.", "signature": "-e --echo", "source_url": "/docs/15/app-clusterdb.html", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "summary": "Do not display progress messages.", "signature": "-q --quiet", "source_url": "/docs/15/app-clusterdb.html", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "signature": "-t table --table= table", "source_url": "/docs/15/app-clusterdb.html", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "summary": "Print detailed information during processing.", "signature": "-v --verbose", "source_url": "/docs/15/app-clusterdb.html", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "summary": "Print the clusterdb version and exit.", "signature": "-V --version", "source_url": "/docs/15/app-clusterdb.html", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "summary": "Show help about clusterdb command line arguments, and exit.", "signature": "-? --help", "source_url": "/docs/15/app-clusterdb.html", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "signature": "-h host --host= host", "source_url": "/docs/15/app-clusterdb.html", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "signature": "-p port --port= port", "source_url": "/docs/15/app-clusterdb.html", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "summary": "User name to connect as.", "signature": "-U username --username= username", "source_url": "/docs/15/app-clusterdb.html", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "signature": "-w --no-password", "source_url": "/docs/15/app-clusterdb.html", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "summary": "Force clusterdb to prompt for a password before connecting to a database.", "signature": "-W --password", "source_url": "/docs/15/app-clusterdb.html", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "signature": "--maintenance-db= dbname", "source_url": "/docs/15/app-clusterdb.html", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v15.19/postgresql-15.19.tar.bz2", "label": "15.19", "major": "15", "channel": "stable", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/15/postgresql-15-A4.pdf", "bytes": 14609140, "pages": 2987, "sha256": "66228564a4d16efb47d6a914085716ecfe22ca1566db56bc7c3d82f790646d72", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/15/postgresql-15-US.pdf", "bytes": 14495690, "pages": 3153, "sha256": "645a498c2390d47a6223ec74770631185807a19c484edb0fc5a295d9f460bc02", "built_at": "2026-09-26"}}, "tree": "15", "index": "index.html", "major": "15", "pages": 1168, "release": "15.19", "source_url": "https://ftp.postgresql.org/pub/source/v15.19/postgresql-15.19.tar.bz2", "svg_assets": 3, "source_mode": "en HTML verified against the pinned official archive", "source_sha256": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "revision": "6af958c6520151fc7697d56e0616b03fb00522c4568158674d452ae0644ba545", "evidence_kind": "English manual and source declarations", "source_sha256": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "sources": [{"url": "https://pg.center/docs/15/app-clusterdb.html", "file": "app-clusterdb.html", "label": "15.19 English manual \u00b7 app-clusterdb.html", "anchor": "", "sha256": "83115a68ba7a0dc7bf5b932d3a5f6cef22821a3391b51ac358953b18b5aa0a80", "language": "en", "original_url": "/docs/15/app-clusterdb.html"}, {"url": "https://pg.center/docs/15/reference-client.html", "file": "reference-client.html", "label": "Client applications inventory", "anchor": "", "sha256": "015b2ea2bd205946a55a1b837e735570631bac831c92074a6bf58444f9a3cb98", "language": "en", "original_url": "/docs/15/reference-client.html"}], "sections": [], "synopsis": ["clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]", "clusterdb [ connection-option ...] [ --verbose | -v ] --all | -a"], "signature": "clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]\nclusterdb [ connection-option ...] [ --verbose | -v ] --all | -a", "description": ["clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a PostgreSQL \u6570\u636e\u5e93"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-CLUSTERDB\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">clusterdb</span></span></h2>\n<p lang=\"zh\">clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a<span class=\"productname\">PostgreSQL</span>\u6570\u636e\u5e93</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2 lang=\"zh\">\u5927\u7eb2</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.1\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [ <code class=\"option\">--verbose</code> | <code class=\"option\">-v</code> ] [ <code class=\"option\">--table</code> | <code class=\"option\">-t</code> <em class=\"replaceable\"><code>table</code></em> ] ... [<em class=\"replaceable\"><code>dbname</code></em>]</p>\n</div>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.2\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [ <code class=\"option\">--verbose</code> | <code class=\"option\">-v</code> ] <code class=\"option\">--all</code> | <code class=\"option\">-a</code></p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.5\">\n<h2 lang=\"zh\">\u8bf4\u660e</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f\u4e00\u4e2a\u7528\u4e8e\u91cd\u65b0\u805a\u7c07<span class=\"productname\">PostgreSQL</span> \u6570\u636e\u5e93\u4e2d\u5404\u8868\u7684\u5de5\u5177\u3002\u5b83\u4f1a\u627e\u51fa\u6b64\u524d\u5df2\u7ecf\u805a\u7c07\u8fc7\u7684\u8868\uff0c\u5e76\u6309\u7167\u4e0a\u6b21\u4f7f\u7528\u7684\u540c\u4e00\u7d22\u5f15\u518d\u6b21\u5bf9\u5176\u8fdb\u884c\u805a\u7c07\u3002\u4ece\u672a\u805a\u7c07\u8fc7\u7684\u8868\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002</p>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f SQL \u547d\u4ee4<a class=\"xref\" href=\"/docs/15/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u7684\u4e00\u4e2a\u5305\u88c5\u5668\u3002\u4f7f\u7528\u8be5\u5de5\u5177\u805a\u7c07\u6570\u636e\u5e93\uff0c\u4e0e\u4f7f\u7528\u5176\u4ed6\u8bbf\u95ee\u670d\u52a1\u5668\u7684\u65b9\u6cd5\u805a\u7c07\u6570\u636e\u5e93\uff0c\u5e76\u6ca1\u6709\u5b9e\u8d28\u533a\u522b\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.6\">\n<h2 lang=\"zh\">\u9009\u9879</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u63a5\u53d7\u4e0b\u5217\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-a</code><br/></span><span class=\"term\"><code class=\"option\">--all</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">[<span class=\"optional\">-d</span>] <em class=\"replaceable\"><code>dbname</code></em></code><br/></span><span class=\"term\"><code class=\"option\">[<span class=\"optional\">--dbname=</span>]<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u672a\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u6307\u5b9a\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4ece\u73af\u5883\u53d8\u91cf <code class=\"envar\">PGDATABASE</code> \u8bfb\u53d6\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u8be5\u73af\u5883\u53d8\u91cf\u4e5f\u672a\u8bbe\u7f6e\uff0c\u5219\u4f7f\u7528\u4e3a\u8be5\u8fde\u63a5\u6307\u5b9a\u7684\u7528\u6237\u540d\u4f5c\u4e3a\u6570\u636e\u5e93\u540d\u3002<em class=\"replaceable\"><code>dbname</code></em>\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/15/libpq.html#LIBPQ-CONNSTRING\" title=\"34.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-e</code><br/></span><span class=\"term\"><code class=\"option\">--echo</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u56de\u663e<span class=\"application\">clusterdb</span>\u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-q</code><br/></span><span class=\"term\"><code class=\"option\">--quiet</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-t <em class=\"replaceable\"><code>table</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--table=<em class=\"replaceable\"><code>table</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4ec5\u5bf9<em class=\"replaceable\"><code>table</code></em>\u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a<code class=\"option\">-t</code>\u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-v</code><br/></span><span class=\"term\"><code class=\"option\">--verbose</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-V</code><br/></span><span class=\"term\"><code class=\"option\">--version</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6253\u5370<span class=\"application\">clusterdb</span>\u7684\u7248\u672c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-?</code><br/></span><span class=\"term\"><code class=\"option\">--help</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u663e\u793a\u6709\u5173<span class=\"application\">clusterdb</span>\u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u8fd8\u63a5\u53d7\u4ee5\u4e0b\u7528\u4e8e\u8fde\u63a5\u53c2\u6570\u7684\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-h <em class=\"replaceable\"><code>host</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--host=<em class=\"replaceable\"><code>host</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-p <em class=\"replaceable\"><code>port</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--port=<em class=\"replaceable\"><code>port</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-U <em class=\"replaceable\"><code>username</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--username=<em class=\"replaceable\"><code>username</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-w</code><br/></span><span class=\"term\"><code class=\"option\">--no-password</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 <code class=\"filename\">.pgpass</code> \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-W</code><br/></span><span class=\"term\"><code class=\"option\">--password</code></span></dt>\n<dd>\n<p lang=\"zh\">\u5f3a\u5236<span class=\"application\">clusterdb</span>\u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002</p>\n<p lang=\"zh\">\u8fd9\u4e2a\u9009\u9879\u5e76\u975e\u5fc5\u4e0d\u53ef\u5c11\uff0c\u56e0\u4e3a\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u81ea\u52a8\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u4e0d\u8fc7\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u6d6a\u8d39\u4e00\u6b21\u8fde\u63a5\u5c1d\u8bd5\uff0c\u624d\u77e5\u9053\u670d\u52a1\u5668\u9700\u8981\u5bc6\u7801\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4e3a\u4e86\u907f\u514d\u8fd9\u6b21\u989d\u5916\u7684\u8fde\u63a5\u5c1d\u8bd5\uff0c\u63d0\u524d\u6307\u5b9a<code class=\"option\">-W</code>\u662f\u503c\u5f97\u7684\u3002</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">--maintenance-db=<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528<code class=\"literal\">postgres</code>\u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528<code class=\"literal\">template1</code>\u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/15/libpq.html#LIBPQ-CONNSTRING\" title=\"34.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.7\">\n<h2 lang=\"zh\">\u73af\u5883</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATABASE</code><br/></span><span class=\"term\"><code class=\"envar\">PGHOST</code><br/></span><span class=\"term\"><code class=\"envar\">PGPORT</code><br/></span><span class=\"term\"><code class=\"envar\">PGUSER</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u8bca\u65ad\u6d88\u606f\u662f\u5426\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a <code class=\"literal\">always</code>\u3001<code class=\"literal\">auto</code>\u548c <code class=\"literal\">never</code>\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\">\u4e0e\u5927\u591a\u6570\u5176\u4ed6 <span class=\"productname\">PostgreSQL</span> \u5de5\u5177\u4e00\u6837\uff0c\u6b64\u5de5\u5177\u4e5f\u4f7f\u7528 <span class=\"application\">libpq</span> \u652f\u6301\u7684\u73af\u5883\u53d8\u91cf\uff08\u89c1<a class=\"xref\" href=\"/docs/15/libpq-envars.html\" title=\"34.15.\u00a0\u73af\u5883\u53d8\u91cf\">\u7b2c\u00a034.15\u00a0\u8282</a>\uff09\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.8\">\n<h2 lang=\"zh\">\u8bca\u65ad</h2>\n<p lang=\"zh\">\u5982\u679c\u9047\u5230\u95ee\u9898\uff0c\u8bf7\u53c2\u89c1<a class=\"xref\" href=\"/docs/15/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u548c<a class=\"xref\" href=\"/docs/15/app-psql.html\" title=\"psql\"><span class=\"refentrytitle\"><span class=\"application\">psql</span></span></a>\u4e2d\u5173\u4e8e\u6f5c\u5728\u95ee\u9898\u548c\u9519\u8bef\u6d88\u606f\u7684\u8ba8\u8bba\u3002\u6570\u636e\u5e93\u670d\u52a1\u5668\u5fc5\u987b\u5728\u76ee\u6807\u4e3b\u673a\u4e0a\u8fd0\u884c\u3002\u6b64\u5916\uff0c<span class=\"application\">libpq</span>\u524d\u7aef\u5e93\u6240\u4f7f\u7528\u7684\u4efb\u4f55\u9ed8\u8ba4\u8fde\u63a5\u8bbe\u7f6e\u548c\u73af\u5883\u53d8\u91cf\u90fd\u4f1a\u751f\u6548\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.9\">\n<h2 lang=\"zh\">\u793a\u4f8b</h2>\n<p lang=\"zh\">\u8981\u805a\u7c07\u6570\u636e\u5e93<code class=\"literal\">test</code>\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb test</code></strong>\n</pre>\n<p lang=\"zh\">\u5bf9\u540d\u4e3a xyzzy \u7684\u6570\u636e\u5e93\u4e2d\u7684\u5355\u4e2a\u8868 foo \u8fdb\u884c\u805a\u7c07\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb --table=foo xyzzy</code></strong>\n</pre>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.10\">\n<h2 lang=\"zh\">\u53e6\u89c1</h2><span class=\"simplelist\"><a class=\"xref\" href=\"https://pg.center/docs/15/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a></span>\n</div>\n</div></div>", "manual_path": "app-clusterdb.html", "localization": {"status": "complete", "sources": [{"url": "/docs/15/app-clusterdb.html", "method": "same-major semantic node", "sha256": "864aa0761502214447f77da68edd800b2267046029da6e8d57999651ea8f89ba", "language": "zh", "matched_nodes": ["#APP-CLUSTERDB/div[2]/p[1]", "#APP-CLUSTERDB/div[3]/h2[0]", "#APP-CLUSTERDB/div[4]/p[1]", "#APP-CLUSTERDB/div[4]/p[2]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[13]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[15]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[9]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[0]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[1]", "#APP-CLUSTERDB/div[5]/p[1]", "#APP-CLUSTERDB/div[5]/p[3]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[6]/h2[0]", "#APP-CLUSTERDB/div[6]/p[2]", "#APP-CLUSTERDB/div[7]/h2[0]", "#APP-CLUSTERDB/div[7]/p[1]", "#APP-CLUSTERDB/div[8]/h2[0]", "#APP-CLUSTERDB/div[8]/p[1]", "#APP-CLUSTERDB/div[9]/h2[0]"]}], "language": "zh", "original_text": {"/versions/15/description/0": "clusterdb \u2014 cluster a PostgreSQL database", "/versions/15/facts/0/label": "Documented executable", "/versions/15/facts/1/label": "Executable version", "/versions/15/facts/2/label": "Reference inventory", "/versions/15/facts/2/value": "Client applications", "/versions/15/facts/3/label": "Option definition groups", "/versions/15/tables/0/title": "Documented options", "/versions/15/tables/1/title": "Environment variables", "/versions/15/tables/0/rows/0/summary": "Cluster all databases.", "/versions/15/tables/0/rows/1/summary": "Echo the commands that clusterdb generates and sends to the server.", "/versions/15/tables/0/rows/2/summary": "Do not display progress messages.", "/versions/15/tables/0/rows/3/summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "/versions/15/tables/0/rows/4/summary": "Print detailed information during processing.", "/versions/15/tables/0/rows/5/summary": "Print the clusterdb version and exit.", "/versions/15/tables/0/rows/6/summary": "Show help about clusterdb command line arguments, and exit.", "/versions/15/tables/0/rows/7/summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "/versions/15/tables/0/rows/8/summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "/versions/15/tables/0/rows/9/summary": "User name to connect as.", "/versions/15/tables/0/columns/0/label": "Option and arguments", "/versions/15/tables/0/columns/1/label": "Description", "/versions/15/tables/0/rows/10/summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "/versions/15/tables/0/rows/11/summary": "Force clusterdb to prompt for a password before connecting to a database.", "/versions/15/tables/0/rows/12/summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "/versions/15/tables/1/columns/0/label": "Variable", "/versions/15/tables/1/columns/1/label": "Meaning", "/versions/15/tables/1/rows/0/description": "Default connection parameters", "/versions/15/tables/1/rows/1/description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "da99627d759f69a78b8c2470300ef40574950a7c97b771fac79ade82182b283c"}, "comparison_data": {"options": [{"names": ["-a", "--all"], "signature": "-a --all", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "signature": "-e --echo", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "signature": "-q --quiet", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "signature": "-t table --table= table", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "signature": "-v --verbose", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "signature": "-V --version", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "signature": "-? --help", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "signature": "-h host --host= host", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "signature": "-p port --port= port", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "signature": "-U username --username= username", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "signature": "-w --no-password", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "signature": "-W --password", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "signature": "--maintenance-db= dbname", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "synopsis": ["clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]", "clusterdb [ connection-option ...] [ --verbose | -v ] --all | -a"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "19ff14109d8d4919862d1be937080a1b4f1be221846bdaa3e15f25f378a50e5d", "manual_language": "zh"}, "16": {"facts": [{"label": "\u624b\u518c\u4e2d\u7684\u53ef\u6267\u884c\u7a0b\u5e8f", "value": "clusterdb"}, {"label": "\u7a0b\u5e8f\u7248\u672c", "value": "16.15"}, {"label": "\u53c2\u8003\u6e05\u5355", "value": "\u5ba2\u6237\u7aef\u7a0b\u5e8f"}, {"label": "\u9009\u9879\u5b9a\u4e49\u7ec4", "value": "13"}], "tables": [{"key": "options", "rows": [{"summary": "\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002", "signature": {"url": "/docs/16/app-clusterdb.html", "text": "-a --all"}}, {"summary": "\u56de\u663e clusterdb \u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002", "signature": {"url": "/docs/16/app-clusterdb.html", "text": "-e --echo"}}, {"summary": "\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002", "signature": {"url": "/docs/16/app-clusterdb.html", "text": "-q --quiet"}}, {"summary": "\u4ec5\u5bf9 table \u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a -t \u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002", "signature": {"url": "/docs/16/app-clusterdb.html", "text": "-t table --table= table"}}, {"summary": "\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002", "signature": {"url": "/docs/16/app-clusterdb.html", "text": "-v --verbose"}}, {"summary": "\u6253\u5370 clusterdb \u7684\u7248\u672c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/16/app-clusterdb.html", "text": "-V --version"}}, {"summary": "\u663e\u793a\u6709\u5173 clusterdb \u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/16/app-clusterdb.html", "text": "-? --help"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002", "signature": {"url": "/docs/16/app-clusterdb.html", "text": "-h host --host= host"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002", "signature": {"url": "/docs/16/app-clusterdb.html", "text": "-p port --port= port"}}, {"summary": "\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002", "signature": {"url": "/docs/16/app-clusterdb.html", "text": "-U username --username= username"}}, {"summary": "\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 .pgpass \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002", "signature": {"url": "/docs/16/app-clusterdb.html", "text": "-w --no-password"}}, {"summary": "\u5f3a\u5236 clusterdb \u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002", "signature": {"url": "/docs/16/app-clusterdb.html", "text": "-W --password"}}, {"summary": "\u5f53\u4f7f\u7528 -a / --all \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528 postgres \u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528 template1 \u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a \u8fde\u63a5\u5b57\u7b26\u4e32 \u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002", "signature": {"url": "/docs/16/app-clusterdb.html", "text": "--maintenance-db= dbname"}}], "title": "\u624b\u518c\u4e2d\u7684\u9009\u9879", "columns": [{"key": "signature", "label": "\u9009\u9879\u4e0e\u53c2\u6570"}, {"key": "summary", "label": "\u8bf4\u660e"}]}, {"key": "environment", "rows": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570"}, {"name": "PG_COLOR", "description": "\u6307\u5b9a\u8bca\u65ad\u6d88\u606f\u662f\u5426\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a always \u3001 auto \u548c never \u3002"}], "title": "\u73af\u5883\u53d8\u91cf", "columns": [{"key": "name", "label": "\u53d8\u91cf"}, {"key": "description", "label": "\u542b\u4e49"}]}], "options": [{"names": ["-a", "--all"], "summary": "Cluster all databases.", "signature": "-a --all", "source_url": "/docs/16/app-clusterdb.html", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "summary": "Echo the commands that clusterdb generates and sends to the server.", "signature": "-e --echo", "source_url": "/docs/16/app-clusterdb.html", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "summary": "Do not display progress messages.", "signature": "-q --quiet", "source_url": "/docs/16/app-clusterdb.html", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "signature": "-t table --table= table", "source_url": "/docs/16/app-clusterdb.html", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "summary": "Print detailed information during processing.", "signature": "-v --verbose", "source_url": "/docs/16/app-clusterdb.html", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "summary": "Print the clusterdb version and exit.", "signature": "-V --version", "source_url": "/docs/16/app-clusterdb.html", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "summary": "Show help about clusterdb command line arguments, and exit.", "signature": "-? --help", "source_url": "/docs/16/app-clusterdb.html", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "signature": "-h host --host= host", "source_url": "/docs/16/app-clusterdb.html", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "signature": "-p port --port= port", "source_url": "/docs/16/app-clusterdb.html", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "summary": "User name to connect as.", "signature": "-U username --username= username", "source_url": "/docs/16/app-clusterdb.html", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "signature": "-w --no-password", "source_url": "/docs/16/app-clusterdb.html", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "summary": "Force clusterdb to prompt for a password before connecting to a database.", "signature": "-W --password", "source_url": "/docs/16/app-clusterdb.html", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "signature": "--maintenance-db= dbname", "source_url": "/docs/16/app-clusterdb.html", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v16.15/postgresql-16.15.tar.bz2", "label": "16.15", "major": "16", "channel": "stable", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/16/postgresql-16-A4.pdf", "bytes": 15282337, "pages": 3055, "sha256": "4bb6c1f63deedac98736d8c4c7bc0fad0ac24e85b07e21ee10411872f06afd06", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/16/postgresql-16-US.pdf", "bytes": 15164148, "pages": 3220, "sha256": "5b6b6166c89991199e144bb0ae34c17a5f29826251dbf19db1abc0df3a3e771b", "built_at": "2026-09-26"}}, "tree": "16", "index": "index.html", "major": "16", "pages": 1169, "release": "16.15", "source_url": "https://ftp.postgresql.org/pub/source/v16.15/postgresql-16.15.tar.bz2", "svg_assets": 3, "source_mode": "en HTML verified against the pinned official archive", "source_sha256": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "revision": "3c21e58b35318021716440e67bb8bafd392b6a2b965a244d90e9e33c99e0bdef", "evidence_kind": "English manual and source declarations", "source_sha256": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "sources": [{"url": "https://pg.center/docs/16/app-clusterdb.html", "file": "app-clusterdb.html", "label": "16.15 English manual \u00b7 app-clusterdb.html", "anchor": "", "sha256": "10eb5435c226eeba380d99aa2892913ca0a1cdd20297d08bf6c6f264ffcf067e", "language": "en", "original_url": "/docs/16/app-clusterdb.html"}, {"url": "https://pg.center/docs/16/reference-client.html", "file": "reference-client.html", "label": "Client applications inventory", "anchor": "", "sha256": "a28c30c3c0f8783e16d56413a0b6fd39487e336da1683b29b60abf1c229cef26", "language": "en", "original_url": "/docs/16/reference-client.html"}], "sections": [], "synopsis": ["clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]", "clusterdb [ connection-option ...] [ --verbose | -v ] --all | -a"], "signature": "clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]\nclusterdb [ connection-option ...] [ --verbose | -v ] --all | -a", "description": ["clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a PostgreSQL \u6570\u636e\u5e93"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-CLUSTERDB\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">clusterdb</span></span></h2>\n<p lang=\"zh\">clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a<span class=\"productname\">PostgreSQL</span>\u6570\u636e\u5e93</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2 lang=\"zh\">\u5927\u7eb2</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.1\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [ <code class=\"option\">--verbose</code> | <code class=\"option\">-v</code> ] [ <code class=\"option\">--table</code> | <code class=\"option\">-t</code> <em class=\"replaceable\"><code>table</code></em> ] ... [<em class=\"replaceable\"><code>dbname</code></em>]</p>\n</div>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.2\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [ <code class=\"option\">--verbose</code> | <code class=\"option\">-v</code> ] <code class=\"option\">--all</code> | <code class=\"option\">-a</code></p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.5\">\n<h2 lang=\"zh\">\u8bf4\u660e</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f\u4e00\u4e2a\u7528\u4e8e\u91cd\u65b0\u805a\u7c07<span class=\"productname\">PostgreSQL</span> \u6570\u636e\u5e93\u4e2d\u5404\u8868\u7684\u5de5\u5177\u3002\u5b83\u4f1a\u627e\u51fa\u6b64\u524d\u5df2\u7ecf\u805a\u7c07\u8fc7\u7684\u8868\uff0c\u5e76\u6309\u7167\u4e0a\u6b21\u4f7f\u7528\u7684\u540c\u4e00\u7d22\u5f15\u518d\u6b21\u5bf9\u5176\u8fdb\u884c\u805a\u7c07\u3002\u4ece\u672a\u805a\u7c07\u8fc7\u7684\u8868\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002</p>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f SQL \u547d\u4ee4<a class=\"xref\" href=\"/docs/16/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u7684\u4e00\u4e2a\u5305\u88c5\u5668\u3002\u4f7f\u7528\u8be5\u5de5\u5177\u805a\u7c07\u6570\u636e\u5e93\uff0c\u4e0e\u4f7f\u7528\u5176\u4ed6\u8bbf\u95ee\u670d\u52a1\u5668\u7684\u65b9\u6cd5\u805a\u7c07\u6570\u636e\u5e93\uff0c\u5e76\u6ca1\u6709\u5b9e\u8d28\u533a\u522b\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.6\">\n<h2 lang=\"zh\">\u9009\u9879</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u63a5\u53d7\u4e0b\u5217\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-a</code><br/></span><span class=\"term\"><code class=\"option\">--all</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">[<span class=\"optional\">-d</span>] <em class=\"replaceable\"><code>dbname</code></em></code><br/></span><span class=\"term\"><code class=\"option\">[<span class=\"optional\">--dbname=</span>]<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u672a\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u6307\u5b9a\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4ece\u73af\u5883\u53d8\u91cf <code class=\"envar\">PGDATABASE</code> \u8bfb\u53d6\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u8be5\u73af\u5883\u53d8\u91cf\u4e5f\u672a\u8bbe\u7f6e\uff0c\u5219\u4f7f\u7528\u4e3a\u8be5\u8fde\u63a5\u6307\u5b9a\u7684\u7528\u6237\u540d\u4f5c\u4e3a\u6570\u636e\u5e93\u540d\u3002<em class=\"replaceable\"><code>dbname</code></em>\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/16/libpq-connect.html#LIBPQ-CONNSTRING\" title=\"34.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-e</code><br/></span><span class=\"term\"><code class=\"option\">--echo</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u56de\u663e<span class=\"application\">clusterdb</span>\u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-q</code><br/></span><span class=\"term\"><code class=\"option\">--quiet</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-t <em class=\"replaceable\"><code>table</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--table=<em class=\"replaceable\"><code>table</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4ec5\u5bf9<em class=\"replaceable\"><code>table</code></em>\u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a<code class=\"option\">-t</code>\u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-v</code><br/></span><span class=\"term\"><code class=\"option\">--verbose</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-V</code><br/></span><span class=\"term\"><code class=\"option\">--version</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6253\u5370<span class=\"application\">clusterdb</span>\u7684\u7248\u672c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-?</code><br/></span><span class=\"term\"><code class=\"option\">--help</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u663e\u793a\u6709\u5173<span class=\"application\">clusterdb</span>\u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u8fd8\u63a5\u53d7\u4ee5\u4e0b\u7528\u4e8e\u8fde\u63a5\u53c2\u6570\u7684\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-h <em class=\"replaceable\"><code>host</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--host=<em class=\"replaceable\"><code>host</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-p <em class=\"replaceable\"><code>port</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--port=<em class=\"replaceable\"><code>port</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-U <em class=\"replaceable\"><code>username</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--username=<em class=\"replaceable\"><code>username</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-w</code><br/></span><span class=\"term\"><code class=\"option\">--no-password</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 <code class=\"filename\">.pgpass</code> \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-W</code><br/></span><span class=\"term\"><code class=\"option\">--password</code></span></dt>\n<dd>\n<p lang=\"zh\">\u5f3a\u5236<span class=\"application\">clusterdb</span>\u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002</p>\n<p lang=\"zh\">\u8fd9\u4e2a\u9009\u9879\u5e76\u975e\u5fc5\u4e0d\u53ef\u5c11\uff0c\u56e0\u4e3a\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u81ea\u52a8\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u4e0d\u8fc7\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u6d6a\u8d39\u4e00\u6b21\u8fde\u63a5\u5c1d\u8bd5\uff0c\u624d\u77e5\u9053\u670d\u52a1\u5668\u9700\u8981\u5bc6\u7801\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4e3a\u4e86\u907f\u514d\u8fd9\u6b21\u989d\u5916\u7684\u8fde\u63a5\u5c1d\u8bd5\uff0c\u63d0\u524d\u6307\u5b9a<code class=\"option\">-W</code>\u662f\u503c\u5f97\u7684\u3002</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">--maintenance-db=<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528<code class=\"literal\">postgres</code>\u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528<code class=\"literal\">template1</code>\u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/16/libpq-connect.html#LIBPQ-CONNSTRING\" title=\"34.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.7\">\n<h2 lang=\"zh\">\u73af\u5883</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATABASE</code><br/></span><span class=\"term\"><code class=\"envar\">PGHOST</code><br/></span><span class=\"term\"><code class=\"envar\">PGPORT</code><br/></span><span class=\"term\"><code class=\"envar\">PGUSER</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u8bca\u65ad\u6d88\u606f\u662f\u5426\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a <code class=\"literal\">always</code>\u3001<code class=\"literal\">auto</code>\u548c <code class=\"literal\">never</code>\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\">\u4e0e\u5927\u591a\u6570\u5176\u4ed6 <span class=\"productname\">PostgreSQL</span> \u5de5\u5177\u4e00\u6837\uff0c\u6b64\u5de5\u5177\u4e5f\u4f7f\u7528 <span class=\"application\">libpq</span> \u652f\u6301\u7684\u73af\u5883\u53d8\u91cf\uff08\u89c1<a class=\"xref\" href=\"/docs/16/libpq-envars.html\" title=\"34.15.\u00a0\u73af\u5883\u53d8\u91cf\">\u7b2c\u00a034.15\u00a0\u8282</a>\uff09\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.8\">\n<h2 lang=\"zh\">\u8bca\u65ad</h2>\n<p lang=\"zh\">\u5982\u679c\u9047\u5230\u95ee\u9898\uff0c\u8bf7\u53c2\u89c1<a class=\"xref\" href=\"/docs/16/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u548c<a class=\"xref\" href=\"/docs/16/app-psql.html\" title=\"psql\"><span class=\"refentrytitle\"><span class=\"application\">psql</span></span></a>\u4e2d\u5173\u4e8e\u6f5c\u5728\u95ee\u9898\u548c\u9519\u8bef\u6d88\u606f\u7684\u8ba8\u8bba\u3002\u6570\u636e\u5e93\u670d\u52a1\u5668\u5fc5\u987b\u5728\u76ee\u6807\u4e3b\u673a\u4e0a\u8fd0\u884c\u3002\u6b64\u5916\uff0c<span class=\"application\">libpq</span>\u524d\u7aef\u5e93\u6240\u4f7f\u7528\u7684\u4efb\u4f55\u9ed8\u8ba4\u8fde\u63a5\u8bbe\u7f6e\u548c\u73af\u5883\u53d8\u91cf\u90fd\u4f1a\u751f\u6548\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.9\">\n<h2 lang=\"zh\">\u793a\u4f8b</h2>\n<p lang=\"zh\">\u8981\u805a\u7c07\u6570\u636e\u5e93<code class=\"literal\">test</code>\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb test</code></strong>\n</pre>\n<p lang=\"zh\">\u5bf9\u540d\u4e3a xyzzy \u7684\u6570\u636e\u5e93\u4e2d\u7684\u5355\u4e2a\u8868 foo \u8fdb\u884c\u805a\u7c07\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb --table=foo xyzzy</code></strong>\n</pre>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.10\">\n<h2 lang=\"zh\">\u53e6\u89c1</h2><span class=\"simplelist\"><a class=\"xref\" href=\"https://pg.center/docs/16/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a></span>\n</div>\n</div></div>", "manual_path": "app-clusterdb.html", "localization": {"status": "complete", "sources": [{"url": "/docs/16/app-clusterdb.html", "method": "same-major semantic node", "sha256": "02ad0a6a647c176b1ed529028542f720c20ad6c7db9bb3adf3e529565cf6a09f", "language": "zh", "matched_nodes": ["#APP-CLUSTERDB/div[2]/p[1]", "#APP-CLUSTERDB/div[3]/h2[0]", "#APP-CLUSTERDB/div[4]/p[1]", "#APP-CLUSTERDB/div[4]/p[2]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[13]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[15]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[9]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[0]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[1]", "#APP-CLUSTERDB/div[5]/p[1]", "#APP-CLUSTERDB/div[5]/p[3]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[6]/h2[0]", "#APP-CLUSTERDB/div[6]/p[2]", "#APP-CLUSTERDB/div[7]/h2[0]", "#APP-CLUSTERDB/div[7]/p[1]", "#APP-CLUSTERDB/div[8]/h2[0]", "#APP-CLUSTERDB/div[8]/p[1]", "#APP-CLUSTERDB/div[9]/h2[0]"]}], "language": "zh", "original_text": {"/versions/16/description/0": "clusterdb \u2014 cluster a PostgreSQL database", "/versions/16/facts/0/label": "Documented executable", "/versions/16/facts/1/label": "Executable version", "/versions/16/facts/2/label": "Reference inventory", "/versions/16/facts/2/value": "Client applications", "/versions/16/facts/3/label": "Option definition groups", "/versions/16/tables/0/title": "Documented options", "/versions/16/tables/1/title": "Environment variables", "/versions/16/tables/0/rows/0/summary": "Cluster all databases.", "/versions/16/tables/0/rows/1/summary": "Echo the commands that clusterdb generates and sends to the server.", "/versions/16/tables/0/rows/2/summary": "Do not display progress messages.", "/versions/16/tables/0/rows/3/summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "/versions/16/tables/0/rows/4/summary": "Print detailed information during processing.", "/versions/16/tables/0/rows/5/summary": "Print the clusterdb version and exit.", "/versions/16/tables/0/rows/6/summary": "Show help about clusterdb command line arguments, and exit.", "/versions/16/tables/0/rows/7/summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "/versions/16/tables/0/rows/8/summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "/versions/16/tables/0/rows/9/summary": "User name to connect as.", "/versions/16/tables/0/columns/0/label": "Option and arguments", "/versions/16/tables/0/columns/1/label": "Description", "/versions/16/tables/0/rows/10/summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "/versions/16/tables/0/rows/11/summary": "Force