{"kind": "metric", "major": "18", "item": {"slug": "pg_stat_user_tables-last_vacuum", "name": "pg_stat_user_tables.last_vacuum", "name_zh": "", "category": "pg_stat_user_tables", "summary": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "aliases": ["last_vacuum", "pg_stat_user_tables"], "content_hash": "d66fba69f7963db0e2dd96600a3db3ef478cff20d27e10a74235ba60c099abae", "versions": {"10": {"view": "pg_stat_user_tables", "facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "field": "last_vacuum", "tables": [], "related": [{"url": "/wiki/catalog/pg_stat_user_tables/?v=10", "label": "pg_stat_user_tables \u5b57\u6bb5"}, {"url": "/docs/10/monitoring-stats.html", "label": "\u7edf\u8ba1\u6536\u96c6\u4e0e\u91cd\u7f6e\u51fd\u6570"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v10.23/postgresql-10.23.tar.bz2", "label": "10.23", "major": "10", "channel": "stable", "revision": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "sources": [{"url": "/docs/10/monitoring-stats.html#id-1.6.15.7.6.7.2.2.7.1.2", "path": "monitoring-stats.html", "label": "PostgreSQL 10 English manual", "sha256": "8b88457ddc21d8cbc59bc88fb9e07a79090419ef77c3d7f05b03e0f66a2bac3f"}], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/10/monitoring-stats.html#", "anchor": "", "column": "last_vacuum", "locale": "zh-Hans", "version": "10", "build_id": 63, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": 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pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "sql_type": "timestamp with time zone", "center_zh": {"title": "pg_stat_user_tables.last_vacuum", "locale": "zh-Hans", "source": {"key": "pg_stat_user_tables-last_vacuum", "locale": "zh-Hans", "version": "10", "text_hash": "afb2eddb48e47f17f942ab2708a3421b47f3163bf43579aeb5c4c2bc517b48cc", 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["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/10/monitoring-stats.html#\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "version": "10", "link_map": {"/zh/docs/10/monitoring-stats.html": "/docs/10/monitoring-stats.html"}, "body_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/10/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "27d51df53fb3a43c2abda92152574a2cafc33021bbcc64aa1522119acfe87bae", "content_hash": "afb2eddb48e47f17f942ab2708a3421b47f3163bf43579aeb5c4c2bc517b48cc", "source_database": "center", "source_revision": "94a4b2528372458e5662c18d406629266667c437198160a18cdfd2c4a4d6eee9"}, "signature": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "tables_zh": [], "documented": true, "description": ["\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09"], "manual_html": "", "manual_path": "/docs/10/monitoring-stats.html", "sections_zh": 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No per-field reset rule is inferred from the field name.", "/versions/10/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "b429b5068895a10c0f72f796c7fcf7fc5bf10cc10319731107c25c107642f524", "canonical_center_text_hash": "afb2eddb48e47f17f942ab2708a3421b47f3163bf43579aeb5c4c2bc517b48cc"}, "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "comparison_data": {"view": "pg_stat_user_tables", "field": "last_vacuum", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "8dfe273baae35873f9ec56a9639707530fdbbd095d5502f3b3cda69d0ece1869", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "<p>pg_stat_user_tables.last_vacuum 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"\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "sql_type": "timestamp with time zone", "center_zh": {"title": "pg_stat_user_tables.last_vacuum", "locale": "zh-Hans", "source": {"key": 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"last_vacuum", "locale": "zh-Hans", "version": "11", "build_id": 64, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "2bd0ab0ada5d4a95c80dd511d5018532613c2753b6c2debc208355ba0cf80625", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:ef5c7bc074acae9795db16e6b7482aea3b222bd4bcce0f76831332b97a21e8a1"}, "body_sha256": "cd55720efbb9a8781be7e99621fbe01632d0cf9817cdb812f29a291a0fda6949", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/11/monitoring-stats.html#\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "version": "11", "link_map": {"/zh/docs/11/monitoring-stats.html": "/docs/11/monitoring-stats.html"}, "body_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/11/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "cee959c0d268ded8478555c3157cbd3831efab707af69d5f6835ec23ec809796", "content_hash": "93fd42fbc06a33c4042fce1a93699c9dd806e3399ddc52516903ccde773ca5b9", "source_database": "center", "source_revision": "2cb7c97d7a0d7278851bbc9c61f467b69c094c72b81740b751108e7892ebe1f0"}, "signature": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "tables_zh": [], "documented": true, "description": ["\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09"], "manual_html": "", "manual_path": "/docs/11/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "source_only": false, "localization": {"status": "complete", "sources": [], "language": "zh", "original_text": {"/versions/11/description/0": "Last time at which this table was manually vacuumed (not counting VACUUM FULL)", 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No per-field reset rule is inferred from the field name.", "/versions/11/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "5b1e0372867a125b18ee91e9467a32ed53b4b9c03cfb8f8bea36c2e6534fd864", "canonical_center_text_hash": "93fd42fbc06a33c4042fce1a93699c9dd806e3399ddc52516903ccde773ca5b9"}, "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "comparison_data": {"view": "pg_stat_user_tables", "field": "last_vacuum", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "8dfe273baae35873f9ec56a9639707530fdbbd095d5502f3b3cda69d0ece1869", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "<p>pg_stat_user_tables.last_vacuum 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"\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "field": "last_vacuum", "tables": [], "related": [{"url": "/wiki/catalog/pg_stat_user_tables/?v=12", "label": "pg_stat_user_tables \u5b57\u6bb5"}, {"url": "/docs/12/monitoring-stats.html", "label": "\u7edf\u8ba1\u6536\u96c6\u4e0e\u91cd\u7f6e\u51fd\u6570"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v12.22/postgresql-12.22.tar.bz2", "label": "12.22", "major": "12", "channel": "stable", "revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "sources": [{"url": "/docs/12/monitoring-stats.html#id-1.6.14.7.6.8.2.2.7.1.2", "path": "monitoring-stats.html", "label": "PostgreSQL 12 English manual", "sha256": "3a764eaa784efc0eed1081cdfc2bf313c91bd17122d66dd16055d8b640320699"}], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/12/monitoring-stats.html#", "anchor": "", "column": "last_vacuum", "locale": 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"pg_stat_user_tables-last_vacuum", "locale": "zh-Hans", "version": "12", "text_hash": "e552b13e749f158d68b1cb9a9a888a4610cb87f4cca7f068136af35a6bc07ffc", "collection": "metric", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "payload": {"facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/12/monitoring-stats.html#", "anchor": "", "column": "last_vacuum", "locale": "zh-Hans", "version": "12", "build_id": 65, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "1807d9852353a1af2b64d546fb3be93143b4831734c8d432737488e3037ac9f1", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:86d2ff781f93e1de17122ebc514d5e64fcb63fed15941f496d7e146c6dcc7a49"}, "body_sha256": "310ec21b190d5f0f60b0cdf46eb26258465521519931d48068ace8be3b79e5c1", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/12/monitoring-stats.html#\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "version": "12", "link_map": {"/zh/docs/12/monitoring-stats.html": "/docs/12/monitoring-stats.html"}, "body_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/12/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "eccae1752b30f8b91c6f6e1b2e0519d5255d3474159bb3ef906aa233bd225ec9", "content_hash": "e552b13e749f158d68b1cb9a9a888a4610cb87f4cca7f068136af35a6bc07ffc", "source_database": "center", "source_revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "signature": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "tables_zh": [], "documented": true, "description": ["\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09"], "manual_html": "", "manual_path": "/docs/12/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "source_only": false, "localization": {"status": "complete", "sources": [], "language": "zh", "original_text": {"/versions/12/description/0": "Last