{"kind": "psql", "major": "18", "item": {"slug": "cmd-73-65-74", "name": "\\set", "name_zh": "", "category": "\u811a\u672c\u4e0e\u5e2e\u52a9", "summary": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "aliases": ["\\set"], "content_hash": "258b312d0d3faabe63081ea430de580b9e485db1e2ff57cf2e3b8aec674e5763", "versions": {"10": {"facts": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 10.23"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "tables": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=10", "text": "\\set"}, "modifiers": 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{"key": "cmd-73-65-74", "locale": "zh-Hans", "version": "10", "text_hash": "b8144a0a474b33a61b2b1a3080a2929d4cbb4f3a3551746a570c82033d49547d", "collection": "psql", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "f9301feba91e2e2566038a36b8cee0e4402db68989538f88670fddd20b1f78ea"}, "payload": {"facts": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 10.23"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "tables": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=10", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-identity", "manual": {"url": "/zh/docs/10/app-psql.html#APP-PSQL-META-COMMANDS", "anchor": "APP-PSQL-META-COMMANDS", "locale": "zh-Hans", "version": "10", "build_id": 63, "page_key": "app-psql.html", "extraction": "exact-definition", "source_hash": "d8122755e2eb3b6ec41a78b0f6218b4c63e0caac5190724266155c8abf3676f5", "fragment_sha256": "fa4478e61f964a09cc4b2d6d1e662a764d9a11e61f116afc3a378b6a1356c721", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:62997ea80516ad012fbf6359de33f3b016b54c47e2df76e75606116b4baaf8e5", "translated_from_revision": null}, "body_sha256": "26352e729d271b5ae798c101261e60676a604345fa1af85e40b264b0926f5a6b", "runtime_rerun": false, "authored_translation": "source-derived-identity", "source_facts_revision": "f9301feba91e2e2566038a36b8cee0e4402db68989538f88670fddd20b1f78ea"}, "sections": [], "description_zh": "\u5c06 psql \u53d8\u91cf name \u8bbe\u7f6e\u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002 \\set \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 psql \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002 \u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684 \u53d8\u91cf \u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002", "description_zh_html": "<p>psql \u547d\u4ee4 \\set [ name [ value [ ... ] ] ]\u3002</p><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><dd><p>\u5c06 <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u8bbe\u7f6e\u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002</p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/zh/docs/10/app-psql.html#APP-PSQL-VARIABLES\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002</p><p>\u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684<a class=\"xref\" href=\"/zh/docs/10/app-psql.html#APP-PSQL-VARIABLES\">\u53d8\u91cf</a>\u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002</p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"xref\" href=\"/zh/docs/10/sql-set.html\"><span class=\"refentrytitle\">SET</span></a> \u65e0\u5173\u3002\n        </p></div></dd><p><a href=\"/zh/docs/10/app-psql.html#APP-PSQL-META-COMMANDS\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u5c06 psql \u53d8\u91cf name \u8bbe\u7f6e\u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002 \\set \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 psql \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002 \u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684 \u53d8\u91cf \u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002", "version": "10", "link_map": {"/zh/docs/10/sql-set.html": "/docs/10/sql-set.html", "/zh/docs/10/app-psql.html#APP-PSQL-VARIABLES": "/docs/10/app-psql.html#APP-PSQL-VARIABLES", "/zh/docs/10/app-psql.html#APP-PSQL-META-COMMANDS": "/docs/10/app-psql.html#APP-PSQL-META-COMMANDS"}, "body_html": "<p>psql \u547d\u4ee4 \\set [ name [ value [ ... ] ] ]\u3002</p><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><dd><p>\u5c06 <span>psql</span> \u53d8\u91cf <em><code>name</code></em> \u8bbe\u7f6e\u4e3a <em><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code>\\unset</code> \u547d\u4ee4\u3002</p><p><code>\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span>psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684<a href=\"/zh/docs/10/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002</p><p>\u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span>psql</span> \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684<a href=\"/zh/docs/10/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002</p><div><h3>\u6ce8\u610f</h3><p>        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym>SQL</acronym> \u547d\u4ee4 <a href=\"/zh/docs/10/sql-set.html\" rel=\"nofollow\"><span>SET</span></a> \u65e0\u5173\u3002\n        </p></div></dd><p><a href=\"/zh/docs/10/app-psql.html#APP-PSQL-META-COMMANDS\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "70fe907d070b046b58ac801b9db1cf969e5e5f3985ed0a25b432f451216818de", "content_hash": "b8144a0a474b33a61b2b1a3080a2929d4cbb4f3a3551746a570c82033d49547d", "source_database": "center", "source_revision": "f9301feba91e2e2566038a36b8cee0e4402db68989538f88670fddd20b1f78ea"}, "modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "tables_zh": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=10", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "description": ["\u5c06 psql \u53d8\u91cf name \u8bbe\u7f6e\u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002 \\set \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 psql \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002 \u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684 \u53d8\u91cf 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If only one argument is given, the variable is set to an empty-string value. 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\u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684 \u53d8\u91cf \u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002", "description_zh_html": "<p>psql \u547d\u4ee4 \\set [ name [ value [ ... ] ] ]\u3002</p><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><dd><p>\u5c06 <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u8bbe\u7f6e\u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002</p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/zh/docs/11/app-psql.html#APP-PSQL-VARIABLES\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002</p><p>\u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684<a class=\"xref\" href=\"/zh/docs/11/app-psql.html#APP-PSQL-VARIABLES\">\u53d8\u91cf</a>\u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002</p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"xref\" href=\"/zh/docs/11/sql-set.html\"><span class=\"refentrytitle\">SET</span></a> \u65e0\u5173\u3002\n        </p></div></dd><p><a href=\"/zh/docs/11/app-psql.html#APP-PSQL-META-COMMANDS\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u5c06 psql \u53d8\u91cf name \u8bbe\u7f6e\u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002 \\set \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 psql \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002 \u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684 \u53d8\u91cf \u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002", "version": "11", "link_map": {"/zh/docs/11/sql-set.html": "/docs/11/sql-set.html", "/zh/docs/11/app-psql.html#APP-PSQL-VARIABLES": "/docs/11/app-psql.html#APP-PSQL-VARIABLES", "/zh/docs/11/app-psql.html#APP-PSQL-META-COMMANDS": "/docs/11/app-psql.html#APP-PSQL-META-COMMANDS"}, "body_html": "<p>psql \u547d\u4ee4 \\set [ name [ value [ ... ] ] ]\u3002</p><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><dd><p>\u5c06 <span>psql</span> \u53d8\u91cf <em><code>name</code></em> \u8bbe\u7f6e\u4e3a <em><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code>\\unset</code> \u547d\u4ee4\u3002</p><p><code>\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span>psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684<a href=\"/zh/docs/11/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002</p><p>\u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span>psql</span> \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684<a href=\"/zh/docs/11/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002</p><div><h3>\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym>SQL</acronym> \u547d\u4ee4 <a href=\"/zh/docs/11/sql-set.html\" rel=\"nofollow\"><span>SET</span></a> \u65e0\u5173\u3002\n        </p></div></dd><p><a href=\"/zh/docs/11/app-psql.html#APP-PSQL-META-COMMANDS\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "e74ead641c430572fcd4739f2e8333071a12b0ff59c89f86741d6ce65cd89f07", "content_hash": "8caf91a1df9662f58c7476a1ab2308639884db809b0fe7c994abd9e72e55ad37", "source_database": "center", "source_revision": "53315ddaf3b3f9e6669fd1edc096bbb2cd4a65ea3e836c89e542b43af9ba3a7f"}, "modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "tables_zh": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=11", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "description": ["\u5c06 psql \u53d8\u91cf name \u8bbe\u7f6e\u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002 \\set \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 psql \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002 \u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684 \u53d8\u91cf \u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002"], "manual_html": "", "manual_path": "app-psql.html#APP-PSQL-META-COMMANDS", "sections_zh": [], "localization": {"status": "complete", "sources": [{"url": "/docs/11/app-psql.html", "method": "same-major