clusterdb to prompt for a password before connecting to a database.", "/versions/16/tables/0/rows/12/summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "/versions/16/tables/1/columns/0/label": "Variable", "/versions/16/tables/1/columns/1/label": "Meaning", "/versions/16/tables/1/rows/0/description": "Default connection parameters", "/versions/16/tables/1/rows/1/description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "3acf5314f777ff7e38eb331cc13e9f57819e704184f11f797d5c97f700c55381"}, "comparison_data": {"options": [{"names": ["-a", "--all"], "signature": "-a --all", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "signature": "-e --echo", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "signature": "-q --quiet", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "signature": "-t table --table= table", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "signature": "-v --verbose", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "signature": "-V --version", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "signature": "-? --help", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "signature": "-h host --host= host", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "signature": "-p port --port= port", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "signature": "-U username --username= username", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "signature": "-w --no-password", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "signature": "-W --password", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "signature": "--maintenance-db= dbname", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "synopsis": ["clusterdb [ connection-option ...] [ --verbose | -v ] [ --table | -t table ] ... [ dbname ]", "clusterdb [ connection-option ...] [ --verbose | -v ] --all | -a"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "19ff14109d8d4919862d1be937080a1b4f1be221846bdaa3e15f25f378a50e5d", "manual_language": "zh"}, "17": {"facts": [{"label": "\u624b\u518c\u4e2d\u7684\u53ef\u6267\u884c\u7a0b\u5e8f", "value": "clusterdb"}, {"label": "\u7a0b\u5e8f\u7248\u672c", "value": "17.11"}, {"label": "\u53c2\u8003\u6e05\u5355", "value": "\u5ba2\u6237\u7aef\u7a0b\u5e8f"}, {"label": "\u9009\u9879\u5b9a\u4e49\u7ec4", "value": "13"}], "tables": [{"key": "options", "rows": [{"summary": "\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002", "signature": {"url": "/docs/17/app-clusterdb.html", "text": "-a --all"}}, {"summary": "\u56de\u663e clusterdb \u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002", "signature": {"url": "/docs/17/app-clusterdb.html", "text": "-e --echo"}}, {"summary": "\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002", "signature": {"url": "/docs/17/app-clusterdb.html", "text": "-q --quiet"}}, {"summary": "\u4ec5\u5bf9 table \u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a -t \u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002", "signature": {"url": "/docs/17/app-clusterdb.html", "text": "-t table --table= table"}}, {"summary": "\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002", "signature": {"url": "/docs/17/app-clusterdb.html", "text": "-v --verbose"}}, {"summary": "\u6253\u5370 clusterdb \u7684\u7248\u672c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/17/app-clusterdb.html", "text": "-V --version"}}, {"summary": "\u663e\u793a\u6709\u5173 clusterdb \u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/17/app-clusterdb.html", "text": "-? --help"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002", "signature": {"url": "/docs/17/app-clusterdb.html", "text": "-h host --host= host"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002", "signature": {"url": "/docs/17/app-clusterdb.html", "text": "-p port --port= port"}}, {"summary": "\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002", "signature": {"url": "/docs/17/app-clusterdb.html", "text": "-U username --username= username"}}, {"summary": "\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 .pgpass \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002", "signature": {"url": "/docs/17/app-clusterdb.html", "text": "-w --no-password"}}, {"summary": "\u5f3a\u5236 clusterdb \u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002", "signature": {"url": "/docs/17/app-clusterdb.html", "text": "-W --password"}}, {"summary": "\u5f53\u4f7f\u7528 -a / --all \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528 postgres \u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528 template1 \u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a \u8fde\u63a5\u5b57\u7b26\u4e32 \u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002", "signature": {"url": "/docs/17/app-clusterdb.html", "text": "--maintenance-db= dbname"}}], "title": "\u624b\u518c\u4e2d\u7684\u9009\u9879", "columns": [{"key": "signature", "label": "\u9009\u9879\u4e0e\u53c2\u6570"}, {"key": "summary", "label": "\u8bf4\u660e"}]}, {"key": "environment", "rows": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570"}, {"name": "PG_COLOR", "description": "\u6307\u5b9a\u8bca\u65ad\u6d88\u606f\u662f\u5426\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a always \u3001 auto \u548c never \u3002"}], "title": "\u73af\u5883\u53d8\u91cf", "columns": [{"key": "name", "label": "\u53d8\u91cf"}, {"key": "description", "label": "\u542b\u4e49"}]}], "options": [{"names": ["-a", "--all"], "summary": "Cluster all databases.", "signature": "-a --all", "source_url": "/docs/17/app-clusterdb.html", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "summary": "Echo the commands that clusterdb generates and sends to the server.", "signature": "-e --echo", "source_url": "/docs/17/app-clusterdb.html", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "summary": "Do not display progress messages.", "signature": "-q --quiet", "source_url": "/docs/17/app-clusterdb.html", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "signature": "-t table --table= table", "source_url": "/docs/17/app-clusterdb.html", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "summary": "Print detailed information during processing.", "signature": "-v --verbose", "source_url": "/docs/17/app-clusterdb.html", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "summary": "Print the clusterdb version and exit.", "signature": "-V --version", "source_url": "/docs/17/app-clusterdb.html", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "summary": "Show help about clusterdb command line arguments, and exit.", "signature": "-? --help", "source_url": "/docs/17/app-clusterdb.html", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "signature": "-h host --host= host", "source_url": "/docs/17/app-clusterdb.html", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "signature": "-p port --port= port", "source_url": "/docs/17/app-clusterdb.html", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "summary": "User name to connect as.", "signature": "-U username --username= username", "source_url": "/docs/17/app-clusterdb.html", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "signature": "-w --no-password", "source_url": "/docs/17/app-clusterdb.html", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "summary": "Force clusterdb to prompt for a password before connecting to a database.", "signature": "-W --password", "source_url": "/docs/17/app-clusterdb.html", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "signature": "--maintenance-db= dbname", "source_url": "/docs/17/app-clusterdb.html", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v17.11/postgresql-17.11.tar.bz2", "label": "17.11", "major": "17", "channel": "stable", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/17/postgresql-17-A4.pdf", "bytes": 15521293, "pages": 3099, "sha256": "1991354df0dc89e70ec39328c28988ef8b19c6a93671dab3893650b63e9f4e36", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/17/postgresql-17-US.pdf", "bytes": 15398150, "pages": 3270, "sha256": "07696c8f38abf31babf22d2db337093936e7c472d2af36d050b000c49bbcf52c", "built_at": "2026-09-26"}}, "tree": "17", "index": "index.html", "major": "17", "pages": 1143, "release": "17.11", "source_url": "https://ftp.postgresql.org/pub/source/v17.11/postgresql-17.11.tar.bz2", "svg_assets": 3, "source_mode": "en SGML built with pinned official archive", "source_sha256": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "revision": "58419c9b0dd42cb34c8d53695bb025a7e582edf55ccd4c5bcb1c2c7c71a37487", "evidence_kind": "English manual and source declarations", "source_sha256": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "sources": [{"url": "https://pg.center/docs/17/app-clusterdb.html", "file": "app-clusterdb.html", "label": "17.11 English manual \u00b7 app-clusterdb.html", "anchor": "", "sha256": "e8a1c8abcfc0e17fab139c952ae07a33e2f269e6117f68529742b9021894e592", "language": "en", "original_url": "/docs/17/app-clusterdb.html"}, {"url": "https://pg.center/docs/17/reference-client.html", "file": "reference-client.html", "label": "Client applications inventory", "anchor": "", "sha256": "3194fc72ddad8e2fcba55f8e007f83413cb352146cb65aaa9457a18d0314ee1b", "language": "en", "original_url": "/docs/17/reference-client.html"}], "sections": [], "synopsis": ["clusterdb [ connection-option ...] [ option ...] [ --table | -t table ] ... [ dbname | -a | --all ]"], "signature": "clusterdb [ connection-option ...] [ option ...] [ --table | -t table ] ... [ dbname | -a | --all ]", "description": ["clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a PostgreSQL \u6570\u636e\u5e93"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-CLUSTERDB\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">clusterdb</span></span></h2>\n<p lang=\"zh\">clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a<span class=\"productname\">PostgreSQL</span>\u6570\u636e\u5e93</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2 lang=\"zh\">\u5927\u7eb2</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.1\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [<em class=\"replaceable\"><code>option</code></em>...] [ <code class=\"option\">--table</code> | <code class=\"option\">-t</code> <em class=\"replaceable\"><code>table</code></em> ] ... [ <em class=\"replaceable\"><code>dbname</code></em> | <code class=\"option\">-a</code> | <code class=\"option\">--all</code> ]</p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.5\">\n<h2 lang=\"zh\">\u8bf4\u660e</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f\u4e00\u4e2a\u7528\u4e8e\u91cd\u65b0\u805a\u7c07<span class=\"productname\">PostgreSQL</span> \u6570\u636e\u5e93\u4e2d\u5404\u8868\u7684\u5de5\u5177\u3002\u5b83\u4f1a\u627e\u51fa\u6b64\u524d\u5df2\u7ecf\u805a\u7c07\u8fc7\u7684\u8868\uff0c\u5e76\u6309\u7167\u4e0a\u6b21\u4f7f\u7528\u7684\u540c\u4e00\u7d22\u5f15\u518d\u6b21\u5bf9\u5176\u8fdb\u884c\u805a\u7c07\u3002\u4ece\u672a\u805a\u7c07\u8fc7\u7684\u8868\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002</p>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f SQL \u547d\u4ee4<a class=\"xref\" href=\"/docs/17/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u7684\u4e00\u4e2a\u5305\u88c5\u5668\u3002\u4f7f\u7528\u8be5\u5de5\u5177\u805a\u7c07\u6570\u636e\u5e93\uff0c\u4e0e\u4f7f\u7528\u5176\u4ed6\u8bbf\u95ee\u670d\u52a1\u5668\u7684\u65b9\u6cd5\u805a\u7c07\u6570\u636e\u5e93\uff0c\u5e76\u6ca1\u6709\u5b9e\u8d28\u533a\u522b\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.6\">\n<h2 lang=\"zh\">\u9009\u9879</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u63a5\u53d7\u4e0b\u5217\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-a</code><br/></span><span class=\"term\"><code class=\"option\">--all</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">[<span class=\"optional\">-d</span>] <em class=\"replaceable\"><code>dbname</code></em></code><br/></span><span class=\"term\"><code class=\"option\">[<span class=\"optional\">--dbname=</span>]<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u672a\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u6307\u5b9a\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4ece\u73af\u5883\u53d8\u91cf <code class=\"envar\">PGDATABASE</code> \u8bfb\u53d6\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u8be5\u73af\u5883\u53d8\u91cf\u4e5f\u672a\u8bbe\u7f6e\uff0c\u5219\u4f7f\u7528\u4e3a\u8be5\u8fde\u63a5\u6307\u5b9a\u7684\u7528\u6237\u540d\u4f5c\u4e3a\u6570\u636e\u5e93\u540d\u3002<em class=\"replaceable\"><code>dbname</code></em>\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/17/libpq-connect.html#LIBPQ-CONNSTRING\" title=\"32.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-e</code><br/></span><span class=\"term\"><code class=\"option\">--echo</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u56de\u663e<span class=\"application\">clusterdb</span>\u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-q</code><br/></span><span class=\"term\"><code class=\"option\">--quiet</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-t <em class=\"replaceable\"><code>table</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--table=<em class=\"replaceable\"><code>table</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4ec5\u5bf9<em class=\"replaceable\"><code>table</code></em>\u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a<code class=\"option\">-t</code>\u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-v</code><br/></span><span class=\"term\"><code class=\"option\">--verbose</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-V</code><br/></span><span class=\"term\"><code class=\"option\">--version</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6253\u5370<span class=\"application\">clusterdb</span>\u7684\u7248\u672c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-?</code><br/></span><span class=\"term\"><code class=\"option\">--help</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u663e\u793a\u6709\u5173<span class=\"application\">clusterdb</span>\u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u8fd8\u63a5\u53d7\u4ee5\u4e0b\u7528\u4e8e\u8fde\u63a5\u53c2\u6570\u7684\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-h <em class=\"replaceable\"><code>host</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--host=<em class=\"replaceable\"><code>host</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-p <em class=\"replaceable\"><code>port</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--port=<em class=\"replaceable\"><code>port</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-U <em class=\"replaceable\"><code>username</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--username=<em class=\"replaceable\"><code>username</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-w</code><br/></span><span class=\"term\"><code class=\"option\">--no-password</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 <code class=\"filename\">.pgpass</code> \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-W</code><br/></span><span class=\"term\"><code class=\"option\">--password</code></span></dt>\n<dd>\n<p lang=\"zh\">\u5f3a\u5236<span class=\"application\">clusterdb</span>\u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002</p>\n<p lang=\"zh\">\u8fd9\u4e2a\u9009\u9879\u5e76\u975e\u5fc5\u4e0d\u53ef\u5c11\uff0c\u56e0\u4e3a\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u81ea\u52a8\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u4e0d\u8fc7\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u6d6a\u8d39\u4e00\u6b21\u8fde\u63a5\u5c1d\u8bd5\uff0c\u624d\u77e5\u9053\u670d\u52a1\u5668\u9700\u8981\u5bc6\u7801\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4e3a\u4e86\u907f\u514d\u8fd9\u6b21\u989d\u5916\u7684\u8fde\u63a5\u5c1d\u8bd5\uff0c\u63d0\u524d\u6307\u5b9a<code class=\"option\">-W</code>\u662f\u503c\u5f97\u7684\u3002</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">--maintenance-db=<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528<code class=\"literal\">postgres</code>\u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528<code class=\"literal\">template1</code>\u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/17/libpq-connect.html#LIBPQ-CONNSTRING\" title=\"32.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.7\">\n<h2 lang=\"zh\">\u73af\u5883</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATABASE</code><br/></span><span class=\"term\"><code class=\"envar\">PGHOST</code><br/></span><span class=\"term\"><code class=\"envar\">PGPORT</code><br/></span><span class=\"term\"><code class=\"envar\">PGUSER</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u8bca\u65ad\u6d88\u606f\u662f\u5426\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a <code class=\"literal\">always</code>\u3001<code class=\"literal\">auto</code>\u548c <code class=\"literal\">never</code>\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\">\u4e0e\u5927\u591a\u6570\u5176\u4ed6 <span class=\"productname\">PostgreSQL</span> \u5de5\u5177\u4e00\u6837\uff0c\u6b64\u5de5\u5177\u4e5f\u4f7f\u7528 <span class=\"application\">libpq</span> \u652f\u6301\u7684\u73af\u5883\u53d8\u91cf\uff08\u89c1<a class=\"xref\" href=\"/docs/17/libpq-envars.html\" title=\"32.15.