semantic node", "sha256": "01339254dd1dc30d095af846d0b6a7c01f96338187a6fbb8cf45290d5941196b", "language": "zh", "matched_nodes": ["#APP-PSQL/div[5]/div[1]/dl[0]/dd[41]/div[1]/h3[0]", "#APP-PSQL/div[7]/div[3]/div[10]/dl[0]/dd[145]/div[4]/p[1]", "#APP-PSQL/div[7]/div[3]/div[10]/dl[0]/dd[145]/p[0]", "#APP-PSQL/div[7]/div[3]/div[10]/dl[0]/dd[145]/p[1]", "#APP-PSQL/div[7]/div[3]/div[10]/dl[0]/dd[145]/p[2]", "#APP-PSQL/div[7]/div[3]/div[10]/dl[0]/dd[145]/p[3]"]}], "language": "zh", "original_text": {"/versions/11/description/0": "Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\unset command.", "/versions/11/facts/0/label": "Client", "/versions/11/facts/1/label": "Case-sensitive spelling", "/versions/11/tables/0/title": "Spellings in this manual definition", "/versions/11/related/0/label": "psql command-line options and complete manual", "/versions/11/tables/0/columns/0/label": "Command", "/versions/11/tables/0/columns/1/label": "Documented suffix modifiers", "/versions/11/tables/0/rows/0/modifiers": "None listed in this signature"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "f42c279233b8fd294823b335f3c4d4936fb24b7ca798f4a6fbbcfcd0651722de", "canonical_center_text_hash": "8caf91a1df9662f58c7476a1ab2308639884db809b0fe7c994abd9e72e55ad37"}, "description_zh": "\u5c06 psql \u53d8\u91cf name \u8bbe\u7f6e\u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002 \\set \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 psql \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002 \u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684 \u53d8\u91cf \u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002", "comparison_data": {"modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "definition": "Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\unset command. \\set without any arguments displays the names and values of all currently-set psql variables. Valid variable names can contain letters, digits, and underscores. See the section Variables below for details. Variable names are case-sensitive. Certain variables are special, in that they control psql 's behavior or are automatically set to reflect connection state. These variables are documented in Variables , below. Note This command is unrelated to the SQL command SET ."}, "comparison_hash": "08ddd27553e8656be81db34c9f0f19974230ac8129994b020d5191e4e74c8632", "manual_language": "zh", "description_zh_html": "<p>psql \u547d\u4ee4 \\set [ name [ value [ ... ] ] ]\u3002</p><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><dd><p>\u5c06 <span>psql</span> \u53d8\u91cf <em><code>name</code></em> \u8bbe\u7f6e\u4e3a <em><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code>\\unset</code> \u547d\u4ee4\u3002</p><p><code>\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span>psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684<a href=\"/zh/docs/11/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002</p><p>\u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span>psql</span> \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684<a href=\"/zh/docs/11/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002</p><div><h3>\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym>SQL</acronym> \u547d\u4ee4 <a href=\"/zh/docs/11/sql-set.html\" rel=\"nofollow\"><span>SET</span></a> \u65e0\u5173\u3002\n        </p></div></dd><p><a href=\"/zh/docs/11/app-psql.html#APP-PSQL-META-COMMANDS\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "12": {"facts": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 12.22"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "tables": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=12", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "command": "\\set", "related": [{"url": "/wiki/tool/psql/?v=12", "label": "psql \u547d\u4ee4\u884c\u9009\u9879\u53ca\u5b8c\u6574\u624b\u518c"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v12.22/postgresql-12.22.tar.bz2", "label": "12.22", "major": "12", "channel": 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"translated_from_revision": null}, "body_sha256": "1df51b1c41c644c048ba5d2199e89858128cd331c31655b31d25e476e72c38c8", "runtime_rerun": false, "authored_translation": "source-derived-identity", "source_facts_revision": "7a827e97cbfacd7febff75f34443e2043e40723de5b6d8c9d81a9430b65a37e4"}, "facts_zh": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 12.22"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "sections": [], "center_zh": {"title": "\\set", "locale": "zh-Hans", "source": {"key": "cmd-73-65-74", "locale": "zh-Hans", "version": "12", "text_hash": "167ff08f0ae6a750018bf530723e163a5bc837288e075841cb11bf489eea1375", "collection": "psql", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "7a827e97cbfacd7febff75f34443e2043e40723de5b6d8c9d81a9430b65a37e4"}, "payload": {"facts": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 12.22"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "tables": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=12", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-identity", "manual": {"url": "/zh/docs/12/app-psql.html#APP-PSQL-META-COMMANDS", "anchor": "APP-PSQL-META-COMMANDS", "locale": "zh-Hans", "version": "12", "build_id": 65, "page_key": "app-psql.html", "extraction": "exact-definition", "source_hash": "8036faa7b026a8cae7af58d1fc5d09a60491dbad5f0fdada98b4bddf617018e4", "fragment_sha256": "d5eefddf2cfcbe8745b7b0b7de455aafd0d41c455e42f88ea0d3d9c8c75625a6", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:86d2ff781f93e1de17122ebc514d5e64fcb63fed15941f496d7e146c6dcc7a49", "translated_from_revision": null}, "body_sha256": "1df51b1c41c644c048ba5d2199e89858128cd331c31655b31d25e476e72c38c8", "runtime_rerun": false, "authored_translation": "source-derived-identity", "source_facts_revision": "7a827e97cbfacd7febff75f34443e2043e40723de5b6d8c9d81a9430b65a37e4"}, "sections": [], "description_zh": "\u5c06 psql \u53d8\u91cf name \u8bbe\u7f6e\u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002 \\set \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 psql \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002 \u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684 \u53d8\u91cf \u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002", "description_zh_html": "<p>psql \u547d\u4ee4 \\set [ name [ value [ ... ] ] ]\u3002</p><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><dd><p>\u5c06 <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u8bbe\u7f6e\u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002</p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/zh/docs/12/app-psql.html#APP-PSQL-VARIABLES\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002</p><p>\u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684<a class=\"xref\" href=\"/zh/docs/12/app-psql.html#APP-PSQL-VARIABLES\">\u53d8\u91cf</a>\u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002</p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"xref\" href=\"/zh/docs/12/sql-set.html\"><span class=\"refentrytitle\">SET</span></a> \u65e0\u5173\u3002\n        </p></div></dd><p><a href=\"/zh/docs/12/app-psql.html#APP-PSQL-META-COMMANDS\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u5c06 psql \u53d8\u91cf name \u8bbe\u7f6e\u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002 \\set \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 psql \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002 \u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684 \u53d8\u91cf \u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002", "version": "12", "link_map": {"/zh/docs/12/sql-set.html": "/docs/12/sql-set.html", "/zh/docs/12/app-psql.html#APP-PSQL-VARIABLES": "/docs/12/app-psql.html#APP-PSQL-VARIABLES", "/zh/docs/12/app-psql.html#APP-PSQL-META-COMMANDS": "/docs/12/app-psql.html#APP-PSQL-META-COMMANDS"}, "body_html": "<p>psql \u547d\u4ee4 \\set [ name [ value [ ... ] ] ]\u3002</p><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><dd><p>\u5c06 <span>psql</span> \u53d8\u91cf <em><code>name</code></em> \u8bbe\u7f6e\u4e3a <em><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code>\\unset</code> \u547d\u4ee4\u3002</p><p><code>\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span>psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684<a href=\"/zh/docs/12/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002</p><p>\u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span>psql</span> \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684<a href=\"/zh/docs/12/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002</p><div><h3>\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym>SQL</acronym> \u547d\u4ee4 <a href=\"/zh/docs/12/sql-set.html\" rel=\"nofollow\"><span>SET</span></a> \u65e0\u5173\u3002\n        </p></div></dd><p><a href=\"/zh/docs/12/app-psql.html#APP-PSQL-META-COMMANDS\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "383673030e1e9bd8f1188dc5ed6c25027f5bf48707d7ba4569a991e7c22eada4", "content_hash": "167ff08f0ae6a750018bf530723e163a5bc837288e075841cb11bf489eea1375", "source_database": "center", "source_revision": "7a827e97cbfacd7febff75f34443e2043e40723de5b6d8c9d81a9430b65a37e4"}, "modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "tables_zh": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=12", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "description": ["\u5c06 psql \u53d8\u91cf name \u8bbe\u7f6e\u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002 \\set \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 psql \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002 \u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684 \u53d8\u91cf \u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002"], "manual_html": "", "manual_path": "app-psql.html#APP-PSQL-META-COMMANDS", "sections_zh": [], "localization": {"status": "complete", "sources": [{"url": "/docs/12/app-psql.html", "method": "same-major semantic node", "sha256": "1eb88d17f6ce811d722e5c4ed036f78a7872bf88410c08db794c428e3cfc98ce", "language": "zh", "matched_nodes": ["#APP-PSQL/div[5]/div[1]/dl[0]/dd[43]/div[1]/h3[0]", "#APP-PSQL/div[7]/div[3]/div[10]/dl[0]/dd[147]/div[4]/p[1]", "#APP-PSQL/div[7]/div[3]/div[10]/dl[0]/dd[147]/p[0]", "#APP-PSQL/div[7]/div[3]/div[10]/dl[0]/dd[147]/p[1]", "#APP-PSQL/div[7]/div[3]/div[10]/dl[0]/dd[147]/p[2]", "#APP-PSQL/div[7]/div[3]/div[10]/dl[0]/dd[147]/p[3]"]}], "language": "zh", "original_text": {"/versions/12/description/0": "Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\unset command.", "/versions/12/facts/0/label": "Client", "/versions/12/facts/1/label": "Case-sensitive spelling", "/versions/12/tables/0/title": "Spellings in this manual definition", "/versions/12/related/0/label": "psql command-line options and complete manual", "/versions/12/tables/0/columns/0/label": "Command", "/versions/12/tables/0/columns/1/label": "Documented suffix modifiers", "/versions/12/tables/0/rows/0/modifiers": "None listed in this signature"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "1c7f4bd7fb4f4d16ce24009ecf7073ba355e482c912f7ff462727f5a14bdbffb", "canonical_center_text_hash": "167ff08f0ae6a750018bf530723e163a5bc837288e075841cb11bf489eea1375"}, "description_zh": "\u5c06 psql \u53d8\u91cf name \u8bbe\u7f6e\u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002 \\set \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 psql \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002 \u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684 \u53d8\u91cf \u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002", "comparison_data": {"modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "definition": "Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\unset command. \\set without any arguments displays the names and values of all currently-set psql variables. Valid variable names can contain letters, digits, and underscores. See the section Variables below for details. Variable names are case-sensitive. Certain variables are special, in that they control psql 's behavior or are automatically set to reflect connection state. These variables are documented in Variables , below. Note This command is unrelated to the SQL command SET ."}, "comparison_hash": "08ddd27553e8656be81db34c9f0f19974230ac8129994b020d5191e4e74c8632", "manual_language": "zh", "description_zh_html": "<p>psql \u547d\u4ee4 \\set [ name [ value [ ... ] ] ]\u3002</p><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><dd><p>\u5c06 <span>psql</span> \u53d8\u91cf <em><code>name</code></em> \u8bbe\u7f6e\u4e3a <em><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code>\\unset</code> \u547d\u4ee4\u3002</p><p><code>\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span>psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684<a href=\"/zh/docs/12/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002</p><p>\u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span>psql</span> \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684<a href=\"/zh/docs/12/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002</p><div><h3>\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym>SQL</acronym> \u547d\u4ee4 <a href=\"/zh/docs/12/sql-set.html\" rel=\"nofollow\"><span>SET</span></a> \u65e0\u5173\u3002\n        </p></div></dd><p><a href=\"/zh/docs/12/app-psql.html#APP-PSQL-META-COMMANDS\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "13": {"facts": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 13.23"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "tables": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=13", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "command": "\\set", "related": [{"url": "/wiki/tool/psql/?v=13", "label": "psql \u547d\u4ee4\u884c\u9009\u9879\u53ca\u5b8c\u6574\u624b\u518c"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v13.23/postgresql-13.23.tar.bz2", "label": "13.23", "major": "13", "channel": 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"\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "tables": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=13", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-identity", "manual": {"url": "/zh/docs/13/app-psql.html#APP-PSQL-META-COMMANDS", "anchor": "APP-PSQL-META-COMMANDS", "locale": "zh-Hans", "version": "13", "build_id": 66, "page_key": "app-psql.html", "extraction": "exact-definition", "source_hash": "a5500221235ed19029b98fb69f0d6465a7bf1d0939420838c240c2cd53b2eca3", "fragment_sha256": "8e8ddf2d9a6e0d31d1ebb59844f1ad7870416bc46c60b4526e6d036ac2861cc9", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:a13a825c39f0268ef1cfe9137e283e38d0da73b2d7894f0733c7b26372a4f6a4", "translated_from_revision": null}, "body_sha256": "5702a671991947f95e0e1e88a94f4adea0954be0d71dc5087457390ad51e1cd7", "runtime_rerun": false, "authored_translation": "source-derived-identity", "source_facts_revision": "614ee3133270254e476c118cdf6f72af78d4e4b8bbd9b28ed9ab1e14e4e9c0f6"}, "sections": [], "description_zh": "\u5c06 psql \u53d8\u91cf name \u8bbe\u7f6e\u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002 \\set \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 psql \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002 \u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684 \u53d8\u91cf \u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002", "description_zh_html": "<p>psql \u547d\u4ee4 \\set [ name [ value [ ... ] ] ]\u3002</p><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><dd><p>\u5c06 <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u8bbe\u7f6e\u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002</p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/zh/docs/13/app-psql.html#APP-PSQL-VARIABLES\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002</p><p>\u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684<a class=\"xref\" href=\"/zh/docs/13/app-psql.html#APP-PSQL-VARIABLES\">\u53d8\u91cf</a>\u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002</p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"xref\" href=\"/zh/docs/13/sql-set.html\"><span class=\"refentrytitle\">SET</span></a> \u65e0\u5173\u3002\n        </p></div></dd><p><a href=\"/zh/docs/13/app-psql.html#APP-PSQL-META-COMMANDS\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u5c06 psql \u53d8\u91cf name \u8bbe\u7f6e\u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002 \\set \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 psql \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002 \u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684 \u53d8\u91cf \u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002", "version": "13", "link_map": {"/zh/docs/13/sql-set.html": "/docs/13/sql-set.html", "/zh/docs/13/app-psql.html#APP-PSQL-VARIABLES": "/docs/13/app-psql.html#APP-PSQL-VARIABLES", "/zh/docs/13/app-psql.html#APP-PSQL-META-COMMANDS": "/docs/13/app-psql.html#APP-PSQL-META-COMMANDS"}, "body_html": "<p>psql \u547d\u4ee4 \\set [ name [ value [ ... ] ] ]\u3002</p><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><dd><p>\u5c06 <span>psql</span> \u53d8\u91cf <em><code>name</code></em> \u8bbe\u7f6e\u4e3a <em><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code>\\unset</code> \u547d\u4ee4\u3002</p><p><code>\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span>psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684<a href=\"/zh/docs/13/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002</p><p>\u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span>psql</span> \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684<a href=\"/zh/docs/13/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002</p><div><h3>\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym>SQL</acronym> \u547d\u4ee4 <a href=\"/zh/docs/13/sql-set.html\" rel=\"nofollow\"><span>SET</span></a> \u65e0\u5173\u3002\n        </p></div></dd><p><a href=\"/zh/docs/13/app-psql.html#APP-PSQL-META-COMMANDS\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "6447cfe31e885e21d94876c45f10b7831e5ecf61faa086f1f8d86deb5056699d", "content_hash": "baba2e522c01a366c704027dea6b6da2131eed69fd36ec6009daf5496cf2b8c1", "source_database": "center", "source_revision": "614ee3133270254e476c118cdf6f72af78d4e4b8bbd9b28ed9ab1e14e4e9c0f6"}, "modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "tables_zh": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=13", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "description": ["\u5c06 psql \u53d8\u91cf name \u8bbe\u7f6e\u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002 \\set \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 psql \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002 \u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684 \u53d8\u91cf \u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002"], "manual_html": "", "manual_path": "app-psql.html#APP-PSQL-META-COMMANDS", "sections_zh": [], "localization": {"status": "complete", "sources": [{"url": "/docs/13/app-psql.html", "method": "same-major semantic node", "sha256": "dd2bf63d81b9a9d3fc69c646197cfdc14a0b1bab1c9f0b98608d66554da4a261", "language": "zh", "matched_nodes": ["#APP-PSQL/div[5]/div[1]/dl[0]/dd[43]/div[1]/h3[0]", "#APP-PSQL/div[7]/div[3]/div[10]/dl[0]/dd[157]/div[4]/p[1]", "#APP-PSQL/div[7]/div[3]/div[10]/dl[0]/dd[157]/p[0]", "#APP-PSQL/div[7]/div[3]/div[10]/dl[0]/dd[157]/p[1]", "#APP-PSQL/div[7]/div[3]/div[10]/dl[0]/dd[157]/p[2]", "#APP-PSQL/div[7]/div[3]/div[10]/dl[0]/dd[157]/p[3]"]}], "language": "zh", "original_text": {"/versions/13/description/0": "Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\unset command.", "/versions/13/facts/0/label": "Client", "/versions/13/facts/1/label": "Case-sensitive spelling", "/versions/13/tables/0/title": "Spellings in this manual definition", "/versions/13/related/0/label": "psql command-line options and complete manual", "/versions/13/tables/0/columns/0/label": "Command", "/versions/13/tables/0/columns/1/label": "Documented suffix modifiers", "/versions/13/tables/0/rows/0/modifiers": "None listed in this signature"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "af5a6612f96fe01260314e5f2d3080140ea1e620f4ef80579a737d311f5d4e7f", "canonical_center_text_hash": "baba2e522c01a366c704027dea6b6da2131eed69fd36ec6009daf5496cf2b8c1"}, "description_zh": "\u5c06 psql \u53d8\u91cf name \u8bbe\u7f6e\u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002 \\set \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 psql \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002 \u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684 \u53d8\u91cf \u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002", "comparison_data": {"modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "definition": "Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\unset command. \\set without any arguments displays the names and values of all currently-set psql variables. Valid variable names can contain letters, digits, and underscores. See Variables below for details. Variable names are case-sensitive. Certain variables are special, in that they control psql 's behavior or are automatically set to reflect connection state. These variables are documented in Variables , below. Note This command is unrelated to the SQL command SET ."}, "comparison_hash": "4ccab889961521d65dc52159ba29d4e119498b265c284df8c2f916c616b0da0e", "manual_language": "zh", "description_zh_html": "<p>psql \u547d\u4ee4 \\set [ name [ value [ ... ] ] ]\u3002</p><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><dd><p>\u5c06 <span>psql</span> \u53d8\u91cf <em><code>name</code></em> \u8bbe\u7f6e\u4e3a <em><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u4e32\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code>\\unset</code> \u547d\u4ee4\u3002</p><p><code>\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span>psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\u5408\u6cd5\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u8be6\u60c5\u89c1\u4e0b\u9762\u7684<a href=\"/zh/docs/13/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002</p><p>\u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span>psql</span> \u7684\u884c\u4e3a\uff0c\u6216\u8005\u7531\u7cfb\u7edf\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u4e0b\u9762\u7684<a href=\"/zh/docs/13/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u4ecb\u7ecd\u4e86\u8fd9\u4e9b\u53d8\u91cf\u3002</p><div><h3>\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym>SQL</acronym> \u547d\u4ee4 <a href=\"/zh/docs/13/sql-set.html\" rel=\"nofollow\"><span>SET</span></a> \u65e0\u5173\u3002\n        </p></div></dd><p><a href=\"/zh/docs/13/app-psql.html#APP-PSQL-META-COMMANDS\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "14": {"lang": "zh", "facts": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 14.25"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "tables": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=14", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "command": "\\set", "related": [{"url": "/wiki/tool/psql/?v=14", "label": "psql \u547d\u4ee4\u884c\u9009\u9879\u53ca\u5b8c\u6574\u624b\u518c"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v14.25/postgresql-14.25.tar.bz2", "label": "14.25", "major": "14", "channel": "stable", "manifest": {"major": "14", "release": "14.25", "source_url": "https://ftp.postgresql.org/pub/source/v14.25/postgresql-14.25.tar.bz2", "source_sha256": "09af980eb3a5d0a8ad7a34b95031b1988bbcd430c87700a62d6234c0ed97ae4c"}, "revision": "3458c6c18c8d4de5bbf0e6a5e72e5d2a815a2604b1cef6d1ec84491c75e57d2f", "evidence_kind": "English manual and source declarations", "source_sha256": "09af980eb3a5d0a8ad7a34b95031b1988bbcd430c87700a62d6234c0ed97ae4c"}, "sources": [{"url": "/docs/14/app-psql.html#APP-PSQL-META-COMMANDS", "file": "app-psql.html", "label": "14.25 English manual \u00b7 app-psql.html", "anchor": "APP-PSQL-META-COMMANDS", "sha256": "ea99b69e21da51aab6382e82434cfb27bfb24f452abe7bbb4b1fb29319f081b0"}], "zh_from": "same-version-manual", "facts_zh": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 14.25"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "sections": [], "center_zh": {"locale": "zh-Hans", "payload": {"description_zh": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "description_zh_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/14/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/14/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/14/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>"}, "summary": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "body_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/14/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/14/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/14/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "body_sha256": "d47dcb4f69aff3eb6e4b225ec111ccc86558c2f7a8f017b82a6a9602555c76ca", "content_hash": "7086a8241ec90238ad3bc76dfa8922cc69c7c74b46d74584e65edbaeb8b86386", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "definition_version": "14", "documentation_release": "14.25"}, "modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "tables_zh": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=14", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "related_zh": [{"url": "/wiki/tool/psql/?v=14", "label": "psql \u547d\u4ee4\u884c\u9009\u9879\u53ca\u5b8c\u6574\u624b\u518c"}], "description": ["\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002"], "manual_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/14/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/14/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/14/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "manual_path": "app-psql.html#APP-PSQL-META-COMMANDS", "sections_zh": [], "localization": {"status": "same-version-reviewed-manual", "language": "zh", "source_language": "en", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "documentation_release": "14.25"}, "description_zh": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "comparison_data": {"modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "definition": "Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\unset command. \\set without any arguments displays the names and values of all currently-set psql variables. Valid variable names can contain letters, digits, and underscores. See Variables below for details. Variable names are case-sensitive. Certain variables are special, in that they control psql 's behavior or are automatically set to reflect connection state. These variables are documented in Variables , below. Note This command is unrelated to the SQL command SET ."}, "comparison_hash": "4ccab889961521d65dc52159ba29d4e119498b265c284df8c2f916c616b0da0e", "manual_language": "zh", "description_zh_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/14/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/14/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/14/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "documentation_revision": {"inputs": [{"file": "app-psql.html", "kind": "same-version-reviewed-manual", "locale": "en", "sha256": "ea99b69e21da51aab6382e82434cfb27bfb24f452abe7bbb4b1fb29319f081b0", "version": "14.25"}, {"file": "app-psql.html", "kind": "same-version-reviewed-manual", "locale": "zh-Hans", "sha256": "f2eed17e1379e0b59f4bf5a92289a41d8ec44b349f2b069962f186547dc717ef", "version": "14.25"}], "release": "14.25", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "runtime_remeasured": false}}, "15": {"lang": "zh", "facts": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 15.20"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "tables": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=15", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "command": "\\set", "related": [{"url": "/wiki/tool/psql/?v=15", "label": "psql \u547d\u4ee4\u884c\u9009\u9879\u53ca\u5b8c\u6574\u624b\u518c"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v15.20/postgresql-15.20.tar.bz2", "label": "15.20", "major": "15", "channel": "stable", "manifest": {"major": "15", "release": "15.20", "source_url": "https://ftp.postgresql.org/pub/source/v15.20/postgresql-15.20.tar.bz2", "source_sha256": "30e65cbbb771a39b553ed2df7e65622e65647aed55dbc19bd0fe853ff0a08442"}, "revision": "6d870676353ceb5b021cc09084428ae294e90804236e38ffe556364784ee5fe5", "evidence_kind": "English manual and source declarations", "source_sha256": "30e65cbbb771a39b553ed2df7e65622e65647aed55dbc19bd0fe853ff0a08442"}, "sources": [{"url": "/docs/15/app-psql.html#APP-PSQL-META-COMMANDS", "file": "app-psql.html", "label": "15.20 English manual \u00b7 app-psql.html", "anchor": "APP-PSQL-META-COMMANDS", "sha256": "b2a45145fd66cf7a28d7197594e8437e3b0310e88cdedf9d789c0fceefeebc27"}], "zh_from": "same-version-manual", "facts_zh": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 