\u00a0\u73af\u5883\u53d8\u91cf\">\u7b2c\u00a032.15\u00a0\u8282</a>\uff09\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.8\">\n<h2 lang=\"zh\">\u8bca\u65ad</h2>\n<p lang=\"zh\">\u5982\u679c\u9047\u5230\u95ee\u9898\uff0c\u8bf7\u53c2\u89c1<a class=\"xref\" href=\"/docs/17/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u548c<a class=\"xref\" href=\"/docs/17/app-psql.html\" title=\"psql\"><span class=\"refentrytitle\"><span class=\"application\">psql</span></span></a>\u4e2d\u5173\u4e8e\u6f5c\u5728\u95ee\u9898\u548c\u9519\u8bef\u6d88\u606f\u7684\u8ba8\u8bba\u3002\u6570\u636e\u5e93\u670d\u52a1\u5668\u5fc5\u987b\u5728\u76ee\u6807\u4e3b\u673a\u4e0a\u8fd0\u884c\u3002\u6b64\u5916\uff0c<span class=\"application\">libpq</span>\u524d\u7aef\u5e93\u6240\u4f7f\u7528\u7684\u4efb\u4f55\u9ed8\u8ba4\u8fde\u63a5\u8bbe\u7f6e\u548c\u73af\u5883\u53d8\u91cf\u90fd\u4f1a\u751f\u6548\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.9\">\n<h2 lang=\"zh\">\u793a\u4f8b</h2>\n<p lang=\"zh\">\u8981\u805a\u7c07\u6570\u636e\u5e93<code class=\"literal\">test</code>\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb test</code></strong>\n</pre>\n<p lang=\"zh\">\u5bf9\u540d\u4e3a xyzzy \u7684\u6570\u636e\u5e93\u4e2d\u7684\u5355\u4e2a\u8868 foo \u8fdb\u884c\u805a\u7c07\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb --table=foo xyzzy</code></strong>\n</pre>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.10\">\n<h2 lang=\"zh\">\u53e6\u89c1</h2><span class=\"simplelist\"><a class=\"xref\" href=\"https://pg.center/docs/17/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a></span>\n</div>\n</div></div>", "manual_path": "app-clusterdb.html", "localization": {"status": "complete", "sources": [{"url": "/docs/17/app-clusterdb.html", "method": "same-major semantic node", "sha256": "c6599745926e48fe8cf148320f5a47b51b2bcc2dd0db3000f5130846303d7a1a", "language": "zh", "matched_nodes": ["#APP-CLUSTERDB/div[2]/p[1]", "#APP-CLUSTERDB/div[3]/h2[0]", "#APP-CLUSTERDB/div[4]/p[1]", "#APP-CLUSTERDB/div[4]/p[2]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[13]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[15]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[9]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[0]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[1]", "#APP-CLUSTERDB/div[5]/p[1]", "#APP-CLUSTERDB/div[5]/p[3]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[6]/h2[0]", "#APP-CLUSTERDB/div[6]/p[2]", "#APP-CLUSTERDB/div[7]/h2[0]", "#APP-CLUSTERDB/div[7]/p[1]", "#APP-CLUSTERDB/div[8]/h2[0]", "#APP-CLUSTERDB/div[8]/p[1]", "#APP-CLUSTERDB/div[9]/h2[0]"]}], "language": "zh", "original_text": {"/versions/17/description/0": "clusterdb \u2014 cluster a PostgreSQL database", "/versions/17/facts/0/label": "Documented executable", "/versions/17/facts/1/label": "Executable version", "/versions/17/facts/2/label": "Reference inventory", "/versions/17/facts/2/value": "Client applications", "/versions/17/facts/3/label": "Option definition groups", "/versions/17/tables/0/title": "Documented options", "/versions/17/tables/1/title": "Environment variables", "/versions/17/tables/0/rows/0/summary": "Cluster all databases.", "/versions/17/tables/0/rows/1/summary": "Echo the commands that clusterdb generates and sends to the server.", "/versions/17/tables/0/rows/2/summary": "Do not display progress messages.", "/versions/17/tables/0/rows/3/summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "/versions/17/tables/0/rows/4/summary": "Print detailed information during processing.", "/versions/17/tables/0/rows/5/summary": "Print the clusterdb version and exit.", "/versions/17/tables/0/rows/6/summary": "Show help about clusterdb command line arguments, and exit.", "/versions/17/tables/0/rows/7/summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "/versions/17/tables/0/rows/8/summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "/versions/17/tables/0/rows/9/summary": "User name to connect as.", "/versions/17/tables/0/columns/0/label": "Option and arguments", "/versions/17/tables/0/columns/1/label": "Description", "/versions/17/tables/0/rows/10/summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "/versions/17/tables/0/rows/11/summary": "Force clusterdb to prompt for a password before connecting to a database.", "/versions/17/tables/0/rows/12/summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "/versions/17/tables/1/columns/0/label": "Variable", "/versions/17/tables/1/columns/1/label": "Meaning", "/versions/17/tables/1/rows/0/description": "Default connection parameters", "/versions/17/tables/1/rows/1/description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "6f6dc8ba501611c627f9fb342b7146e9a05b79f51c2be6591f3cfc4b443fe73b"}, "comparison_data": {"options": [{"names": ["-a", "--all"], "signature": "-a --all", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "signature": "-e --echo", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "signature": "-q --quiet", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "signature": "-t table --table= table", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "signature": "-v --verbose", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "signature": "-V --version", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "signature": "-? --help", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "signature": "-h host --host= host", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "signature": "-p port --port= port", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "signature": "-U username --username= username", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "signature": "-w --no-password", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "signature": "-W --password", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "signature": "--maintenance-db= dbname", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "synopsis": ["clusterdb [ connection-option ...] [ option ...] [ --table | -t table ] ... [ dbname | -a | --all ]"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "1ac63cae5967da57ef016df49244827660833b330f2542f9f5b51f63da766777", "manual_language": "zh"}, "18": {"facts": [{"label": "\u624b\u518c\u4e2d\u7684\u53ef\u6267\u884c\u7a0b\u5e8f", "value": "clusterdb"}, {"label": "\u7a0b\u5e8f\u7248\u672c", "value": "18.6"}, {"label": "\u53c2\u8003\u6e05\u5355", "value": "\u5ba2\u6237\u7aef\u7a0b\u5e8f"}, {"label": "\u9009\u9879\u5b9a\u4e49\u7ec4", "value": "13"}], "tables": [{"key": "options", "rows": [{"summary": "\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-a --all"}}, {"summary": "\u56de\u663e clusterdb \u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-e --echo"}}, {"summary": "\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-q --quiet"}}, {"summary": "\u4ec5\u5bf9 table \u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a -t \u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-t table --table= table"}}, {"summary": "\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-v --verbose"}}, {"summary": "\u6253\u5370 clusterdb \u7684\u7248\u672c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-V --version"}}, {"summary": "\u663e\u793a\u6709\u5173 clusterdb \u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-? --help"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-h host --host= host"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-p port --port= port"}}, {"summary": "\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-U username --username= username"}}, {"summary": "\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 .pgpass \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-w --no-password"}}, {"summary": "\u5f3a\u5236 clusterdb \u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-W --password"}}, {"summary": "\u5f53\u4f7f\u7528 -a / --all \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528 postgres \u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528 template1 \u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a \u8fde\u63a5\u5b57\u7b26\u4e32 \u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "--maintenance-db= dbname"}}], "title": "\u624b\u518c\u4e2d\u7684\u9009\u9879", "columns": [{"key": "signature", "label": "\u9009\u9879\u4e0e\u53c2\u6570"}, {"key": "summary", "label": "\u8bf4\u660e"}]}, {"key": "environment", "rows": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570"}, {"name": "PG_COLOR", "description": "\u6307\u5b9a\u8bca\u65ad\u6d88\u606f\u662f\u5426\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a always \u3001 auto \u548c never \u3002"}], "title": "\u73af\u5883\u53d8\u91cf", "columns": [{"key": "name", "label": "\u53d8\u91cf"}, {"key": "description", "label": "\u542b\u4e49"}]}], "options": [{"names": ["-a", "--all"], "summary": "Cluster all databases.", "signature": "-a --all", "source_url": "/docs/18/app-clusterdb.html", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "summary": "Echo the commands that clusterdb generates and sends to the server.", "signature": "-e --echo", "source_url": "/docs/18/app-clusterdb.html", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "summary": "Do not display progress messages.", "signature": "-q --quiet", "source_url": "/docs/18/app-clusterdb.html", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "signature": "-t table --table= table", "source_url": "/docs/18/app-clusterdb.html", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "summary": "Print detailed information during processing.", "signature": "-v --verbose", "source_url": "/docs/18/app-clusterdb.html", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "summary": "Print the clusterdb version and exit.", "signature": "-V --version", "source_url": "/docs/18/app-clusterdb.html", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "summary": "Show help about clusterdb command line arguments, and exit.", "signature": "-? --help", "source_url": "/docs/18/app-clusterdb.html", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "signature": "-h host --host= host", "source_url": "/docs/18/app-clusterdb.html", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "signature": "-p port --port= port", "source_url": "/docs/18/app-clusterdb.html", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "summary": "User name to connect as.", "signature": "-U username --username= username", "source_url": "/docs/18/app-clusterdb.html", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "signature": "-w --no-password", "source_url": "/docs/18/app-clusterdb.html", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "summary": "Force clusterdb to prompt for a password before connecting to a database.", "signature": "-W --password", "source_url": "/docs/18/app-clusterdb.html", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "signature": "--maintenance-db= dbname", "source_url": "/docs/18/app-clusterdb.html", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v18.6/postgresql-18.6.tar.bz2", "label": "18.6", "major": "18", "channel": "stable", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/18/postgresql-18-A4.pdf", "bytes": 15865106, "pages": 3154, "sha256": "19512c405da53f9f7fcf0abba359223aa65f021be025bf3411381918f92e3190", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/18/postgresql-18-US.pdf", "bytes": 15748059, "pages": 3328, "sha256": "facbe6c229e598b872d3d98bef53308f46e06746006fa4590de9a7de9dd46319", "built_at": "2026-09-26"}}, "tree": "18", "index": "index.html", "major": "18", "pages": 1148, "release": "18.6", "source_url": "https://ftp.postgresql.org/pub/source/v18.6/postgresql-18.6.tar.bz2", "svg_assets": 3, "source_mode": "en SGML built with pinned official archive", "source_sha256": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "revision": "ee8d1a3612338fd9adf250730cb640fcc5233b5491337cc00a316a44e3a0b9f8", "evidence_kind": "English manual and source declarations", "source_sha256": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "sources": [{"url": "https://pg.center/docs/18/app-clusterdb.html", "file": "app-clusterdb.html", "label": "18.6 English manual \u00b7 app-clusterdb.html", "anchor": "", "sha256": "07bd0d9cc9625e2d54dc33cf8ea00da94bb254c9011172c4bdda05183f6f6618", "language": "en", "original_url": "/docs/18/app-clusterdb.html"}, {"url": "https://pg.center/docs/18/reference-client.html", "file": "reference-client.html", "label": "Client applications inventory", "anchor": "", "sha256": "68f726af77272fe73a827be2b7b5958d0f2239a6f8ed44264e9d42496bfa4fd0", "language": "en", "original_url": "/docs/18/reference-client.html"}], "sections": [], "synopsis": ["clusterdb [ connection-option ...] [ option ...] [ --table | -t table ] ... [ dbname | -a | --all ]"], "signature": "clusterdb [ connection-option ...] [ option ...] [ --table | -t table ] ... [ dbname | -a | --all ]", "description": ["clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a PostgreSQL \u6570\u636e\u5e93"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-CLUSTERDB\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">clusterdb</span></span></h2>\n<p lang=\"zh\">clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a<span class=\"productname\">PostgreSQL</span>\u6570\u636e\u5e93</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2 lang=\"zh\">\u5927\u7eb2</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.1\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [<em class=\"replaceable\"><code>option</code></em>...] [ <code class=\"option\">--table</code> | <code class=\"option\">-t</code> <em class=\"replaceable\"><code>table</code></em> ] ... [ <em class=\"replaceable\"><code>dbname</code></em> | <code class=\"option\">-a</code> | <code class=\"option\">--all</code> ]</p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.5\">\n<h2 lang=\"zh\">\u8bf4\u660e</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f\u4e00\u4e2a\u7528\u4e8e\u91cd\u65b0\u805a\u7c07<span class=\"productname\">PostgreSQL</span> \u6570\u636e\u5e93\u4e2d\u5404\u8868\u7684\u5de5\u5177\u3002\u5b83\u4f1a\u627e\u51fa\u6b64\u524d\u5df2\u7ecf\u805a\u7c07\u8fc7\u7684\u8868\uff0c\u5e76\u6309\u7167\u4e0a\u6b21\u4f7f\u7528\u7684\u540c\u4e00\u7d22\u5f15\u518d\u6b21\u5bf9\u5176\u8fdb\u884c\u805a\u7c07\u3002\u4ece\u672a\u805a\u7c07\u8fc7\u7684\u8868\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002</p>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f SQL \u547d\u4ee4<a class=\"xref\" href=\"/docs/18/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u7684\u4e00\u4e2a\u5305\u88c5\u5668\u3002\u4f7f\u7528\u8be5\u5de5\u5177\u805a\u7c07\u6570\u636e\u5e93\uff0c\u4e0e\u4f7f\u7528\u5176\u4ed6\u8bbf\u95ee\u670d\u52a1\u5668\u7684\u65b9\u6cd5\u805a\u7c07\u6570\u636e\u5e93\uff0c\u5e76\u6ca1\u6709\u5b9e\u8d28\u533a\u522b\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.6\">\n<h2 lang=\"zh\">\u9009\u9879</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u63a5\u53d7\u4e0b\u5217\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-a</code><br/></span><span class=\"term\"><code class=\"option\">--all</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">[<span class=\"optional\">-d</span>] <em class=\"replaceable\"><code>dbname</code></em></code><br/></span><span class=\"term\"><code class=\"option\">[<span class=\"optional\">--dbname=</span>]<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u672a\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u6307\u5b9a\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4ece\u73af\u5883\u53d8\u91cf <code class=\"envar\">PGDATABASE</code> \u8bfb\u53d6\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u8be5\u73af\u5883\u53d8\u91cf\u4e5f\u672a\u8bbe\u7f6e\uff0c\u5219\u4f7f\u7528\u4e3a\u8be5\u8fde\u63a5\u6307\u5b9a\u7684\u7528\u6237\u540d\u4f5c\u4e3a\u6570\u636e\u5e93\u540d\u3002<em class=\"replaceable\"><code>dbname</code></em>\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/18/libpq-connect.html#LIBPQ-CONNSTRING\" title=\"32.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-e</code><br/></span><span class=\"term\"><code class=\"option\">--echo</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u56de\u663e<span class=\"application\">clusterdb</span>\u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-q</code><br/></span><span class=\"term\"><code class=\"option\">--quiet</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-t <em class=\"replaceable\"><code>table</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--table=<em class=\"replaceable\"><code>table</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4ec5\u5bf9<em class=\"replaceable\"><code>table</code></em>\u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a<code class=\"option\">-t</code>\u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-v</code><br/></span><span class=\"term\"><code class=\"option\">--verbose</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-V</code><br/></span><span class=\"term\"><code class=\"option\">--version</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6253\u5370<span class=\"application\">clusterdb</span>\u7684\u7248\u672c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-?</code><br/></span><span class=\"term\"><code class=\"option\">--help</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u663e\u793a\u6709\u5173<span class=\"application\">clusterdb</span>\u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u8fd8\u63a5\u53d7\u4ee5\u4e0b\u7528\u4e8e\u8fde\u63a5\u53c2\u6570\u7684\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-h <em class=\"replaceable\"><code>host</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--host=<em class=\"replaceable\"><code>host</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-p <em class=\"replaceable\"><code>port</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--port=<em class=\"replaceable\"><code>port</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-U <em class=\"replaceable\"><code>username</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--username=<em class=\"replaceable\"><code>username</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-w</code><br/></span><span class=\"term\"><code class=\"option\">--no-password</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 <code class=\"filename\">.pgpass</code> \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-W</code><br/></span><span class=\"term\"><code class=\"option\">--password</code></span></dt>\n<dd>\n<p lang=\"zh\">\u5f3a\u5236<span class=\"application\">clusterdb</span>\u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002</p>\n<p lang=\"zh\">\u8fd9\u4e2a\u9009\u9879\u5e76\u975e\u5fc5\u4e0d\u53ef\u5c11\uff0c\u56e0\u4e3a\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u81ea\u52a8\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u4e0d\u8fc7\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u6d6a\u8d39\u4e00\u6b21\u8fde\u63a5\u5c1d\u8bd5\uff0c\u624d\u77e5\u9053\u670d\u52a1\u5668\u9700\u8981\u5bc6\u7801\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4e3a\u4e86\u907f\u514d\u8fd9\u6b21\u989d\u5916\u7684\u8fde\u63a5\u5c1d\u8bd5\uff0c\u63d0\u524d\u6307\u5b9a<code class=\"option\">-W</code>\u662f\u503c\u5f97\u7684\u3002</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">--maintenance-db=<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528<code class=\"literal\">postgres</code>\u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528<code class=\"literal\">template1</code>\u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/18/libpq-connect.html#LIBPQ-CONNSTRING\" title=\"32.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.7\">\n<h2 lang=\"zh\">\u73af\u5883</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATABASE</code><br/></span><span class=\"term\"><code class=\"envar\">PGHOST</code><br/></span><span class=\"term\"><code class=\"envar\">PGPORT</code><br/></span><span class=\"term\"><code class=\"envar\">PGUSER</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u8bca\u65ad\u6d88\u606f\u662f\u5426\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a <code class=\"literal\">always</code>\u3001<code class=\"literal\">auto</code>\u548c <code class=\"literal\">never</code>\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\">\u4e0e\u5927\u591a\u6570\u5176\u4ed6 <span class=\"productname\">PostgreSQL</span> \u5de5\u5177\u4e00\u6837\uff0c\u6b64\u5de5\u5177\u4e5f\u4f7f\u7528 <span class=\"application\">libpq</span> \u652f\u6301\u7684\u73af\u5883\u53d8\u91cf\uff08\u89c1<a class=\"xref\" href=\"/docs/18/libpq-envars.html\" title=\"32.15.