15.20"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "sections": [], "center_zh": {"locale": "zh-Hans", "payload": {"description_zh": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "description_zh_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/15/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/15/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/15/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>"}, "summary": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "body_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/15/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/15/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/15/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "body_sha256": "46d6925112cac410511af44cf6eb99636fa55dca7f2c5a5ee739412c77711e9a", "content_hash": "61d49c3636e99dc1e7f030781ef295f6e6d20b6ce68246900f1d36b3bc2379c2", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "definition_version": "15", "documentation_release": "15.20"}, "modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "tables_zh": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=15", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "related_zh": [{"url": "/wiki/tool/psql/?v=15", "label": "psql \u547d\u4ee4\u884c\u9009\u9879\u53ca\u5b8c\u6574\u624b\u518c"}], "description": ["\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002"], "manual_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/15/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/15/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/15/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "manual_path": "app-psql.html#APP-PSQL-META-COMMANDS", "sections_zh": [], "localization": {"status": "same-version-reviewed-manual", "language": "zh", "source_language": "en", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "documentation_release": "15.20"}, "description_zh": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "comparison_data": {"modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "definition": "Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\unset command. \\set without any arguments displays the names and values of all currently-set psql variables. Valid variable names can contain letters, digits, and underscores. See Variables below for details. Variable names are case-sensitive. Certain variables are special, in that they control psql 's behavior or are automatically set to reflect connection state. These variables are documented in Variables , below. Note This command is unrelated to the SQL command SET ."}, "comparison_hash": "4ccab889961521d65dc52159ba29d4e119498b265c284df8c2f916c616b0da0e", "manual_language": "zh", "description_zh_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/15/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/15/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/15/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "documentation_revision": {"inputs": [{"file": "app-psql.html", "kind": "same-version-reviewed-manual", "locale": "en", "sha256": "b2a45145fd66cf7a28d7197594e8437e3b0310e88cdedf9d789c0fceefeebc27", "version": "15.20"}, {"file": "app-psql.html", "kind": "same-version-reviewed-manual", "locale": "zh-Hans", "sha256": "666ec9d596198e5b09316660b8bc7ce5cdbfbdb13053df6050aeea8838b8a855", "version": "15.20"}], "release": "15.20", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "runtime_remeasured": false}}, "16": {"lang": "zh", "facts": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 16.16"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "tables": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=16", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "command": "\\set", "related": [{"url": "/wiki/tool/psql/?v=16", "label": "psql \u547d\u4ee4\u884c\u9009\u9879\u53ca\u5b8c\u6574\u624b\u518c"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v16.16/postgresql-16.16.tar.bz2", "label": "16.16", "major": "16", "channel": "stable", "manifest": {"major": "16", "release": "16.16", "source_url": "https://ftp.postgresql.org/pub/source/v16.16/postgresql-16.16.tar.bz2", "source_sha256": "9d5cd8633043b75740d5d59749c6b7365e6aeb53c47098b1a5e80bb18f87881a"}, "revision": "871ba8026d5a12aa5884ac4e6e77369dacd4b2bdbd835b2305f7dbae4ee7b50d", "evidence_kind": "English manual and source declarations", "source_sha256": "9d5cd8633043b75740d5d59749c6b7365e6aeb53c47098b1a5e80bb18f87881a"}, "sources": [{"url": "/docs/16/app-psql.html#APP-PSQL-META-COMMAND-SET", "file": "app-psql.html", "label": "16.16 English manual \u00b7 app-psql.html", "anchor": "APP-PSQL-META-COMMAND-SET", "sha256": "6161d51dc66d54c8fd300944fed2bbae80efe4a532023b2e7771df5d94732330"}], "zh_from": "same-version-manual", "facts_zh": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 16.16"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "sections": [], "center_zh": {"locale": "zh-Hans", "payload": {"description_zh": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "description_zh_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/16/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/16/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/16/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>"}, "summary": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "body_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/16/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/16/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/16/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "body_sha256": "9893c58ce7e927f3f40544a5cfd24631a9532737f4e12f26cb3537889e67db82", "content_hash": "cea975b977bbdfceaea51df9a3c5927e5c13b0ae12600019ba2f337e33ed25e9", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "definition_version": "16", "documentation_release": "16.16"}, "modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "tables_zh": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=16", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "related_zh": [{"url": "/wiki/tool/psql/?v=16", "label": "psql \u547d\u4ee4\u884c\u9009\u9879\u53ca\u5b8c\u6574\u624b\u518c"}], "description": ["\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002"], "manual_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/16/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/16/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/16/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "manual_path": "app-psql.html#APP-PSQL-META-COMMAND-SET", "sections_zh": [], "localization": {"status": "same-version-reviewed-manual", "language": "zh", "source_language": "en", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "documentation_release": "16.16"}, "description_zh": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "comparison_data": {"modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "definition": "Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\unset command. \\set without any arguments displays the names and values of all currently-set psql variables. Valid variable names can contain letters, digits, and underscores. See Variables below for details. Variable names are case-sensitive. Certain variables are special, in that they control psql 's behavior or are automatically set to reflect connection state. These variables are documented in Variables , below. Note This command is unrelated to the SQL command SET ."}, "comparison_hash": "4ccab889961521d65dc52159ba29d4e119498b265c284df8c2f916c616b0da0e", "manual_language": "zh", "description_zh_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/16/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/16/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/16/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "documentation_revision": {"inputs": [{"file": "app-psql.html", "kind": "same-version-reviewed-manual", "locale": "en", "sha256": "6161d51dc66d54c8fd300944fed2bbae80efe4a532023b2e7771df5d94732330", "version": "16.16"}, {"file": "app-psql.html", "kind": "same-version-reviewed-manual", "locale": "zh-Hans", "sha256": "c0d23bdcbad8a5daf5f0b3f68e3cda09f59d69ebf5476444ecd369309fbd52c6", "version": "16.16"}], "release": "16.16", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "runtime_remeasured": false}}, "17": {"lang": "zh", "facts": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 17.12"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "tables": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=17", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "command": "\\set", "related": [{"url": "/wiki/tool/psql/?v=17", "label": "psql \u547d\u4ee4\u884c\u9009\u9879\u53ca\u5b8c\u6574\u624b\u518c"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v17.12/postgresql-17.12.tar.bz2", "label": "17.12", "major": "17", "channel": "stable", "manifest": {"major": "17", "release": "17.12", "source_url": "https://ftp.postgresql.org/pub/source/v17.12/postgresql-17.12.tar.bz2", "source_sha256": "9cf136a703d8ee2f83465c43be4e9e8e7930c82b0bfba13be7e2537be769ac55"}, "revision": "cdf1f58367ae5412a459972f45d3edc959901a849a12eaac1f08b050ba94663e", "evidence_kind": "English manual and source declarations", "source_sha256": "9cf136a703d8ee2f83465c43be4e9e8e7930c82b0bfba13be7e2537be769ac55"}, "sources": [{"url": "/docs/17/app-psql.html#APP-PSQL-META-COMMAND-SET", "file": "app-psql.html", "label": "17.12 English manual \u00b7 app-psql.html", "anchor": "APP-PSQL-META-COMMAND-SET", "sha256": "0a15b496eec7377c3e3cdbba9c3202ea984799cde158cf8c6826d339ff454a76"}], "zh_from": "same-version-manual", "facts_zh": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 17.12"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "sections": [], "center_zh": {"locale": "zh-Hans", "payload": {"description_zh": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "description_zh_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/17/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/17/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/17/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>"}, "summary": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "body_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/17/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/17/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/17/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "body_sha256": "5a9fa98c66d0bcbc4f4dcf02e476457e5e3e0f9a1b41c895bc1180979323272b", "content_hash": "bf8599023be8db58b5d991f306f13f4a02ab67a8023fef345b280d8d290fa2e9", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "definition_version": "17", "documentation_release": "17.12"}, "modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "tables_zh": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=17", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "related_zh": [{"url": "/wiki/tool/psql/?v=17", "label": "psql \u547d\u4ee4\u884c\u9009\u9879\u53ca\u5b8c\u6574\u624b\u518c"}], "description": ["\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002"], "manual_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/17/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/17/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/17/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "manual_path": "app-psql.html#APP-PSQL-META-COMMAND-SET", "sections_zh": [], "localization": {"status": "same-version-reviewed-manual", "language": "zh", "source_language": "en", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "documentation_release": "17.12"}, "description_zh": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "comparison_data": {"modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "definition": "Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\unset command. \\set without any arguments displays the names and values of all currently-set psql variables. Valid variable names can contain letters, digits, and underscores. See Variables below for details. Variable names are case-sensitive. Certain variables are special, in that they control psql 's behavior or are automatically set to reflect connection state. These variables are documented in Variables , below. Note This command is unrelated to the SQL command SET ."}, "comparison_hash": "4ccab889961521d65dc52159ba29d4e119498b265c284df8c2f916c616b0da0e", "manual_language": "zh", "description_zh_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/17/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/17/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/17/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "documentation_revision": {"inputs": [{"file": "app-psql.html", "kind": "same-version-reviewed-manual", "locale": "en", "sha256": "0a15b496eec7377c3e3cdbba9c3202ea984799cde158cf8c6826d339ff454a76", "version": "17.12"}, {"file": "app-psql.html", "kind": "same-version-reviewed-manual", "locale": "zh-Hans", "sha256": "72c5d1a2c80c31246970e54811e0b6ea23a7c11cefe49b9e64efbb6b84781fa2", "version": "17.12"}], "release": "17.12", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "runtime_remeasured": false}}, "18": {"lang": "zh", "facts": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 18.7"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "tables": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=18", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "command": "\\set", "related": [{"url": "/wiki/tool/psql/?v=18", "label": "psql \u547d\u4ee4\u884c\u9009\u9879\u53ca\u5b8c\u6574\u624b\u518c"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v18.7/postgresql-18.7.tar.bz2", "label": "18.7", "major": "18", "channel": "stable", "manifest": {"major": "18", "release": "18.7", "source_url": "https://ftp.postgresql.org/pub/source/v18.7/postgresql-18.7.tar.bz2", "source_sha256": "441dfae4280cae3e0425e5f876f80559fb0731c140f1aae22b3e5a54d0411bfd"}, "revision": "1b2d62b4845aa46374f2cb680f95d3392322cc8128646992ae4e18d0e7084915", "evidence_kind": "English manual and source declarations", "source_sha256": "441dfae4280cae3e0425e5f876f80559fb0731c140f1aae22b3e5a54d0411bfd"}, "sources": [{"url": "/docs/18/app-psql.html#APP-PSQL-META-COMMAND-SET", "file": "app-psql.html", "label": "18.7 English manual \u00b7 app-psql.html", "anchor": "APP-PSQL-META-COMMAND-SET", "sha256": "af50448485df02bdef2b72b8347192ba029c7082b8d0392ecb17db44ad533aaf"}], "zh_from": "same-version-manual", "facts_zh": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 18.7"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "sections": [], "center_zh": {"locale": "zh-Hans", "payload": {"description_zh": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "description_zh_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/18/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>"}, "summary": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "body_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/18/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "body_sha256": "1dd00af62f567886f2692190bfcfbf6f82d99d0318640825f0c0a6a2b62bde6f", "content_hash": "764b0dbe63556188653362c775552a5bb192394eba4bf3339a08e201f55e2c69", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "definition_version": "18", "documentation_release": "18.7"}, "modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "tables_zh": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=18", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "related_zh": [{"url": "/wiki/tool/psql/?v=18", "label": "psql \u547d\u4ee4\u884c\u9009\u9879\u53ca\u5b8c\u6574\u624b\u518c"}], "description": ["\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002"], "manual_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/18/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "manual_path": "app-psql.html#APP-PSQL-META-COMMAND-SET", "sections_zh": [], "localization": {"status": "same-version-reviewed-manual", "language": "zh", "source_language": "en", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "documentation_release": "18.7"}, "description_zh": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "comparison_data": {"modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "definition": "Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\unset command. \\set without any arguments displays the names and values of all currently-set psql variables. Valid variable names can contain letters, digits, and underscores. See Variables below for details. Variable names are case-sensitive. Certain variables are special, in that they control psql 's behavior or are automatically set to reflect connection state. These variables are documented in Variables , below. Note This command is unrelated to the SQL command SET ."}, "comparison_hash": "4ccab889961521d65dc52159ba29d4e119498b265c284df8c2f916c616b0da0e", "manual_language": "zh", "description_zh_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/18/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "documentation_revision": {"inputs": [{"file": "app-psql.html", "kind": "same-version-reviewed-manual", "locale": "en", "sha256": "af50448485df02bdef2b72b8347192ba029c7082b8d0392ecb17db44ad533aaf", "version": "18.7"}, {"file": "app-psql.html", "kind": "same-version-reviewed-manual", "locale": "zh-Hans", "sha256": "cb475c53a16d9e06358f5e6c9c5649645db92568cfd319f230c62c9f57ae090b", "version": "18.7"}], "release": "18.7", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "runtime_remeasured": false}, "center_zh_rendered": "<dl><dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 <a class=\"link\" href=\"/docs/18/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd></dl>"}, "19": {"lang": "zh", "facts": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 19rc2"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "tables": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=19", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "command": "\\set", "related": [{"url": "/wiki/tool/psql/?v=19", "label": "psql \u547d\u4ee4\u884c\u9009\u9879\u53ca\u5b8c\u6574\u624b\u518c"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v19rc2/postgresql-19rc2.tar.bz2", "label": "19rc2", "major": "19", "channel": "preview", "manifest": {"major": "19", "release": "19rc2", "source_url": "https://ftp.postgresql.org/pub/source/v19rc2/postgresql-19rc2.tar.bz2", "source_sha256": "23a7bb862e4bac395c047305ed0084117b01e71255ce858b907cdcd78ce40351"}, "revision": "cd49a2a98fed04eec7571858125796f86e63613d1985225049f2aa8b0955f256", "evidence_kind": "English manual and source declarations", "source_sha256": "23a7bb862e4bac395c047305ed0084117b01e71255ce858b907cdcd78ce40351"}, "sources": [{"url": "/docs/19/app-psql.html#APP-PSQL-META-COMMAND-SET", "file": "app-psql.html", "label": "19rc2 English manual \u00b7 app-psql.html", "anchor": "APP-PSQL-META-COMMAND-SET", "sha256": "88aeb3d77ad0a535a6a363215f0ac18936c368ac157e694ad30fea3c1ee30218"}], "zh_from": "same-version-manual", "facts_zh": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 