\u00a0\u73af\u5883\u53d8\u91cf\">\u7b2c\u00a032.15\u00a0\u8282</a>\uff09\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.8\">\n<h2 lang=\"zh\">\u8bca\u65ad</h2>\n<p lang=\"zh\">\u5982\u679c\u9047\u5230\u95ee\u9898\uff0c\u8bf7\u53c2\u89c1<a class=\"xref\" href=\"/docs/18/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u548c<a class=\"xref\" href=\"/docs/18/app-psql.html\" title=\"psql\"><span class=\"refentrytitle\"><span class=\"application\">psql</span></span></a>\u4e2d\u5173\u4e8e\u6f5c\u5728\u95ee\u9898\u548c\u9519\u8bef\u6d88\u606f\u7684\u8ba8\u8bba\u3002\u6570\u636e\u5e93\u670d\u52a1\u5668\u5fc5\u987b\u5728\u76ee\u6807\u4e3b\u673a\u4e0a\u8fd0\u884c\u3002\u6b64\u5916\uff0c<span class=\"application\">libpq</span>\u524d\u7aef\u5e93\u6240\u4f7f\u7528\u7684\u4efb\u4f55\u9ed8\u8ba4\u8fde\u63a5\u8bbe\u7f6e\u548c\u73af\u5883\u53d8\u91cf\u90fd\u4f1a\u751f\u6548\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.9\">\n<h2 lang=\"zh\">\u793a\u4f8b</h2>\n<p lang=\"zh\">\u8981\u805a\u7c07\u6570\u636e\u5e93<code class=\"literal\">test</code>\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb test</code></strong>\n</pre>\n<p lang=\"zh\">\u5bf9\u540d\u4e3a xyzzy \u7684\u6570\u636e\u5e93\u4e2d\u7684\u5355\u4e2a\u8868 foo \u8fdb\u884c\u805a\u7c07\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb --table=foo xyzzy</code></strong>\n</pre>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.10\">\n<h2 lang=\"zh\">\u53e6\u89c1</h2><span class=\"simplelist\"><a class=\"xref\" href=\"https://pg.center/docs/18/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a></span>\n</div>\n</div></div>", "manual_path": "app-clusterdb.html", "localization": {"status": "complete", "sources": [{"url": "/docs/18/app-clusterdb.html", "method": "same-major semantic node", "sha256": "df9255ae0bc83175055531047264f88e46e4120161be4acf8a23d8852e2ffa8d", "language": "zh", "matched_nodes": ["#APP-CLUSTERDB/div[2]/p[1]", "#APP-CLUSTERDB/div[3]/h2[0]", "#APP-CLUSTERDB/div[4]/p[1]", "#APP-CLUSTERDB/div[4]/p[2]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[13]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[15]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[9]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[0]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[1]", "#APP-CLUSTERDB/div[5]/p[1]", "#APP-CLUSTERDB/div[5]/p[3]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[6]/h2[0]", "#APP-CLUSTERDB/div[6]/p[2]", "#APP-CLUSTERDB/div[7]/h2[0]", "#APP-CLUSTERDB/div[7]/p[1]", "#APP-CLUSTERDB/div[8]/h2[0]", "#APP-CLUSTERDB/div[8]/p[1]", "#APP-CLUSTERDB/div[9]/h2[0]"]}], "language": "zh", "original_text": {"/versions/18/description/0": "clusterdb \u2014 cluster a PostgreSQL database", "/versions/18/facts/0/label": "Documented executable", "/versions/18/facts/1/label": "Executable version", "/versions/18/facts/2/label": "Reference inventory", "/versions/18/facts/2/value": "Client applications", "/versions/18/facts/3/label": "Option definition groups", "/versions/18/tables/0/title": "Documented options", "/versions/18/tables/1/title": "Environment variables", "/versions/18/tables/0/rows/0/summary": "Cluster all databases.", "/versions/18/tables/0/rows/1/summary": "Echo the commands that clusterdb generates and sends to the server.", "/versions/18/tables/0/rows/2/summary": "Do not display progress messages.", "/versions/18/tables/0/rows/3/summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "/versions/18/tables/0/rows/4/summary": "Print detailed information during processing.", "/versions/18/tables/0/rows/5/summary": "Print the clusterdb version and exit.", "/versions/18/tables/0/rows/6/summary": "Show help about clusterdb command line arguments, and exit.", "/versions/18/tables/0/rows/7/summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "/versions/18/tables/0/rows/8/summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "/versions/18/tables/0/rows/9/summary": "User name to connect as.", "/versions/18/tables/0/columns/0/label": "Option and arguments", "/versions/18/tables/0/columns/1/label": "Description", "/versions/18/tables/0/rows/10/summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "/versions/18/tables/0/rows/11/summary": "Force clusterdb to prompt for a password before connecting to a database.", "/versions/18/tables/0/rows/12/summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "/versions/18/tables/1/columns/0/label": "Variable", "/versions/18/tables/1/columns/1/label": "Meaning", "/versions/18/tables/1/rows/0/description": "Default connection parameters", "/versions/18/tables/1/rows/1/description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "dc8afff4031315b6b1b7cfa780adc7c9afe9cc32fd074f37a00c5a6c0ff2ff78"}, "comparison_data": {"options": [{"names": ["-a", "--all"], "signature": "-a --all", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "signature": "-e --echo", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "signature": "-q --quiet", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "signature": "-t table --table= table", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "signature": "-v --verbose", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "signature": "-V --version", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "signature": "-? --help", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "signature": "-h host --host= host", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "signature": "-p port --port= port", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "signature": "-U username --username= username", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "signature": "-w --no-password", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "signature": "-W --password", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "signature": "--maintenance-db= dbname", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "synopsis": ["clusterdb [ connection-option ...] [ option ...] [ --table | -t table ] ... [ dbname | -a | --all ]"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "1ac63cae5967da57ef016df49244827660833b330f2542f9f5b51f63da766777", "manual_language": "zh"}, "19": {"facts": [{"label": "\u624b\u518c\u4e2d\u7684\u53ef\u6267\u884c\u7a0b\u5e8f", "value": "clusterdb"}, {"label": "\u7a0b\u5e8f\u7248\u672c", "value": "19beta4"}, {"label": "\u53c2\u8003\u6e05\u5355", "value": "\u5ba2\u6237\u7aef\u7a0b\u5e8f"}, {"label": "\u9009\u9879\u5b9a\u4e49\u7ec4", "value": "13"}], "tables": [{"key": "options", "rows": [{"summary": "\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002", "signature": {"url": "/docs/19/app-clusterdb.html", "text": "-a --all"}}, {"summary": "\u56de\u663e clusterdb \u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002", "signature": {"url": "/docs/19/app-clusterdb.html", "text": "-e --echo"}}, {"summary": "\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002", "signature": {"url": "/docs/19/app-clusterdb.html", "text": "-q --quiet"}}, {"summary": "\u4ec5\u5bf9 table \u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a -t \u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002", "signature": {"url": "/docs/19/app-clusterdb.html", "text": "-t table --table= table"}}, {"summary": "\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002", "signature": {"url": "/docs/19/app-clusterdb.html", "text": "-v --verbose"}}, {"summary": "\u6253\u5370 clusterdb \u7684\u7248\u672c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/19/app-clusterdb.html", "text": "-V --version"}}, {"summary": "\u663e\u793a\u6709\u5173 clusterdb \u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/19/app-clusterdb.html", "text": "-? --help"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002", "signature": {"url": "/docs/19/app-clusterdb.html", "text": "-h host --host= host"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002", "signature": {"url": "/docs/19/app-clusterdb.html", "text": "-p port --port= port"}}, {"summary": "\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002", "signature": {"url": "/docs/19/app-clusterdb.html", "text": "-U username --username= username"}}, {"summary": "\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 .pgpass \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002", "signature": {"url": "/docs/19/app-clusterdb.html", "text": "-w --no-password"}}, {"summary": "\u5f3a\u5236 clusterdb \u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002", "signature": {"url": "/docs/19/app-clusterdb.html", "text": "-W --password"}}, {"summary": "\u5f53\u4f7f\u7528 -a / --all \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528 postgres \u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528 template1 \u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a \u8fde\u63a5\u5b57\u7b26\u4e32 \u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002", "signature": {"url": "/docs/19/app-clusterdb.html", "text": "--maintenance-db= dbname"}}], "title": "\u624b\u518c\u4e2d\u7684\u9009\u9879", "columns": [{"key": "signature", "label": "\u9009\u9879\u4e0e\u53c2\u6570"}, {"key": "summary", "label": "\u8bf4\u660e"}]}, {"key": "environment", "rows": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570"}, {"name": "PG_COLOR", "description": "\u6307\u5b9a\u8bca\u65ad\u6d88\u606f\u662f\u5426\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a always \u3001 auto \u548c never \u3002"}], "title": "\u73af\u5883\u53d8\u91cf", "columns": [{"key": "name", "label": "\u53d8\u91cf"}, {"key": "description", "label": "\u542b\u4e49"}]}], "options": [{"names": ["-a", "--all"], "summary": "Cluster all databases.", "signature": "-a --all", "source_url": "/docs/19/app-clusterdb.html", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "summary": "Echo the commands that clusterdb generates and sends to the server.", "signature": "-e --echo", "source_url": "/docs/19/app-clusterdb.html", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "summary": "Do not display progress messages.", "signature": "-q --quiet", "source_url": "/docs/19/app-clusterdb.html", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "signature": "-t table --table= table", "source_url": "/docs/19/app-clusterdb.html", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "summary": "Print detailed information during processing.", "signature": "-v --verbose", "source_url": "/docs/19/app-clusterdb.html", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "summary": "Print the clusterdb version and exit.", "signature": "-V --version", "source_url": "/docs/19/app-clusterdb.html", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "summary": "Show help about clusterdb command line arguments, and exit.", "signature": "-? --help", "source_url": "/docs/19/app-clusterdb.html", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "signature": "-h host --host= host", "source_url": "/docs/19/app-clusterdb.html", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "signature": "-p port --port= port", "source_url": "/docs/19/app-clusterdb.html", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "summary": "User name to connect as.", "signature": "-U username --username= username", "source_url": "/docs/19/app-clusterdb.html", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "signature": "-w --no-password", "source_url": "/docs/19/app-clusterdb.html", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "summary": "Force clusterdb to prompt for a password before connecting to a database.", "signature": "-W --password", "source_url": "/docs/19/app-clusterdb.html", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "signature": "--maintenance-db= dbname", "source_url": "/docs/19/app-clusterdb.html", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v19beta4/postgresql-19beta4.tar.bz2", "label": "19beta4", "major": "19", "channel": "preview", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/19/postgresql-19-A4.pdf", "bytes": 16064841, "pages": 3052, "sha256": "4dd099e4125c591128fc5f3ebd02178dc24781f9e5ae629f96d67c4c8547427b", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/19/postgresql-19-US.pdf", "bytes": 15974616, "pages": 3225, "sha256": "61971fa857f0956d47341a0388fa6af9ae10acf691d4b2fc009007d384b0342b", "built_at": "2026-09-26"}}, "tree": "19", "index": "index.html", "major": "19", "pages": 1155, "release": "19beta4", "source_url": "https://ftp.postgresql.org/pub/source/v19beta4/postgresql-19beta4.tar.bz2", "svg_assets": 5, "source_mode": "en SGML built with pinned official archive", "source_sha256": "83157ee9c599d03b2f7a3d73ef3a56ec24e0e79cc2b3501a64d1364f56398c86"}, "revision": "1bbbbf4133d426f0e4304010688d2984c30fb67df0cc3a61b3e37eb3f6f37833", "evidence_kind": "English manual and source declarations", "source_sha256": "83157ee9c599d03b2f7a3d73ef3a56ec24e0e79cc2b3501a64d1364f56398c86"}, "sources": [{"url": "https://pg.center/docs/19/app-clusterdb.html", "file": "app-clusterdb.html", "label": "19beta4 English manual \u00b7 app-clusterdb.html", "anchor": "", "sha256": "53d2c7bb533ae4b008c9f86964653196588f8416f3fa2891688324c02d39858f", "language": "en", "original_url": "/docs/19/app-clusterdb.html"}, {"url": "https://pg.center/docs/19/reference-client.html", "file": "reference-client.html", "label": "Client applications inventory", "anchor": "", "sha256": "c827f460db781b39da305303c88e73729a419cd2b2b9dedb126d8ad5cbf02c95", "language": "en", "original_url": "/docs/19/reference-client.html"}], "sections": [], "synopsis": ["clusterdb [ connection-option ...] [ option ...] [ --table | -t table ] ... [ dbname | -a | --all ]"], "signature": "clusterdb [ connection-option ...] [ option ...] [ --table | -t table ] ... [ dbname | -a | --all ]", "description": ["clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a PostgreSQL \u6570\u636e\u5e93"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-CLUSTERDB\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">clusterdb</span></span></h2>\n<p lang=\"zh\">clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a<span class=\"productname\">PostgreSQL</span>\u6570\u636e\u5e93</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2 lang=\"zh\">\u5927\u7eb2</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.1\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [<em class=\"replaceable\"><code>option</code></em>...] [ <code class=\"option\">--table</code> | <code class=\"option\">-t</code> <em class=\"replaceable\"><code>table</code></em> ] ... [ <em class=\"replaceable\"><code>dbname</code></em> | <code class=\"option\">-a</code> | <code class=\"option\">--all</code> ]</p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.5\">\n<h2 lang=\"zh\">\u8bf4\u660e</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f\u4e00\u4e2a\u7528\u4e8e\u91cd\u65b0\u805a\u7c07<span class=\"productname\">PostgreSQL</span> \u6570\u636e\u5e93\u4e2d\u5404\u8868\u7684\u5de5\u5177\u3002\u5b83\u4f1a\u627e\u51fa\u6b64\u524d\u5df2\u7ecf\u805a\u7c07\u8fc7\u7684\u8868\uff0c\u5e76\u6309\u7167\u4e0a\u6b21\u4f7f\u7528\u7684\u540c\u4e00\u7d22\u5f15\u518d\u6b21\u5bf9\u5176\u8fdb\u884c\u805a\u7c07\u3002\u4ece\u672a\u805a\u7c07\u8fc7\u7684\u8868\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002</p>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f SQL \u547d\u4ee4<a class=\"xref\" href=\"/docs/19/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u7684\u4e00\u4e2a\u5305\u88c5\u5668\u3002\u4f7f\u7528\u8be5\u5de5\u5177\u805a\u7c07\u6570\u636e\u5e93\uff0c\u4e0e\u4f7f\u7528\u5176\u4ed6\u8bbf\u95ee\u670d\u52a1\u5668\u7684\u65b9\u6cd5\u805a\u7c07\u6570\u636e\u5e93\uff0c\u5e76\u6ca1\u6709\u5b9e\u8d28\u533a\u522b\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.6\">\n<h2 lang=\"zh\">\u9009\u9879</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u63a5\u53d7\u4e0b\u5217\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-a</code><br/></span><span class=\"term\"><code class=\"option\">--all</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">[<span class=\"optional\">-d</span>] <em class=\"replaceable\"><code>dbname</code></em></code><br/></span><span class=\"term\"><code class=\"option\">[<span class=\"optional\">--dbname=</span>]<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u672a\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u6307\u5b9a\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4ece\u73af\u5883\u53d8\u91cf <code class=\"envar\">PGDATABASE</code> \u8bfb\u53d6\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u8be5\u73af\u5883\u53d8\u91cf\u4e5f\u672a\u8bbe\u7f6e\uff0c\u5219\u4f7f\u7528\u4e3a\u8be5\u8fde\u63a5\u6307\u5b9a\u7684\u7528\u6237\u540d\u4f5c\u4e3a\u6570\u636e\u5e93\u540d\u3002<em class=\"replaceable\"><code>dbname</code></em>\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/19/libpq-connect.html#LIBPQ-CONNSTRING\" title=\"32.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-e</code><br/></span><span class=\"term\"><code class=\"option\">--echo</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u56de\u663e<span class=\"application\">clusterdb</span>\u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-q</code><br/></span><span class=\"term\"><code class=\"option\">--quiet</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-t <em class=\"replaceable\"><code>table</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--table=<em class=\"replaceable\"><code>table</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4ec5\u5bf9<em class=\"replaceable\"><code>table</code></em>\u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a<code class=\"option\">-t</code>\u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-v</code><br/></span><span class=\"term\"><code class=\"option\">--verbose</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-V</code><br/></span><span class=\"term\"><code class=\"option\">--version</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6253\u5370<span class=\"application\">clusterdb</span>\u7684\u7248\u672c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-?