19rc2"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "sections": [], "center_zh": {"locale": "zh-Hans", "payload": {"description_zh": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "description_zh_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/19/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/19/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/19/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>"}, "summary": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "body_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/19/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/19/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/19/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "body_sha256": "b1c62bfef9b52c124fc94beaa638682b24e0cff85a57ddf0d298d229ad42aa09", "content_hash": "f7e9c083160a03c1b7e92bf7ec9719a81fa84d2417dd2e03769e2243b5a2a0fe", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "definition_version": "19", "documentation_release": "19rc2"}, "modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "tables_zh": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=19", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "related_zh": [{"url": "/wiki/tool/psql/?v=19", "label": "psql \u547d\u4ee4\u884c\u9009\u9879\u53ca\u5b8c\u6574\u624b\u518c"}], "description": ["\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002"], "manual_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/19/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/19/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/19/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "manual_path": "app-psql.html#APP-PSQL-META-COMMAND-SET", "sections_zh": [], "localization": {"status": "same-version-reviewed-manual", "language": "zh", "source_language": "en", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "documentation_release": "19rc2"}, "description_zh": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "comparison_data": {"modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "definition": "Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\unset command. \\set without any arguments displays the names and values of all currently-set psql variables. Valid variable names can contain letters, digits, and underscores. See Variables below for details. Variable names are case-sensitive. Certain variables are special, in that they control psql 's behavior or are automatically set to reflect connection state. These variables are documented in Variables , below. Note This command is unrelated to the SQL command SET ."}, "comparison_hash": "4ccab889961521d65dc52159ba29d4e119498b265c284df8c2f916c616b0da0e", "manual_language": "zh", "description_zh_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/19/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/19/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/19/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "source_revalidation": {"kind": "static-same-version-source-and-manual-replay", "audit": "wiki-audit-20261023", "runtime_rerun": false, "compared_fields": "entity membership and source-derived facts; presentation markup normalized", "source_revision": "5e06fe0541cd1f62a9fc1a66c342c19a2944ff3c98281bfbdb1d4a6d6d53fe2f", "previous_source_revision": "1bbbbf4133d426f0e4304010688d2984c30fb67df0cc3a61b3e37eb3f6f37833"}, "documentation_revision": {"inputs": [{"file": "app-psql.html", "kind": "same-version-reviewed-manual", "locale": "en", "sha256": "88aeb3d77ad0a535a6a363215f0ac18936c368ac157e694ad30fea3c1ee30218", "version": "19rc2"}, {"file": "app-psql.html", "kind": "same-version-reviewed-manual", "locale": "zh-Hans", "sha256": "7c244fc95f382349e2864e47925de5baa9fd870b49efe597bdf30e0ffc365f68", 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\u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684 \u53d8\u91cf \u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002", "description_zh_html": "<p>psql \u547d\u4ee4 \\set [ name [ value [ ... ] ] ]\u3002</p><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/zh/docs/devel/app-psql.html#APP-PSQL-VARIABLES\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/zh/docs/devel/app-psql.html#APP-PSQL-VARIABLES\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/zh/docs/devel/sql-set.html\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd><p><a href=\"/zh/docs/devel/app-psql.html#APP-PSQL-META-COMMAND-SET\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002 \\set \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 psql \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002 \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684 \u53d8\u91cf \u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002", "version": "20", "link_map": {"/zh/docs/devel/sql-set.html": "/docs/devel/sql-set.html", "/zh/docs/devel/app-psql.html#APP-PSQL-VARIABLES": "/docs/devel/app-psql.html#APP-PSQL-VARIABLES", "/zh/docs/devel/app-psql.html#APP-PSQL-META-COMMAND-SET": "/docs/devel/app-psql.html#APP-PSQL-META-COMMAND-SET"}, "body_html": "<p>psql \u547d\u4ee4 \\set [ name [ value [ ... ] ] ]\u3002</p><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><dd><p>\n        \u8bbe\u7f6e <span>psql</span> \u53d8\u91cf <em><code>name</code></em> \u4e3a <em><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code>\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code>\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span>psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a href=\"/zh/docs/devel/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span>psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a href=\"/zh/docs/devel/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div><h3>\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym>SQL</acronym> \u547d\u4ee4 <a href=\"/zh/docs/devel/sql-set.html\" rel=\"nofollow\"><code>SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd><p><a href=\"/zh/docs/devel/app-psql.html#APP-PSQL-META-COMMAND-SET\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "a8eed16def56c4fc7fa5ac8a30086e8c6030669f3d897aff33224a59f1b94fa2", "content_hash": "de9c1e9d85872ebca4fb51694b6ea109b784d148a64c278ff8b475d18b3e67a0", "source_database": "center", "source_revision": "3cd0885bb4eccdbaac1a21177cc639e9031e54bd8ea6536c45224b5563354ce2"}, "modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "tables_zh": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=20", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "description": ["\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002 \\set \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 psql \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002 \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684 \u53d8\u91cf \u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002"], "manual_html": "", "manual_path": "app-psql.html#APP-PSQL-META-COMMAND-SET", "sections_zh": [], "localization": {"status": "complete", "sources": [{"url": "/docs/devel/app-psql.html", "method": "same-major semantic node", "sha256": "1590b6e290ad21fe3ac1c1549628841ae426d1cd07a8f808789207878dbee5ab", "language": "zh", "matched_nodes": ["#APP-PSQL/div[5]/div[1]/dl[0]/dd[43]/div[1]/h3[0]", "#APP-PSQL/div[7]/div[3]/div[11]/dl[0]/dd[173]/div[4]/p[1]", "#APP-PSQL/div[7]/div[3]/div[11]/dl[0]/dd[173]/p[0]", "#APP-PSQL/div[7]/div[3]/div[11]/dl[0]/dd[173]/p[1]", "#APP-PSQL/div[7]/div[3]/div[11]/dl[0]/dd[173]/p[2]", "#APP-PSQL/div[7]/div[3]/div[11]/dl[0]/dd[173]/p[3]"]}], "language": "zh", "original_text": {"/summary": "Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\unset command.", "/category": "Scripting and assistance", "/versions/20/description/0": "Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\unset command.", "/versions/20/facts/0/label": "Client", "/versions/20/facts/1/label": "Case-sensitive spelling", "/versions/20/tables/0/title": "Spellings in this manual definition", "/versions/20/related/0/label": "psql command-line options and complete manual", "/versions/20/tables/0/columns/0/label": "Command", "/versions/20/tables/0/columns/1/label": "Documented suffix modifiers", "/versions/20/tables/0/rows/0/modifiers": "None listed in this signature"}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "7018dda5770aee7194b792dba417278977bf845f6bdb96dd88f9115794695bbb", "canonical_center_text_hash": "de9c1e9d85872ebca4fb51694b6ea109b784d148a64c278ff8b475d18b3e67a0"}, "description_zh": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002 \\set \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 psql \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002 \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684 \u53d8\u91cf \u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002 \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 psql \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684 \u53d8\u91cf \u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002 \u6ce8\u610f \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 SET \u65e0\u5173\u3002", "comparison_data": {"modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "definition": "Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\unset command. \\set without any arguments displays the names and values of all currently-set psql variables. Valid variable names can contain letters, digits, and underscores. See Variables below for details. Variable names are case-sensitive. Certain variables are special, in that they control psql 's behavior or are automatically set to reflect connection state. These variables are documented in Variables , below. Note This command is unrelated to the SQL command SET ."