</code><br/></span><span class=\"term\"><code class=\"option\">--help</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u663e\u793a\u6709\u5173<span class=\"application\">clusterdb</span>\u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u8fd8\u63a5\u53d7\u4ee5\u4e0b\u7528\u4e8e\u8fde\u63a5\u53c2\u6570\u7684\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-h <em class=\"replaceable\"><code>host</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--host=<em class=\"replaceable\"><code>host</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-p <em class=\"replaceable\"><code>port</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--port=<em class=\"replaceable\"><code>port</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-U <em class=\"replaceable\"><code>username</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--username=<em class=\"replaceable\"><code>username</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-w</code><br/></span><span class=\"term\"><code class=\"option\">--no-password</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 <code class=\"filename\">.pgpass</code> \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-W</code><br/></span><span class=\"term\"><code class=\"option\">--password</code></span></dt>\n<dd>\n<p lang=\"zh\">\u5f3a\u5236<span class=\"application\">clusterdb</span>\u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002</p>\n<p lang=\"zh\">\u8fd9\u4e2a\u9009\u9879\u5e76\u975e\u5fc5\u4e0d\u53ef\u5c11\uff0c\u56e0\u4e3a\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u81ea\u52a8\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u4e0d\u8fc7\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u6d6a\u8d39\u4e00\u6b21\u8fde\u63a5\u5c1d\u8bd5\uff0c\u624d\u77e5\u9053\u670d\u52a1\u5668\u9700\u8981\u5bc6\u7801\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4e3a\u4e86\u907f\u514d\u8fd9\u6b21\u989d\u5916\u7684\u8fde\u63a5\u5c1d\u8bd5\uff0c\u63d0\u524d\u6307\u5b9a<code class=\"option\">-W</code>\u662f\u503c\u5f97\u7684\u3002</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">--maintenance-db=<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528<code class=\"literal\">postgres</code>\u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528<code class=\"literal\">template1</code>\u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/19/libpq-connect.html#LIBPQ-CONNSTRING\" title=\"32.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.7\">\n<h2 lang=\"zh\">\u73af\u5883</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATABASE</code><br/></span><span class=\"term\"><code class=\"envar\">PGHOST</code><br/></span><span class=\"term\"><code class=\"envar\">PGPORT</code><br/></span><span class=\"term\"><code class=\"envar\">PGUSER</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u8bca\u65ad\u6d88\u606f\u662f\u5426\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a <code class=\"literal\">always</code>\u3001<code class=\"literal\">auto</code>\u548c <code class=\"literal\">never</code>\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\">\u4e0e\u5927\u591a\u6570\u5176\u4ed6 <span class=\"productname\">PostgreSQL</span> \u5de5\u5177\u4e00\u6837\uff0c\u6b64\u5de5\u5177\u4e5f\u4f7f\u7528 <span class=\"application\">libpq</span> \u652f\u6301\u7684\u73af\u5883\u53d8\u91cf\uff08\u89c1<a class=\"xref\" href=\"/docs/19/libpq-envars.html\" title=\"32.15.\u00a0\u73af\u5883\u53d8\u91cf\">\u7b2c\u00a032.15\u00a0\u8282</a>\uff09\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.8\">\n<h2 lang=\"zh\">\u8bca\u65ad</h2>\n<p lang=\"zh\">\u5982\u679c\u9047\u5230\u95ee\u9898\uff0c\u8bf7\u53c2\u89c1<a class=\"xref\" href=\"/docs/19/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u548c<a class=\"xref\" href=\"/docs/19/app-psql.html\" title=\"psql\"><span class=\"refentrytitle\"><span class=\"application\">psql</span></span></a>\u4e2d\u5173\u4e8e\u6f5c\u5728\u95ee\u9898\u548c\u9519\u8bef\u6d88\u606f\u7684\u8ba8\u8bba\u3002\u6570\u636e\u5e93\u670d\u52a1\u5668\u5fc5\u987b\u5728\u76ee\u6807\u4e3b\u673a\u4e0a\u8fd0\u884c\u3002\u6b64\u5916\uff0c<span class=\"application\">libpq</span>\u524d\u7aef\u5e93\u6240\u4f7f\u7528\u7684\u4efb\u4f55\u9ed8\u8ba4\u8fde\u63a5\u8bbe\u7f6e\u548c\u73af\u5883\u53d8\u91cf\u90fd\u4f1a\u751f\u6548\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.9\">\n<h2 lang=\"zh\">\u793a\u4f8b</h2>\n<p lang=\"zh\">\u8981\u805a\u7c07\u6570\u636e\u5e93<code class=\"literal\">test</code>\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb test</code></strong>\n</pre>\n<p lang=\"zh\">\u5bf9\u540d\u4e3a xyzzy \u7684\u6570\u636e\u5e93\u4e2d\u7684\u5355\u4e2a\u8868 foo \u8fdb\u884c\u805a\u7c07\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb --table=foo xyzzy</code></strong>\n</pre>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.10\">\n<h2 lang=\"zh\">\u53e6\u89c1</h2><span class=\"simplelist\"><a class=\"xref\" href=\"https://pg.center/docs/19/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a></span>\n</div>\n</div></div>", "manual_path": "app-clusterdb.html", "localization": {"status": "complete", "sources": [{"url": "/docs/19/app-clusterdb.html", "method": "same-major semantic node", "sha256": "cc46229630ffa216b32f3da240427387b0383cadda6ea2fdd2a3f729eaaf3f46", "language": "zh", "matched_nodes": ["#APP-CLUSTERDB/div[2]/p[1]", "#APP-CLUSTERDB/div[3]/h2[0]", "#APP-CLUSTERDB/div[4]/p[1]", "#APP-CLUSTERDB/div[4]/p[2]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[13]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[15]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[9]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[0]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[1]", "#APP-CLUSTERDB/div[5]/p[1]", "#APP-CLUSTERDB/div[5]/p[3]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[6]/h2[0]", "#APP-CLUSTERDB/div[6]/p[2]", "#APP-CLUSTERDB/div[7]/h2[0]", "#APP-CLUSTERDB/div[7]/p[1]", "#APP-CLUSTERDB/div[8]/h2[0]", "#APP-CLUSTERDB/div[8]/p[1]", "#APP-CLUSTERDB/div[9]/h2[0]"]}], "language": "zh", "original_text": {"/versions/19/description/0": "clusterdb \u2014 cluster a PostgreSQL database", "/versions/19/facts/0/label": "Documented executable", "/versions/19/facts/1/label": "Executable version", "/versions/19/facts/2/label": "Reference inventory", "/versions/19/facts/2/value": "Client applications", "/versions/19/facts/3/label": "Option definition groups", "/versions/19/tables/0/title": "Documented options", "/versions/19/tables/1/title": "Environment variables", "/versions/19/tables/0/rows/0/summary": "Cluster all databases.", "/versions/19/tables/0/rows/1/summary": "Echo the commands that clusterdb generates and sends to the server.", "/versions/19/tables/0/rows/2/summary": "Do not display progress messages.", "/versions/19/tables/0/rows/3/summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "/versions/19/tables/0/rows/4/summary": "Print detailed information during processing.", "/versions/19/tables/0/rows/5/summary": "Print the clusterdb version and exit.", "/versions/19/tables/0/rows/6/summary": "Show help about clusterdb command line arguments, and exit.", "/versions/19/tables/0/rows/7/summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "/versions/19/tables/0/rows/8/summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "/versions/19/tables/0/rows/9/summary": "User name to connect as.", "/versions/19/tables/0/columns/0/label": "Option and arguments", "/versions/19/tables/0/columns/1/label": "Description", "/versions/19/tables/0/rows/10/summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "/versions/19/tables/0/rows/11/summary": "Force clusterdb to prompt for a password before connecting to a database.", "/versions/19/tables/0/rows/12/summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "/versions/19/tables/1/columns/0/label": "Variable", "/versions/19/tables/1/columns/1/label": "Meaning", "/versions/19/tables/1/rows/0/description": "Default connection parameters", "/versions/19/tables/1/rows/1/description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "186cfe6bf084579bcd65ba50c31fc3c273cc34f92fbb1ab06a10a080e1a49406"}, "comparison_data": {"options": [{"names": ["-a", "--all"], "signature": "-a --all", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "signature": "-e --echo", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "signature": "-q --quiet", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "signature": "-t table --table= table", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "signature": "-v --verbose", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "signature": "-V --version", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "signature": "-? --help", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "signature": "-h host --host= host", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "signature": "-p port --port= port", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "signature": "-U username --username= username", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "signature": "-w --no-password", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "signature": "-W --password", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "signature": "--maintenance-db= dbname", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "synopsis": ["clusterdb [ connection-option ...] [ option ...] [ --table | -t table ] ... [ dbname | -a | --all ]"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "1ac63cae5967da57ef016df49244827660833b330f2542f9f5b51f63da766777", "manual_language": "zh"}, "20": {"facts": [{"label": "\u624b\u518c\u4e2d\u7684\u53ef\u6267\u884c\u7a0b\u5e8f", "value": "clusterdb"}, {"label": "\u7a0b\u5e8f\u7248\u672c", "value": "20devel"}, {"label": "\u53c2\u8003\u6e05\u5355", "value": "\u5ba2\u6237\u7aef\u7a0b\u5e8f"}, {"label": "\u9009\u9879\u5b9a\u4e49\u7ec4", "value": "13"}], "tables": [{"key": "options", "rows": [{"summary": "\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002", "signature": {"url": "/docs/devel/app-clusterdb.html", "text": "-a --all"}}, {"summary": "\u56de\u663e clusterdb \u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002", "signature": {"url": "/docs/devel/app-clusterdb.html", "text": "-e --echo"}}, {"summary": "\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002", "signature": {"url": "/docs/devel/app-clusterdb.html", "text": "-q --quiet"}}, {"summary": "\u4ec5\u5bf9 table \u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a -t \u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002", "signature": {"url": "/docs/devel/app-clusterdb.html", "text": "-t table --table= table"}}, {"summary": "\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002", "signature": {"url": "/docs/devel/app-clusterdb.html", "text": "-v --verbose"}}, {"summary": "\u6253\u5370 clusterdb \u7684\u7248\u672c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/devel/app-clusterdb.html", "text": "-V --version"}}, {"summary": "\u663e\u793a\u6709\u5173 clusterdb \u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/devel/app-clusterdb.html", "text": "-? --help"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002", "signature": {"url": "/docs/devel/app-clusterdb.html", "text": "-h host --host= host"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002", "signature": {"url": "/docs/devel/app-clusterdb.html", "text": "-p port --port= port"}}, {"summary": "\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002", "signature": {"url": "/docs/devel/app-clusterdb.html", "text": "-U username --username= username"}}, {"summary": "\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 .pgpass \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002", "signature": {"url": "/docs/devel/app-clusterdb.html", "text": "-w --no-password"}}, {"summary": "\u5f3a\u5236 clusterdb \u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002", "signature": {"url": "/docs/devel/app-clusterdb.html", "text": "-W --password"}}, {"summary": "\u5f53\u4f7f\u7528 -a / --all \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528 postgres \u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528 template1 \u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a \u8fde\u63a5\u5b57\u7b26\u4e32 \u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002", "signature": {"url": "/docs/devel/app-clusterdb.html", "text": "--maintenance-db= dbname"}}], "title": "\u624b\u518c\u4e2d\u7684\u9009\u9879", "columns": [{"key": "signature", "label": "\u9009\u9879\u4e0e\u53c2\u6570"}, {"key": "summary", "label": "\u8bf4\u660e"}]}, {"key": "environment", "rows": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570"}, {"name": "PG_COLOR", "description": "\u6307\u5b9a\u8bca\u65ad\u6d88\u606f\u662f\u5426\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a always \u3001 auto \u548c never \u3002"}], "title": "\u73af\u5883\u53d8\u91cf", "columns": [{"key": "name", "label": "\u53d8\u91cf"}, {"key": "description", "label": "\u542b\u4e49"}]}], "options": [{"names": ["-a", "--all"], "summary": "Cluster all databases.", "signature": "-a --all", "source_url": "/docs/devel/app-clusterdb.html", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "summary": "Echo the commands that clusterdb generates and sends to the server.", "signature": "-e --echo", "source_url": "/docs/devel/app-clusterdb.html", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "summary": "Do not display progress messages.", "signature": "-q --quiet", "source_url": "/docs/devel/app-clusterdb.html", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "signature": "-t table --table= table", "source_url": "/docs/devel/app-clusterdb.html", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "summary": "Print detailed information during processing.", "signature": "-v --verbose", "source_url": "/docs/devel/app-clusterdb.html", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "summary": "Print the clusterdb version and exit.", "signature": "-V --version", "source_url": "/docs/devel/app-clusterdb.html", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "summary": "Show help about clusterdb command line arguments, and exit.", "signature": "-? --help", "source_url": "/docs/devel/app-clusterdb.html", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "signature": "-h host --host= host", "source_url": "/docs/devel/app-clusterdb.html", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "signature": "-p port --port= port", "source_url": "/docs/devel/app-clusterdb.html", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "summary": "User name to connect as.", "signature": "-U username --username= username", "source_url": "/docs/devel/app-clusterdb.html", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "signature": "-w --no-password", "source_url": "/docs/devel/app-clusterdb.html", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "summary": "Force clusterdb to prompt for a password before connecting to a database.", "signature": "-W --password", "source_url": "/docs/devel/app-clusterdb.html", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "signature": "--maintenance-db= dbname", "source_url": "/docs/devel/app-clusterdb.html", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/snapshot/dev/postgresql-snapshot.tar.bz2", "label": "20devel", "major": "20", "channel": "devel", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/20/postgresql-20-A4.pdf", "bytes": 16030631, "pages": 3052, "sha256": "bd5d82c0ce38fc18f92a0447818a91a193a261776bca1c37564bf9a683e177d0", "built_at": "2026-09-28"}, "US": {"url": "/files/documentation/pdf/20/postgresql-20-US.pdf", "bytes": 15936613, "pages": 3223, "sha256": "d97d9e0db479a02f4234b175f50fcad70c3661619afc8d6df9b9437882e3c299", "built_at": "2026-09-28"}}, "tree": "0", "index": "index.html", "major": "20", "pages": 1156, "release": "20devel", "source_url": "https://ftp.postgresql.org/pub/snapshot/dev/postgresql-snapshot.tar.bz2", "svg_assets": 6, "source_mode": "en SGML built with pinned official archive", "source_sha256": "4d3346909b201ac1648232cf290462a7070c119326f56196f1f0253ed80fae41", "source_snapshot_utc": "26-Sep-2026 20:22"}, "revision": "2eba5e0fd4c3bffb2803247b6cd537878e9d6ee5a6dfbe3c50ece8b421b80918", "evidence_kind": "English manual and source declarations", "source_sha256": "4d3346909b201ac1648232cf290462a7070c119326f56196f1f0253ed80fae41"}, "sources": [{"url": "https://pg.center/docs/devel/app-clusterdb.html", "file": "app-clusterdb.html", "label": "20devel English manual \u00b7 app-clusterdb.html", "anchor": "", "sha256": "db68419b7667cd0809dbb20434c3ec47ac3b6273f051ab0e050599504b94c65e", "language": "en", "original_url": "/docs/devel/app-clusterdb.html"}, {"url": "https://pg.center/docs/devel/reference-client.html", "file": "reference-client.html", "label": "Client applications inventory", "anchor": "", "sha256": "a6c7ba748fa1d9feac5bb7cde41d1d36a1f4c26d5963e07fb103d02918b2a8ca", "language": "en", "original_url": "/docs/devel/reference-client.html"}], "sections": [], "synopsis": ["clusterdb [ connection-option ...] [ option ...] [ --table | -t table ] ... [ dbname | -a | --all ]"], "signature": "clusterdb [ connection-option ...] [ option ...] [ --table | -t table ] ... [ dbname | -a | --all ]", "description": ["clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a PostgreSQL \u6570\u636e\u5e93"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-CLUSTERDB\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">clusterdb</span></span></h2>\n<p lang=\"zh\">clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a<span class=\"productname\">PostgreSQL</span>\u6570\u636e\u5e93</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2 lang=\"zh\">\u5927\u7eb2</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.1\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [<em class=\"replaceable\"><code>option</code></em>...] [ <code class=\"option\">--table</code> | <code class=\"option\">-t</code> <em class=\"replaceable\"><code>table</code></em> ] ... [ <em class=\"replaceable\"><code>dbname</code></em> | <code class=\"option\">-a</code> | <code class=\"option\">--all</code> ]</p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.5\">\n<h2 lang=\"zh\">\u8bf4\u660e</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f\u4e00\u4e2a\u7528\u4e8e\u91cd\u65b0\u805a\u7c07<span class=\"productname\">PostgreSQL</span> \u6570\u636e\u5e93\u4e2d\u5404\u8868\u7684\u5de5\u5177\u3002\u5b83\u4f1a\u627e\u51fa\u6b64\u524d\u5df2\u7ecf\u805a\u7c07\u8fc7\u7684\u8868\uff0c\u5e76\u6309\u7167\u4e0a\u6b21\u4f7f\u7528\u7684\u540c\u4e00\u7d22\u5f15\u518d\u6b21\u5bf9\u5176\u8fdb\u884c\u805a\u7c07\u3002\u4ece\u672a\u805a\u7c07\u8fc7\u7684\u8868\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002</p>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f SQL \u547d\u4ee4<a class=\"xref\" href=\"/docs/devel/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u7684\u4e00\u4e2a\u5305\u88c5\u5668\u3002\u4f7f\u7528\u8be5\u5de5\u5177\u805a\u7c07\u6570\u636e\u5e93\uff0c\u4e0e\u4f7f\u7528\u5176\u4ed6\u8bbf\u95ee\u670d\u52a1\u5668\u7684\u65b9\u6cd5\u805a\u7c07\u6570\u636e\u5e93\uff0c\u5e76\u6ca1\u6709\u5b9e\u8d28\u533a\u522b\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.6\">\n<h2 lang=\"zh\">\u9009\u9879</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u63a5\u53d7\u4e0b\u5217\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-a</code><br/></span><span class=\"term\"><code class=\"option\">--all</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">[<span class=\"optional\">-d</span>] <em class=\"replaceable\"><code>dbname</code></em></code><br/></span><span class=\"term\"><code class=\"option\">[<span class=\"optional\">--dbname=</span>]<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u672a\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u6307\u5b9a\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4ece\u73af\u5883\u53d8\u91cf <code class=\"envar\">PGDATABASE</code> \u8bfb\u53d6\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u8be5\u73af\u5883\u53d8\u91cf\u4e5f\u672a\u8bbe\u7f6e\uff0c\u5219\u4f7f\u7528\u4e3a\u8be5\u8fde\u63a5\u6307\u5b9a\u7684\u7528\u6237\u540d\u4f5c\u4e3a\u6570\u636e\u5e93\u540d\u3002<em class=\"replaceable\"><code>dbname</code></em>\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/devel/libpq-connect.html#LIBPQ-CONNSTRING\" title=\"32.