}, "comparison_hash": "4ccab889961521d65dc52159ba29d4e119498b265c284df8c2f916c616b0da0e", "manual_language": "zh", "description_zh_html": "<p>psql \u547d\u4ee4 \\set [ name [ value [ ... ] ] ]\u3002</p><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><dd><p>\n        \u8bbe\u7f6e <span>psql</span> \u53d8\u91cf <em><code>name</code></em> \u4e3a <em><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code>\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code>\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span>psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a href=\"/zh/docs/devel/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span>psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a href=\"/zh/docs/devel/app-psql.html#APP-PSQL-VARIABLES\" rel=\"nofollow\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div><h3>\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym>SQL</acronym> \u547d\u4ee4 <a href=\"/zh/docs/devel/sql-set.html\" rel=\"nofollow\"><code>SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd><p><a href=\"/zh/docs/devel/app-psql.html#APP-PSQL-META-COMMAND-SET\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "source_revalidation": {"kind": "static-same-version-source-and-manual-replay", "audit": "wiki-audit-20261023", "runtime_rerun": false, "compared_fields": "entity membership and source-derived facts; presentation markup normalized", "source_revision": "3cd0885bb4eccdbaac1a21177cc639e9031e54bd8ea6536c45224b5563354ce2", "previous_source_revision": "2eba5e0fd4c3bffb2803247b6cd537878e9d6ee5a6dfbe3c50ece8b421b80918"}}}}, "snapshot": {"lang": "zh", "facts": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 18.7"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "tables": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=18", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "command": "\\set", "related": [{"url": "/wiki/tool/psql/?v=18", "label": "psql \u547d\u4ee4\u884c\u9009\u9879\u53ca\u5b8c\u6574\u624b\u518c"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v18.7/postgresql-18.7.tar.bz2", "label": "18.7", "major": "18", "channel": "stable", "manifest": {"major": "18", "release": "18.7", "source_url": "https://ftp.postgresql.org/pub/source/v18.7/postgresql-18.7.tar.bz2", "source_sha256": "441dfae4280cae3e0425e5f876f80559fb0731c140f1aae22b3e5a54d0411bfd"}, "revision": "1b2d62b4845aa46374f2cb680f95d3392322cc8128646992ae4e18d0e7084915", "evidence_kind": "English manual and source declarations", "source_sha256": "441dfae4280cae3e0425e5f876f80559fb0731c140f1aae22b3e5a54d0411bfd"}, "sources": [{"url": "/docs/18/app-psql.html#APP-PSQL-META-COMMAND-SET", "file": "app-psql.html", "label": "18.7 English manual \u00b7 app-psql.html", "anchor": "APP-PSQL-META-COMMAND-SET", "sha256": "af50448485df02bdef2b72b8347192ba029c7082b8d0392ecb17db44ad533aaf"}], "zh_from": "same-version-manual", "facts_zh": [{"label": "\u5ba2\u6237\u7aef", "value": "psql 18.7"}, {"label": "\u533a\u5206\u5927\u5c0f\u5199\u7684\u5199\u6cd5", "value": "\\set"}], "sections": [], "center_zh": {"locale": "zh-Hans", "payload": {"description_zh": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "description_zh_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/18/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>"}, "summary": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "body_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/18/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "body_sha256": "1dd00af62f567886f2692190bfcfbf6f82d99d0318640825f0c0a6a2b62bde6f", "content_hash": "764b0dbe63556188653362c775552a5bb192394eba4bf3339a08e201f55e2c69", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "definition_version": "18", "documentation_release": "18.7"}, "modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "tables_zh": [{"key": "spellings", "rows": [{"command": {"url": "/wiki/psql/cmd-73-65-74/?v=18", "text": "\\set"}, "modifiers": "\u6b64\u8bed\u6cd5\u7b7e\u540d\u672a\u5217\u51fa"}], "title": "\u672c\u7248\u624b\u518c\u4e2d\u7684\u5199\u6cd5", "columns": [{"key": "command", "label": "\u547d\u4ee4"}, {"key": "modifiers", "label": "\u624b\u518c\u4e2d\u7684\u540e\u7f00\u4fee\u9970\u7b26"}]}], "related_zh": [{"url": "/wiki/tool/psql/?v=18", "label": "psql \u547d\u4ee4\u884c\u9009\u9879\u53ca\u5b8c\u6574\u624b\u518c"}], "description": ["\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002"], "manual_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/18/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "manual_path": "app-psql.html#APP-PSQL-META-COMMAND-SET", "sections_zh": [], "localization": {"status": "same-version-reviewed-manual", "language": "zh", "source_language": "en", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "documentation_release": "18.7"}, "description_zh": "\u8bbe\u7f6e psql \u53d8\u91cf name \u4e3a value \uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528 \\unset \u547d\u4ee4\u3002", "comparison_data": {"modifiers": [], "signature": "\\set [ name [ value [ ... ] ] ]", "spellings": ["\\set"], "definition": "Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\unset command. \\set without any arguments displays the names and values of all currently-set psql variables. Valid variable names can contain letters, digits, and underscores. See Variables below for details. Variable names are case-sensitive. Certain variables are special, in that they control psql 's behavior or are automatically set to reflect connection state. These variables are documented in Variables , below. Note This command is unrelated to the SQL command SET ."}, "comparison_hash": "4ccab889961521d65dc52159ba29d4e119498b265c284df8c2f916c616b0da0e", "manual_language": "zh", "description_zh_html": "<dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e <acronym class=\"acronym\">SQL</acronym> \u547d\u4ee4 <a class=\"link\" href=\"/docs/18/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd>", "documentation_revision": {"inputs": [{"file": "app-psql.html", "kind": "same-version-reviewed-manual", "locale": "en", "sha256": "af50448485df02bdef2b72b8347192ba029c7082b8d0392ecb17db44ad533aaf", "version": "18.7"}, {"file": "app-psql.html", "kind": "same-version-reviewed-manual", "locale": "zh-Hans", "sha256": "cb475c53a16d9e06358f5e6c9c5649645db92568cfd319f230c62c9f57ae090b", "version": "18.7"}], "release": "18.7", "source_revision": "pgdoc:b9f0e7232f60f380d642ac9b99226606c254b552", "runtime_remeasured": false}, "center_zh_rendered": "<dl><dd><p>\n        \u8bbe\u7f6e <span class=\"application\">psql</span> \u53d8\u91cf <em class=\"replaceable\"><code>name</code></em> \u4e3a <em class=\"replaceable\"><code>value</code></em>\uff0c\u5982\u679c\u7ed9\u51fa\u591a\u4e2a\u503c\uff0c\u5219\u8bbe\u7f6e\u4e3a\u6240\u6709\u503c\u7684\u8fde\u63a5\u3002\u5982\u679c\u53ea\u7ed9\u51fa\u4e00\u4e2a\u53c2\u6570\uff0c\u5219\u5c06\u53d8\u91cf\u8bbe\u7f6e\u4e3a\u7a7a\u5b57\u7b26\u4e32\u503c\u3002\u8981\u53d6\u6d88\u53d8\u91cf\u8bbe\u7f6e\uff0c\u8bf7\u4f7f\u7528<code class=\"command\">\\unset</code> \u547d\u4ee4\u3002\n        </p><p><code class=\"command\">\\set</code> \u6ca1\u6709\u4efb\u4f55\u53c2\u6570\u65f6\uff0c\u663e\u793a\u5f53\u524d\u8bbe\u7f6e\u7684\u6240\u6709 <span class=\"application\">psql</span> \u53d8\u91cf\u7684\u540d\u79f0\u548c\u503c\u3002</p><p>\n        \u6709\u6548\u7684\u53d8\u91cf\u540d\u53ef\u4ee5\u5305\u542b\u5b57\u6bcd\u3001\u6570\u5b57\u548c\u4e0b\u5212\u7ebf\u3002\u6709\u5173\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u89c1\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u3002\u53d8\u91cf\u540d\u533a\u5206\u5927\u5c0f\u5199\u3002\n        </p><p>\n        \u67d0\u4e9b\u53d8\u91cf\u662f\u7279\u6b8a\u7684\uff0c\u5b83\u4eec\u63a7\u5236 <span class=\"application\">psql</span> \u7684\u884c\u4e3a\u6216\u8005\u81ea\u52a8\u8bbe\u7f6e\u4ee5\u53cd\u6620\u8fde\u63a5\u72b6\u6001\u3002\u8fd9\u4e9b\u53d8\u91cf\u5728\u4e0b\u9762\u7684<a class=\"xref\" href=\"/docs/18/app-psql.html#APP-PSQL-VARIABLES\" title=\"\u53d8\u91cf\">\u53d8\u91cf</a>\u4e2d\u6709\u6587\u6863\u8bb0\u5f55\u3002\n        </p><div class=\"note\"><h3 class=\"title\">\u6ce8\u610f</h3><p>\n        \u8fd9\u4e2a\u547d\u4ee4\u4e0e SQL \u547d\u4ee4 <a class=\"link\" href=\"/docs/18/sql-set.html\" title=\"SET\"><code class=\"command\">SET</code></a> \u65e0\u5173\u3002\n        </p></div></dd></dl>"}, "comparison": {"left": "12", "right": "13", "status": "changed", "diff": "--- PostgreSQL 12\n+++ PostgreSQL 13\n@@ -1,5 +1,5 @@\n {\n-  \"definition\": \"Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\\\unset command. \\\\set without any arguments displays the names and values of all currently-set psql variables. Valid variable names can contain letters, digits, and underscores. See the section Variables below for details. Variable names are case-sensitive. Certain variables are special, in that they control psql 's behavior or are automatically set to reflect connection state. These variables are documented in Variables , below. Note This command is unrelated to the SQL command SET .\",\n+  \"definition\": \"Sets the psql variable name to value , or if more than one value is given, to the concatenation of all of them. If only one argument is given, the variable is set to an empty-string value. To unset a variable, use the \\\\unset command. \\\\set without any arguments displays the names and values of all currently-set psql variables. Valid variable names can contain letters, digits, and underscores. See Variables below for details. Variable names are case-sensitive. Certain variables are special, in that they control psql 's behavior or are automatically set to reflect connection state. These variables are documented in Variables , below. Note This command is unrelated to the SQL command SET .\",\n   \"modifiers\": [],\n   \"signature\": \"\\\\set [ name [ value [ ... ] ] ]\",\n   \"spellings\": ["}}