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-e</code><br/></span><span class=\"term\"><code class=\"option\">--echo</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u56de\u663e<span class=\"application\">clusterdb</span>\u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-q</code><br/></span><span class=\"term\"><code class=\"option\">--quiet</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-t <em class=\"replaceable\"><code>table</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--table=<em class=\"replaceable\"><code>table</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4ec5\u5bf9<em class=\"replaceable\"><code>table</code></em>\u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a<code class=\"option\">-t</code>\u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-v</code><br/></span><span class=\"term\"><code class=\"option\">--verbose</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-V</code><br/></span><span class=\"term\"><code class=\"option\">--version</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6253\u5370<span class=\"application\">clusterdb</span>\u7684\u7248\u672c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-?</code><br/></span><span class=\"term\"><code class=\"option\">--help</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u663e\u793a\u6709\u5173<span class=\"application\">clusterdb</span>\u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u8fd8\u63a5\u53d7\u4ee5\u4e0b\u7528\u4e8e\u8fde\u63a5\u53c2\u6570\u7684\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-h <em class=\"replaceable\"><code>host</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--host=<em class=\"replaceable\"><code>host</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-p <em class=\"replaceable\"><code>port</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--port=<em class=\"replaceable\"><code>port</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-U <em class=\"replaceable\"><code>username</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--username=<em class=\"replaceable\"><code>username</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-w</code><br/></span><span class=\"term\"><code class=\"option\">--no-password</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 <code class=\"filename\">.pgpass</code> \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-W</code><br/></span><span class=\"term\"><code class=\"option\">--password</code></span></dt>\n<dd>\n<p lang=\"zh\">\u5f3a\u5236<span class=\"application\">clusterdb</span>\u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002</p>\n<p lang=\"zh\">\u8fd9\u4e2a\u9009\u9879\u5e76\u975e\u5fc5\u4e0d\u53ef\u5c11\uff0c\u56e0\u4e3a\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u81ea\u52a8\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u4e0d\u8fc7\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u6d6a\u8d39\u4e00\u6b21\u8fde\u63a5\u5c1d\u8bd5\uff0c\u624d\u77e5\u9053\u670d\u52a1\u5668\u9700\u8981\u5bc6\u7801\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4e3a\u4e86\u907f\u514d\u8fd9\u6b21\u989d\u5916\u7684\u8fde\u63a5\u5c1d\u8bd5\uff0c\u63d0\u524d\u6307\u5b9a<code class=\"option\">-W</code>\u662f\u503c\u5f97\u7684\u3002</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">--maintenance-db=<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528<code class=\"literal\">postgres</code>\u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528<code class=\"literal\">template1</code>\u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/devel/libpq-connect.html#LIBPQ-CONNSTRING\" title=\"32.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.7\">\n<h2 lang=\"zh\">\u73af\u5883</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATABASE</code><br/></span><span class=\"term\"><code class=\"envar\">PGHOST</code><br/></span><span class=\"term\"><code class=\"envar\">PGPORT</code><br/></span><span class=\"term\"><code class=\"envar\">PGUSER</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u8bca\u65ad\u6d88\u606f\u662f\u5426\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a <code class=\"literal\">always</code>\u3001<code class=\"literal\">auto</code>\u548c <code class=\"literal\">never</code>\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\">\u4e0e\u5927\u591a\u6570\u5176\u4ed6 <span class=\"productname\">PostgreSQL</span> \u5de5\u5177\u4e00\u6837\uff0c\u6b64\u5de5\u5177\u4e5f\u4f7f\u7528 <span class=\"application\">libpq</span> \u652f\u6301\u7684\u73af\u5883\u53d8\u91cf\uff08\u89c1<a class=\"xref\" href=\"/docs/devel/libpq-envars.html\" title=\"32.14.\u00a0\u73af\u5883\u53d8\u91cf\">\u7b2c\u00a032.14\u00a0\u8282</a>\uff09\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.8\">\n<h2 lang=\"zh\">\u8bca\u65ad</h2>\n<p lang=\"zh\">\u5982\u679c\u9047\u5230\u95ee\u9898\uff0c\u8bf7\u53c2\u89c1<a class=\"xref\" href=\"/docs/devel/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u548c<a class=\"xref\" href=\"/docs/devel/app-psql.html\" title=\"psql\"><span class=\"refentrytitle\"><span class=\"application\">psql</span></span></a>\u4e2d\u5173\u4e8e\u6f5c\u5728\u95ee\u9898\u548c\u9519\u8bef\u6d88\u606f\u7684\u8ba8\u8bba\u3002\u6570\u636e\u5e93\u670d\u52a1\u5668\u5fc5\u987b\u5728\u76ee\u6807\u4e3b\u673a\u4e0a\u8fd0\u884c\u3002\u6b64\u5916\uff0c<span class=\"application\">libpq</span>\u524d\u7aef\u5e93\u6240\u4f7f\u7528\u7684\u4efb\u4f55\u9ed8\u8ba4\u8fde\u63a5\u8bbe\u7f6e\u548c\u73af\u5883\u53d8\u91cf\u90fd\u4f1a\u751f\u6548\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.9\">\n<h2 lang=\"zh\">\u793a\u4f8b</h2>\n<p lang=\"zh\">\u8981\u805a\u7c07\u6570\u636e\u5e93<code class=\"literal\">test</code>\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb test</code></strong>\n</pre>\n<p lang=\"zh\">\u5bf9\u540d\u4e3a xyzzy \u7684\u6570\u636e\u5e93\u4e2d\u7684\u5355\u4e2a\u8868 foo \u8fdb\u884c\u805a\u7c07\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb --table=foo xyzzy</code></strong>\n</pre>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.10\">\n<h2 lang=\"zh\">\u53e6\u89c1</h2><span class=\"simplelist\"><a class=\"xref\" href=\"https://pg.center/docs/devel/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a></span>\n</div>\n</div></div>", "manual_path": "app-clusterdb.html", "localization": {"status": "complete", "sources": [{"url": "/docs/devel/app-clusterdb.html", "method": "same-major semantic node", "sha256": "cf94d9d1c6ed9dddfa3654874623de4f64a8d9fbaaf71c4d1420f3ac60d176c4", "language": "zh", "matched_nodes": ["#APP-CLUSTERDB/div[2]/p[1]", "#APP-CLUSTERDB/div[3]/h2[0]", "#APP-CLUSTERDB/div[4]/p[1]", "#APP-CLUSTERDB/div[4]/p[2]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[13]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[15]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[9]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[0]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[1]", "#APP-CLUSTERDB/div[5]/p[1]", "#APP-CLUSTERDB/div[5]/p[3]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[6]/h2[0]", "#APP-CLUSTERDB/div[6]/p[2]", "#APP-CLUSTERDB/div[7]/h2[0]", "#APP-CLUSTERDB/div[7]/p[1]", "#APP-CLUSTERDB/div[8]/h2[0]", "#APP-CLUSTERDB/div[8]/p[1]", "#APP-CLUSTERDB/div[9]/h2[0]"]}], "language": "zh", "original_text": {"/summary": "clusterdb \u2014 cluster a PostgreSQL database", "/category": "Client applications", "/versions/20/description/0": "clusterdb \u2014 cluster a PostgreSQL database", "/versions/20/facts/0/label": "Documented executable", "/versions/20/facts/1/label": "Executable version", "/versions/20/facts/2/label": "Reference inventory", "/versions/20/facts/2/value": "Client applications", "/versions/20/facts/3/label": "Option definition groups", "/versions/20/tables/0/title": "Documented options", "/versions/20/tables/1/title": "Environment variables", "/versions/20/tables/0/rows/0/summary": "Cluster all databases.", "/versions/20/tables/0/rows/1/summary": "Echo the commands that clusterdb generates and sends to the server.", "/versions/20/tables/0/rows/2/summary": "Do not display progress messages.", "/versions/20/tables/0/rows/3/summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "/versions/20/tables/0/rows/4/summary": "Print detailed information during processing.", "/versions/20/tables/0/rows/5/summary": "Print the clusterdb version and exit.", "/versions/20/tables/0/rows/6/summary": "Show help about clusterdb command line arguments, and exit.", "/versions/20/tables/0/rows/7/summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "/versions/20/tables/0/rows/8/summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "/versions/20/tables/0/rows/9/summary": "User name to connect as.", "/versions/20/tables/0/columns/0/label": "Option and arguments", "/versions/20/tables/0/columns/1/label": "Description", "/versions/20/tables/0/rows/10/summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "/versions/20/tables/0/rows/11/summary": "Force clusterdb to prompt for a password before connecting to a database.", "/versions/20/tables/0/rows/12/summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "/versions/20/tables/1/columns/0/label": "Variable", "/versions/20/tables/1/columns/1/label": "Meaning", "/versions/20/tables/1/rows/0/description": "Default connection parameters", "/versions/20/tables/1/rows/1/description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "16f9386eaaad219e10ee02a318a82abd4e44819ad148b88cdf8b4f60c7fff248"}, "comparison_data": {"options": [{"names": ["-a", "--all"], "signature": "-a --all", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "signature": "-e --echo", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "signature": "-q --quiet", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "signature": "-t table --table= table", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "signature": "-v --verbose", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "signature": "-V --version", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "signature": "-? --help", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "signature": "-h host --host= host", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "signature": "-p port --port= port", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "signature": "-U username --username= username", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "signature": "-w --no-password", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "signature": "-W --password", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "signature": "--maintenance-db= dbname", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "synopsis": ["clusterdb [ connection-option ...] [ option ...] [ --table | -t table ] ... [ dbname | -a | --all ]"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "1ac63cae5967da57ef016df49244827660833b330f2542f9f5b51f63da766777", "manual_language": "zh"}}}, "snapshot": {"facts": [{"label": "\u624b\u518c\u4e2d\u7684\u53ef\u6267\u884c\u7a0b\u5e8f", "value": "clusterdb"}, {"label": "\u7a0b\u5e8f\u7248\u672c", "value": "18.6"}, {"label": "\u53c2\u8003\u6e05\u5355", "value": "\u5ba2\u6237\u7aef\u7a0b\u5e8f"}, {"label": "\u9009\u9879\u5b9a\u4e49\u7ec4", "value": "13"}], "tables": [{"key": "options", "rows": [{"summary": "\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-a --all"}}, {"summary": "\u56de\u663e clusterdb \u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-e --echo"}}, {"summary": "\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-q --quiet"}}, {"summary": "\u4ec5\u5bf9 table \u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a -t \u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-t table --table= table"}}, {"summary": "\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-v --verbose"}}, {"summary": "\u6253\u5370 clusterdb \u7684\u7248\u672c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-V --version"}}, {"summary": "\u663e\u793a\u6709\u5173 clusterdb \u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-? --help"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-h host --host= host"}}, {"summary": "\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-p port --port= port"}}, {"summary": "\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-U username --username= username"}}, {"summary": "\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 .pgpass \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-w --no-password"}}, {"summary": "\u5f3a\u5236 clusterdb \u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "-W --password"}}, {"summary": "\u5f53\u4f7f\u7528 -a / --all \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528 postgres \u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528 template1 \u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a \u8fde\u63a5\u5b57\u7b26\u4e32 \u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002", "signature": {"url": "/docs/18/app-clusterdb.html", "text": "--maintenance-db= dbname"}}], "title": "\u624b\u518c\u4e2d\u7684\u9009\u9879", "columns": [{"key": "signature", "label": "\u9009\u9879\u4e0e\u53c2\u6570"}, {"key": "summary", "label": "\u8bf4\u660e"}]}, {"key": "environment", "rows": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570"}, {"name": "PG_COLOR", "description": "\u6307\u5b9a\u8bca\u65ad\u6d88\u606f\u662f\u5426\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a always \u3001 auto \u548c never \u3002"}], "title": "\u73af\u5883\u53d8\u91cf", "columns": [{"key": "name", "label": "\u53d8\u91cf"}, {"key": "description", "label": "\u542b\u4e49"}]}], "options": [{"names": ["-a", "--all"], "summary": "Cluster all databases.", "signature": "-a --all", "source_url": "/docs/18/app-clusterdb.html", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "summary": "Echo the commands that clusterdb generates and sends to the server.", "signature": "-e --echo", "source_url": "/docs/18/app-clusterdb.html", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "summary": "Do not display progress messages.", "signature": "-q --quiet", "source_url": "/docs/18/app-clusterdb.html", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "signature": "-t table --table= table", "source_url": "/docs/18/app-clusterdb.html", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "summary": "Print detailed information during processing.", "signature": "-v --verbose", "source_url": "/docs/18/app-clusterdb.html", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "summary": "Print the clusterdb version and exit.", "signature": "-V --version", "source_url": "/docs/18/app-clusterdb.html", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "summary": "Show help about clusterdb command line arguments, and exit.", "signature": "-? --help", "source_url": "/docs/18/app-clusterdb.html", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "signature": "-h host --host= host", "source_url": "/docs/18/app-clusterdb.html", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "signature": "-p port --port= port", "source_url": "/docs/18/app-clusterdb.html", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "summary": "User name to connect as.", "signature": "-U username --username= username", "source_url": "/docs/18/app-clusterdb.html", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "signature": "-w --no-password", "source_url": "/docs/18/app-clusterdb.html", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "summary": "Force clusterdb to prompt for a password before connecting to a database.", "signature": "-W --password", "source_url": "/docs/18/app-clusterdb.html", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "signature": "--maintenance-db= dbname", "source_url": "/docs/18/app-clusterdb.html", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "related": [], "release": {"ref": "https://ftp.postgresql.org/pub/source/v18.6/postgresql-18.6.tar.bz2", "label": "18.6", "major": "18", "channel": "stable", "manifest": {"pdf": {"A4": {"url": "/files/documentation/pdf/18/postgresql-18-A4.pdf", "bytes": 15865106, "pages": 3154, "sha256": "19512c405da53f9f7fcf0abba359223aa65f021be025bf3411381918f92e3190", "built_at": "2026-09-26"}, "US": {"url": "/files/documentation/pdf/18/postgresql-18-US.pdf", "bytes": 15748059, "pages": 3328, "sha256": "facbe6c229e598b872d3d98bef53308f46e06746006fa4590de9a7de9dd46319", "built_at": "2026-09-26"}}, "tree": "18", "index": "index.html", "major": "18", "pages": 1148, "release": "18.6", "source_url": "https://ftp.postgresql.org/pub/source/v18.6/postgresql-18.6.tar.bz2", "svg_assets": 3, "source_mode": "en SGML built with pinned official archive", "source_sha256": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "revision": "ee8d1a3612338fd9adf250730cb640fcc5233b5491337cc00a316a44e3a0b9f8", "evidence_kind": "English manual and source declarations", "source_sha256": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "sources": [{"url": "https://pg.center/docs/18/app-clusterdb.html", "file": "app-clusterdb.html", "label": "18.6 English manual \u00b7 app-clusterdb.html", "anchor": "", "sha256": "07bd0d9cc9625e2d54dc33cf8ea00da94bb254c9011172c4bdda05183f6f6618", "language": "en", "original_url": "/docs/18/app-clusterdb.html"}, {"url": "https://pg.center/docs/18/reference-client.html", "file": "reference-client.html", "label": "Client applications inventory", "anchor": "", "sha256": "68f726af77272fe73a827be2b7b5958d0f2239a6f8ed44264e9d42496bfa4fd0", "language": "en", "original_url": "/docs/18/reference-client.html"}], "sections": [], "synopsis": ["clusterdb [ connection-option ...] [ option ...] [ --table | -t table ] ... [ dbname | -a | --all ]"], "signature": "clusterdb [ connection-option ...] [ option ...] [ --table | -t table ] ... [ dbname | -a | --all ]", "description": ["clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a PostgreSQL \u6570\u636e\u5e93"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}], "manual_html": "<div><div class=\"refentry\" id=\"APP-CLUSTERDB\">\n<div class=\"titlepage\"></div>\n<div class=\"refnamediv\">\n<h2><span class=\"refentrytitle\"><span class=\"application\">clusterdb</span></span></h2>\n<p lang=\"zh\">clusterdb \u2014 \u805a\u7c07\u4e00\u4e2a<span class=\"productname\">PostgreSQL</span>\u6570\u636e\u5e93</p>\n</div>\n<div class=\"refsynopsisdiv\">\n<h2 lang=\"zh\">\u5927\u7eb2</h2>\n<div class=\"cmdsynopsis\">\n<p id=\"id-1.9.4.3.4.1\"><code class=\"command\">clusterdb</code> [<em class=\"replaceable\"><code>connection-option</code></em>...] [<em class=\"replaceable\"><code>option</code></em>...] [ <code class=\"option\">--table</code> | <code class=\"option\">-t</code> <em class=\"replaceable\"><code>table</code></em> ] ... [ <em class=\"replaceable\"><code>dbname</code></em> | <code class=\"option\">-a</code> | <code class=\"option\">--all</code> ]</p>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.5\">\n<h2 lang=\"zh\">\u8bf4\u660e</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f\u4e00\u4e2a\u7528\u4e8e\u91cd\u65b0\u805a\u7c07<span class=\"productname\">PostgreSQL</span> \u6570\u636e\u5e93\u4e2d\u5404\u8868\u7684\u5de5\u5177\u3002\u5b83\u4f1a\u627e\u51fa\u6b64\u524d\u5df2\u7ecf\u805a\u7c07\u8fc7\u7684\u8868\uff0c\u5e76\u6309\u7167\u4e0a\u6b21\u4f7f\u7528\u7684\u540c\u4e00\u7d22\u5f15\u518d\u6b21\u5bf9\u5176\u8fdb\u884c\u805a\u7c07\u3002\u4ece\u672a\u805a\u7c07\u8fc7\u7684\u8868\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002</p>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u662f SQL \u547d\u4ee4<a class=\"xref\" href=\"/docs/18/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u7684\u4e00\u4e2a\u5305\u88c5\u5668\u3002\u4f7f\u7528\u8be5\u5de5\u5177\u805a\u7c07\u6570\u636e\u5e93\uff0c\u4e0e\u4f7f\u7528\u5176\u4ed6\u8bbf\u95ee\u670d\u52a1\u5668\u7684\u65b9\u6cd5\u805a\u7c07\u6570\u636e\u5e93\uff0c\u5e76\u6ca1\u6709\u5b9e\u8d28\u533a\u522b\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.6\">\n<h2 lang=\"zh\">\u9009\u9879</h2>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u63a5\u53d7\u4e0b\u5217\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-a</code><br/></span><span class=\"term\"><code class=\"option\">--all</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u805a\u7c07\u6240\u6709\u6570\u636e\u5e93\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">[<span class=\"optional\">-d</span>] <em class=\"replaceable\"><code>dbname</code></em></code><br/></span><span class=\"term\"><code class=\"option\">[<span class=\"optional\">--dbname=</span>]<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u672a\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u6307\u5b9a\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4ece\u73af\u5883\u53d8\u91cf <code class=\"envar\">PGDATABASE</code> \u8bfb\u53d6\u6570\u636e\u5e93\u540d\u3002\u5982\u679c\u8be5\u73af\u5883\u53d8\u91cf\u4e5f\u672a\u8bbe\u7f6e\uff0c\u5219\u4f7f\u7528\u4e3a\u8be5\u8fde\u63a5\u6307\u5b9a\u7684\u7528\u6237\u540d\u4f5c\u4e3a\u6570\u636e\u5e93\u540d\u3002<em class=\"replaceable\"><code>dbname</code></em>\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/18/libpq-connect.html#LIBPQ-CONNSTRING\" title=\"32.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-e</code><br/></span><span class=\"term\"><code class=\"option\">--echo</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u56de\u663e<span class=\"application\">clusterdb</span>\u751f\u6210\u5e76\u53d1\u9001\u5230\u670d\u52a1\u5668\u7684\u547d\u4ee4\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-q</code><br/></span><span class=\"term\"><code class=\"option\">--quiet</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4e0d\u663e\u793a\u8fdb\u5ea6\u6d88\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-t <em class=\"replaceable\"><code>table</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--table=<em class=\"replaceable\"><code>table</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u4ec5\u5bf9<em class=\"replaceable\"><code>table</code></em>\u6267\u884c\u805a\u7c07\u3002\u53ef\u4ee5\u901a\u8fc7\u591a\u6b21\u6307\u5b9a<code class=\"option\">-t</code>\u9009\u9879\u6765\u805a\u7c07\u591a\u4e2a\u8868\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-v</code><br/></span><span class=\"term\"><code class=\"option\">--verbose</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u8f93\u51fa\u8be6\u7ec6\u4fe1\u606f\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-V</code><br/></span><span class=\"term\"><code class=\"option\">--version</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6253\u5370<span class=\"application\">clusterdb</span>\u7684\u7248\u672c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-?</code><br/></span><span class=\"term\"><code class=\"option\">--help</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u663e\u793a\u6709\u5173<span class=\"application\">clusterdb</span>\u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u5e76\u9000\u51fa\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\"><span class=\"application\">clusterdb</span>\u8fd8\u63a5\u53d7\u4ee5\u4e0b\u7528\u4e8e\u8fde\u63a5\u53c2\u6570\u7684\u547d\u4ee4\u884c\u53c2\u6570\uff1a</p>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"option\">-h <em class=\"replaceable\"><code>host</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--host=<em class=\"replaceable\"><code>host</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684\u4e3b\u673a\u540d\u3002\u5982\u679c\u8be5\u503c\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u5219\u5b83\u4f1a\u88ab\u7528\u4f5c Unix \u57df\u5957\u63a5\u5b57\u76ee\u5f55\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-p <em class=\"replaceable\"><code>port</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--port=<em class=\"replaceable\"><code>port</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u670d\u52a1\u5668\u76d1\u542c\u8fde\u63a5\u6240\u7528\u7684 TCP \u7aef\u53e3\uff0c\u6216\u672c\u5730 Unix \u57df\u5957\u63a5\u5b57\u6587\u4ef6\u6269\u5c55\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-U <em class=\"replaceable\"><code>username</code></em></code><br/></span><span class=\"term\"><code class=\"option\">--username=<em class=\"replaceable\"><code>username</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u8fde\u63a5\u65f6\u4f7f\u7528\u7684\u7528\u6237\u540d\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-w</code><br/></span><span class=\"term\"><code class=\"option\">--no-password</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u7edd\u4e0d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c\u800c\u53c8\u65e0\u6cd5\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u83b7\u5f97\u5bc6\u7801\uff0c\u4f8b\u5982 <code class=\"filename\">.pgpass</code> \u6587\u4ef6\uff0c\u5219\u8fde\u63a5\u5c1d\u8bd5\u5c06\u5931\u8d25\u3002\u6b64\u9009\u9879\u53ef\u7528\u4e8e\u65e0\u4eba\u8f93\u5165\u5bc6\u7801\u7684\u6279\u5904\u7406\u4f5c\u4e1a\u548c\u811a\u672c\u3002</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">-W</code><br/></span><span class=\"term\"><code class=\"option\">--password</code></span></dt>\n<dd>\n<p lang=\"zh\">\u5f3a\u5236<span class=\"application\">clusterdb</span>\u5728\u8fde\u63a5\u5230\u6570\u636e\u5e93\u4e4b\u524d\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002</p>\n<p lang=\"zh\">\u8fd9\u4e2a\u9009\u9879\u5e76\u975e\u5fc5\u4e0d\u53ef\u5c11\uff0c\u56e0\u4e3a\u5982\u679c\u670d\u52a1\u5668\u8981\u6c42\u5bc6\u7801\u8ba4\u8bc1\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u81ea\u52a8\u63d0\u793a\u8f93\u5165\u5bc6\u7801\u3002\u4e0d\u8fc7\uff0c<span class=\"application\">clusterdb</span>\u4f1a\u6d6a\u8d39\u4e00\u6b21\u8fde\u63a5\u5c1d\u8bd5\uff0c\u624d\u77e5\u9053\u670d\u52a1\u5668\u9700\u8981\u5bc6\u7801\u3002\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4e3a\u4e86\u907f\u514d\u8fd9\u6b21\u989d\u5916\u7684\u8fde\u63a5\u5c1d\u8bd5\uff0c\u63d0\u524d\u6307\u5b9a<code class=\"option\">-W</code>\u662f\u503c\u5f97\u7684\u3002</p>\n</dd>\n<dt><span class=\"term\"><code class=\"option\">--maintenance-db=<em class=\"replaceable\"><code>dbname</code></em></code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u5f53\u4f7f\u7528 <code class=\"option\">-a</code>/<code class=\"option\">--all</code> \u65f6\uff0c\u8fde\u63a5\u5230\u8be5\u6570\u636e\u5e93\u4ee5\u6536\u96c6\u8981\u805a\u7c07\u7684\u6570\u636e\u5e93\u5217\u8868\u3002\u5982\u679c\u672a\u6307\u5b9a\uff0c\u5219\u4f7f\u7528<code class=\"literal\">postgres</code>\u6570\u636e\u5e93\uff1b\u5982\u679c\u5b83\u4e0d\u5b58\u5728\uff0c\u5219\u4f7f\u7528<code class=\"literal\">template1</code>\u3002\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a<a class=\"link\" href=\"/docs/18/libpq-connect.html#LIBPQ-CONNSTRING\" title=\"32.1.1.\u00a0\u8fde\u63a5\u5b57\u7b26\u4e32\">\u8fde\u63a5\u5b57\u7b26\u4e32</a>\u3002\u5982\u679c\u662f\u8fd9\u6837\uff0c\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u5c06\u8986\u76d6\u4efb\u4f55\u51b2\u7a81\u7684\u547d\u4ee4\u884c\u9009\u9879\u3002\u6b64\u5916\uff0c\u5728\u8fde\u63a5\u5176\u4ed6\u6570\u636e\u5e93\u65f6\uff0c\u9664\u6570\u636e\u5e93\u540d\u672c\u8eab\u5916\u7684\u8fde\u63a5\u5b57\u7b26\u4e32\u53c2\u6570\u4e5f\u4f1a\u88ab\u91cd\u7528\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.7\">\n<h2 lang=\"zh\">\u73af\u5883</h2>\n<div class=\"variablelist\">\n<dl class=\"variablelist\">\n<dt><span class=\"term\"><code class=\"envar\">PGDATABASE</code><br/></span><span class=\"term\"><code class=\"envar\">PGHOST</code><br/></span><span class=\"term\"><code class=\"envar\">PGPORT</code><br/></span><span class=\"term\"><code class=\"envar\">PGUSER</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u9ed8\u8ba4\u8fde\u63a5\u53c2\u6570</p>\n</p>\n</dd>\n<dt><span class=\"term\"><code class=\"envar\">PG_COLOR</code></span></dt>\n<dd>\n<p lang=\"zh\">\n<p>\u6307\u5b9a\u8bca\u65ad\u6d88\u606f\u662f\u5426\u4f7f\u7528\u989c\u8272\u3002\u53ef\u9009\u503c\u4e3a <code class=\"literal\">always</code>\u3001<code class=\"literal\">auto</code>\u548c <code class=\"literal\">never</code>\u3002</p>\n</p>\n</dd>\n</dl>\n</div>\n<p lang=\"zh\">\u4e0e\u5927\u591a\u6570\u5176\u4ed6 <span class=\"productname\">PostgreSQL</span> \u5de5\u5177\u4e00\u6837\uff0c\u6b64\u5de5\u5177\u4e5f\u4f7f\u7528 <span class=\"application\">libpq</span> \u652f\u6301\u7684\u73af\u5883\u53d8\u91cf\uff08\u89c1<a class=\"xref\" href=\"/docs/18/libpq-envars.html\" title=\"32.15.\u00a0\u73af\u5883\u53d8\u91cf\">\u7b2c\u00a032.15\u00a0\u8282</a>\uff09\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.8\">\n<h2 lang=\"zh\">\u8bca\u65ad</h2>\n<p lang=\"zh\">\u5982\u679c\u9047\u5230\u95ee\u9898\uff0c\u8bf7\u53c2\u89c1<a class=\"xref\" href=\"/docs/18/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a>\u548c<a class=\"xref\" href=\"/docs/18/app-psql.html\" title=\"psql\"><span class=\"refentrytitle\"><span class=\"application\">psql</span></span></a>\u4e2d\u5173\u4e8e\u6f5c\u5728\u95ee\u9898\u548c\u9519\u8bef\u6d88\u606f\u7684\u8ba8\u8bba\u3002\u6570\u636e\u5e93\u670d\u52a1\u5668\u5fc5\u987b\u5728\u76ee\u6807\u4e3b\u673a\u4e0a\u8fd0\u884c\u3002\u6b64\u5916\uff0c<span class=\"application\">libpq</span>\u524d\u7aef\u5e93\u6240\u4f7f\u7528\u7684\u4efb\u4f55\u9ed8\u8ba4\u8fde\u63a5\u8bbe\u7f6e\u548c\u73af\u5883\u53d8\u91cf\u90fd\u4f1a\u751f\u6548\u3002</p>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.9\">\n<h2 lang=\"zh\">\u793a\u4f8b</h2>\n<p lang=\"zh\">\u8981\u805a\u7c07\u6570\u636e\u5e93<code class=\"literal\">test</code>\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb test</code></strong>\n</pre>\n<p lang=\"zh\">\u5bf9\u540d\u4e3a xyzzy \u7684\u6570\u636e\u5e93\u4e2d\u7684\u5355\u4e2a\u8868 foo \u8fdb\u884c\u805a\u7c07\uff1a</p>\n<pre class=\"screen\"><code class=\"prompt\">$ </code><strong class=\"userinput\"><code>clusterdb --table=foo xyzzy</code></strong>\n</pre>\n</div>\n<div class=\"refsect1\" id=\"id-1.9.4.3.10\">\n<h2 lang=\"zh\">\u53e6\u89c1</h2><span class=\"simplelist\"><a class=\"xref\" href=\"https://pg.center/docs/18/sql-cluster.html\" title=\"CLUSTER\"><span class=\"refentrytitle\">CLUSTER</span></a></span>\n</div>\n</div></div>", "manual_path": "app-clusterdb.html", "localization": {"status": "complete", "sources": [{"url": "/docs/18/app-clusterdb.html", "method": "same-major semantic node", "sha256": "df9255ae0bc83175055531047264f88e46e4120161be4acf8a23d8852e2ffa8d", "language": "zh", "matched_nodes": ["#APP-CLUSTERDB/div[2]/p[1]", "#APP-CLUSTERDB/div[3]/h2[0]", "#APP-CLUSTERDB/div[4]/p[1]", "#APP-CLUSTERDB/div[4]/p[2]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[13]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[15]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[2]/dl[0]/dd[9]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[11]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[5]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[7]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[0]", "#APP-CLUSTERDB/div[5]/div[4]/dl[0]/dd[9]/p[1]", "#APP-CLUSTERDB/div[5]/p[1]", "#APP-CLUSTERDB/div[5]/p[3]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[1]", "#APP-CLUSTERDB/div[6]/div[1]/dl[0]/dd[3]", "#APP-CLUSTERDB/div[6]/h2[0]", "#APP-CLUSTERDB/div[6]/p[2]", "#APP-CLUSTERDB/div[7]/h2[0]", "#APP-CLUSTERDB/div[7]/p[1]", "#APP-CLUSTERDB/div[8]/h2[0]", "#APP-CLUSTERDB/div[8]/p[1]", "#APP-CLUSTERDB/div[9]/h2[0]"]}], "language": "zh", "original_text": {"/versions/18/description/0": "clusterdb \u2014 cluster a PostgreSQL database", "/versions/18/facts/0/label": "Documented executable", "/versions/18/facts/1/label": "Executable version", "/versions/18/facts/2/label": "Reference inventory", "/versions/18/facts/2/value": "Client applications", "/versions/18/facts/3/label": "Option definition groups", "/versions/18/tables/0/title": "Documented options", "/versions/18/tables/1/title": "Environment variables", "/versions/18/tables/0/rows/0/summary": "Cluster all databases.", "/versions/18/tables/0/rows/1/summary": "Echo the commands that clusterdb generates and sends to the server.", "/versions/18/tables/0/rows/2/summary": "Do not display progress messages.", "/versions/18/tables/0/rows/3/summary": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches.", "/versions/18/tables/0/rows/4/summary": "Print detailed information during processing.", "/versions/18/tables/0/rows/5/summary": "Print the clusterdb version and exit.", "/versions/18/tables/0/rows/6/summary": "Show help about clusterdb command line arguments, and exit.", "/versions/18/tables/0/rows/7/summary": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket.", "/versions/18/tables/0/rows/8/summary": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections.", "/versions/18/tables/0/rows/9/summary": "User name to connect as.", "/versions/18/tables/0/columns/0/label": "Option and arguments", "/versions/18/tables/0/columns/1/label": "Description", "/versions/18/tables/0/rows/10/summary": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password.", "/versions/18/tables/0/rows/11/summary": "Force clusterdb to prompt for a password before connecting to a database.", "/versions/18/tables/0/rows/12/summary": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases.", "/versions/18/tables/1/columns/0/label": "Variable", "/versions/18/tables/1/columns/1/label": "Meaning", "/versions/18/tables/1/rows/0/description": "Default connection parameters", "/versions/18/tables/1/rows/1/description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "dc8afff4031315b6b1b7cfa780adc7c9afe9cc32fd074f37a00c5a6c0ff2ff78"}, "comparison_data": {"options": [{"names": ["-a", "--all"], "signature": "-a --all", "description": "Cluster all databases."}, {"names": ["-e", "--echo"], "signature": "-e --echo", "description": "Echo the commands that clusterdb generates and sends to the server."}, {"names": ["-q", "--quiet"], "signature": "-q --quiet", "description": "Do not display progress messages."}, {"names": ["-t table", "--table= table"], "signature": "-t table --table= table", "description": "Cluster table only. Multiple tables can be clustered by writing multiple -t switches."}, {"names": ["-v", "--verbose"], "signature": "-v --verbose", "description": "Print detailed information during processing."}, {"names": ["-V", "--version"], "signature": "-V --version", "description": "Print the clusterdb version and exit."}, {"names": ["-?", "--help"], "signature": "-? --help", "description": "Show help about clusterdb command line arguments, and exit."}, {"names": ["-h host", "--host= host"], "signature": "-h host --host= host", "description": "Specifies the host name of the machine on which the server is running. If the value begins with a slash, it is used as the directory for the Unix domain socket."}, {"names": ["-p port", "--port= port"], "signature": "-p port --port= port", "description": "Specifies the TCP port or local Unix domain socket file extension on which the server is listening for connections."}, {"names": ["-U username", "--username= username"], "signature": "-U username --username= username", "description": "User name to connect as."}, {"names": ["-w", "--no-password"], "signature": "-w --no-password", "description": "Never issue a password prompt. If the server requires password authentication and a password is not available by other means such as a .pgpass file, the connection attempt will fail. This option can be useful in batch jobs and scripts where no user is present to enter a password."}, {"names": ["-W", "--password"], "signature": "-W --password", "description": "Force clusterdb to prompt for a password before connecting to a database. This option is never essential, since clusterdb will automatically prompt for a password if the server demands password authentication. However, clusterdb will waste a connection attempt finding out that the server wants a password. In some cases it is worth typing -W to avoid the extra connection attempt."}, {"names": ["--maintenance-db= dbname"], "signature": "--maintenance-db= dbname", "description": "When the -a / --all is used, connect to this database to gather the list of databases to cluster. If not specified, the postgres database will be used, or if that does not exist, template1 will be used. This can be a connection string . If so, connection string parameters will override any conflicting command line options. Also, connection string parameters other than the database name itself will be re-used when connecting to other databases."}], "synopsis": ["clusterdb [ connection-option ...] [ option ...] [ --table | -t table ] ... [ dbname | -a | --all ]"], "environment": [{"name": "PGDATABASE PGHOST PGPORT PGUSER", "description": "Default connection parameters"}, {"name": "PG_COLOR", "description": "Specifies whether to use color in diagnostic messages. Possible values are always , auto and never ."}]}, "comparison_hash": "1ac63cae5967da57ef016df49244827660833b330f2542f9f5b51f63da766777", "manual_language": "zh"}, "comparison": {"left": "17", "right": "18", "status": "unchanged", "diff": ""}}