time at which this table was manually vacuumed (not counting VACUUM FULL)", "/versions/12/facts/0/label": "View", "/versions/12/facts/1/label": "Field", "/versions/12/facts/2/label": "SQL type", "/versions/12/facts/3/label": "Units named in the field definition", "/versions/12/facts/3/value": "Not specified", "/versions/12/facts/4/label": "Reset observation", "/versions/12/facts/4/value": "No stats_reset field is documented for this view", "/versions/12/related/0/label": "pg_stat_user_tables columns", "/versions/12/related/1/label": "Statistics collection and reset functions", "/versions/12/sections/0/title": "View semantics", "/versions/12/sections/1/title": "Collection and reset context", "/versions/12/sections/2/title": "Inspect this field", "/versions/12/sections/0/paragraphs/0": "Same as pg_stat_all_tables, except that only user tables are shown.", "/versions/12/sections/1/paragraphs/0": "Read the same-version statistics collection and view documentation below for reset scope and visibility. No per-field reset rule is inferred from the field name.", "/versions/12/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "aef66db39de446dd206fdc2b046162a992d85411705f455d346820808e42b063", "canonical_center_text_hash": "e552b13e749f158d68b1cb9a9a888a4610cb87f4cca7f068136af35a6bc07ffc"}, "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "comparison_data": {"view": "pg_stat_user_tables", "field": "last_vacuum", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "8dfe273baae35873f9ec56a9639707530fdbbd095d5502f3b3cda69d0ece1869", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/12/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "13": {"view": "pg_stat_user_tables", "facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "field": "last_vacuum", "tables": [], "related": [{"url": "/wiki/catalog/pg_stat_user_tables/?v=13", "label": "pg_stat_user_tables \u5b57\u6bb5"}, {"url": "/docs/13/monitoring-stats.html", "label": "\u7edf\u8ba1\u6536\u96c6\u4e0e\u91cd\u7f6e\u51fd\u6570"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v13.23/postgresql-13.23.tar.bz2", "label": "13.23", "major": "13", "channel": "stable", "revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "sources": [{"url": "/docs/13/monitoring-stats.html#id-1.6.14.7.6.8.2.2.7.1.2", "path": "monitoring-stats.html", "label": "PostgreSQL 13 English manual", "sha256": "a8ec0d199d592259f260a41ccb2821e582cd6dae1014a784e1e86203740afcb0"}], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/13/monitoring-stats.html#", "anchor": "", "column": "last_vacuum", "locale": "zh-Hans", "version": "13", "build_id": 66, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "57373e7034db8002ff131250ff4fe83a8251455fad5580597598b0863a245ece", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:a13a825c39f0268ef1cfe9137e283e38d0da73b2d7894f0733c7b26372a4f6a4"}, "body_sha256": "0fd62568d73e55bace18071cf99be32c0cf736aeed38227b058e564a1e72f0a4", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "facts_zh": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "sql_type": "timestamp with time zone", "center_zh": {"title": "pg_stat_user_tables.last_vacuum", "locale": "zh-Hans", "source": {"key": "pg_stat_user_tables-last_vacuum", "locale": "zh-Hans", "version": "13", "text_hash": "f59948e6b22b068692bf93c5ea39eb74a939a41ac4bfdf162e40df87aa0ca27c", "collection": "metric", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "payload": {"facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/13/monitoring-stats.html#", "anchor": "", "column": "last_vacuum", "locale": "zh-Hans", "version": "13", "build_id": 66, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "57373e7034db8002ff131250ff4fe83a8251455fad5580597598b0863a245ece", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "snapshot:sha256:a13a825c39f0268ef1cfe9137e283e38d0da73b2d7894f0733c7b26372a4f6a4"}, "body_sha256": "0fd62568d73e55bace18071cf99be32c0cf736aeed38227b058e564a1e72f0a4", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/13/monitoring-stats.html#\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "version": "13", "link_map": {"/zh/docs/13/monitoring-stats.html": "/docs/13/monitoring-stats.html"}, "body_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/13/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "08406edc0d625b97d0d0d02a679139ec7222b93a148474121ad146ac2a7bcabb", "content_hash": "f59948e6b22b068692bf93c5ea39eb74a939a41ac4bfdf162e40df87aa0ca27c", "source_database": "center", "source_revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "signature": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "tables_zh": [], "documented": true, "description": ["\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09"], "manual_html": "", "manual_path": "/docs/13/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "source_only": false, "localization": {"status": "complete", "sources": [], "language": "zh", "original_text": {"/versions/13/description/0": "Last time at which this table was manually vacuumed (not counting VACUUM FULL)", "/versions/13/facts/0/label": "View", "/versions/13/facts/1/label": "Field", "/versions/13/facts/2/label": "SQL type", "/versions/13/facts/3/label": "Units named in the field definition", "/versions/13/facts/3/value": "Not specified", "/versions/13/facts/4/label": "Reset observation", "/versions/13/facts/4/value": "No stats_reset field is documented for this view", "/versions/13/related/0/label": "pg_stat_user_tables columns", "/versions/13/related/1/label": "Statistics collection and reset functions", "/versions/13/sections/0/title": "View semantics", "/versions/13/sections/1/title": "Collection and reset context", "/versions/13/sections/2/title": "Inspect this field", "/versions/13/sections/0/paragraphs/0": "Same as pg_stat_all_tables, except that only user tables are shown.", "/versions/13/sections/1/paragraphs/0": "Read the same-version statistics collection and view documentation below for reset scope and visibility. No per-field reset rule is inferred from the field name.", "/versions/13/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "9ea77d15cbe949c19ce34ba4ac19c2e5c2a8e576c04a545259d55a8fa5dfc7f4", "canonical_center_text_hash": "f59948e6b22b068692bf93c5ea39eb74a939a41ac4bfdf162e40df87aa0ca27c"}, "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "comparison_data": {"view": "pg_stat_user_tables", "field": "last_vacuum", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "8dfe273baae35873f9ec56a9639707530fdbbd095d5502f3b3cda69d0ece1869", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/13/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "14": {"view": "pg_stat_user_tables", "facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "field": "last_vacuum", "tables": [], "related": [{"url": "/wiki/catalog/pg_stat_user_tables/?v=14", "label": "pg_stat_user_tables \u5b57\u6bb5"}, {"url": "/docs/14/monitoring-stats.html", "label": "\u7edf\u8ba1\u6536\u96c6\u4e0e\u91cd\u7f6e\u51fd\u6570"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v14.24/postgresql-14.24.tar.bz2", "label": "14.24", "major": "14", "channel": "stable", "revision": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "sources": [{"url": "/docs/14/monitoring-stats.html#id-1.6.15.7.6.8.2.2.8.1.2", "path": "monitoring-stats.html", "label": "PostgreSQL 14 English manual", "sha256": "1852c6205d68e465d08dd8f75e3b6bfdd4a475ee8d79886e2dcff6bff8e2d243"}], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/14/monitoring-stats.html#", "anchor": "", "column": "last_vacuum", "locale": "zh-Hans", "version": "14", "build_id": 99, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "5d0b3feda6ee0197d76fdc68b8b0b9837def8844a3463bc79c380c92ca629dbb", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:87e6aa4fd6e1ec85c5f4a6de4f5647cfd9e5de734ca2c266d32b6d6192c662ef"}, "body_sha256": "40a01d015e5bc4c34e660394b65042e993c124068a46db05fbaa5ccf60203441", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "facts_zh": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "sql_type": "timestamp with time zone", "center_zh": {"title": "pg_stat_user_tables.last_vacuum", "locale": "zh-Hans", "source": {"key": "pg_stat_user_tables-last_vacuum", "locale": "zh-Hans", "version": "14", "text_hash": "55eb47a73f66dc76583a68e502a4bc07163144c4b81e5d65d42681d24da1f255", "collection": "metric", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "payload": {"facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/14/monitoring-stats.html#", "anchor": "", "column": "last_vacuum", "locale": "zh-Hans", "version": "14", "build_id": 99, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "5d0b3feda6ee0197d76fdc68b8b0b9837def8844a3463bc79c380c92ca629dbb", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:87e6aa4fd6e1ec85c5f4a6de4f5647cfd9e5de734ca2c266d32b6d6192c662ef"}, "body_sha256": "40a01d015e5bc4c34e660394b65042e993c124068a46db05fbaa5ccf60203441", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/14/monitoring-stats.html#\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "version": "14", "link_map": {"/zh/docs/14/monitoring-stats.html": "/docs/14/monitoring-stats.html"}, "body_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/14/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "8623a6462ed03ad84807e08cbf71d70f5bdf8b10bb3711945da9e7076142bc27", "content_hash": "55eb47a73f66dc76583a68e502a4bc07163144c4b81e5d65d42681d24da1f255", "source_database": "center", "source_revision": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "signature": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "tables_zh": [], "documented": true, "description": ["\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09"], "manual_html": "", "manual_path": "/docs/14/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "source_only": false, "localization": {"status": "complete", "sources": [], "language": "zh", "original_text": {"/versions/14/description/0": "Last time at which this table was manually vacuumed (not counting VACUUM FULL)", "/versions/14/facts/0/label": "View", "/versions/14/facts/1/label": "Field", "/versions/14/facts/2/label": "SQL type", "/versions/14/facts/3/label": "Units named in the field definition", "/versions/14/facts/3/value": "Not specified", "/versions/14/facts/4/label": "Reset observation", "/versions/14/facts/4/value": "No stats_reset field is documented for this view", "/versions/14/related/0/label": "pg_stat_user_tables columns", "/versions/14/related/1/label": "Statistics collection and reset functions", "/versions/14/sections/0/title": "View semantics", "/versions/14/sections/1/title": "Collection and reset context", "/versions/14/sections/2/title": "Inspect this field", "/versions/14/sections/0/paragraphs/0": "Same as pg_stat_all_tables, except that only user tables are shown.", "/versions/14/sections/1/paragraphs/0": "Read the same-version statistics collection and view documentation below for reset scope and visibility. No per-field reset rule is inferred from the field name.", "/versions/14/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "ced78134aba486a8ab56ac8262135ab8668b6c2dfbde0376223b63702f68647b", "canonical_center_text_hash": "55eb47a73f66dc76583a68e502a4bc07163144c4b81e5d65d42681d24da1f255"}, "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "comparison_data": {"view": "pg_stat_user_tables", "field": "last_vacuum", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "8dfe273baae35873f9ec56a9639707530fdbbd095d5502f3b3cda69d0ece1869", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/14/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "15": {"view": "pg_stat_user_tables", "facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "field": "last_vacuum", "tables": [], "related": [{"url": "/wiki/catalog/pg_stat_user_tables/?v=15", "label": "pg_stat_user_tables \u5b57\u6bb5"}, {"url": "/docs/15/monitoring-stats.html", "label": "\u7edf\u8ba1\u6536\u96c6\u4e0e\u91cd\u7f6e\u51fd\u6570"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v15.19/postgresql-15.19.tar.bz2", "label": "15.19", "major": "15", "channel": "stable", "revision": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "sources": [{"url": "/docs/15/monitoring-stats.html#id-1.6.15.7.6.8.2.2.8.1.2", "path": "monitoring-stats.html", "label": "PostgreSQL 15 English manual", "sha256": "034c0a2e99e6707e637bf4d6cfd819d39eddc1b4b7c1ec2a00f0b4f0fdb0a078"}], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/15/monitoring-stats.html#", "anchor": "", "column": "last_vacuum", "locale": "zh-Hans", "version": "15", "build_id": 101, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "a1f491ce4744d3b72b0eced7fad7c91762a4a8ba5ce0d61094b0616668450592", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:6bce1a2df9170cb1146a1411c5547190856638221a6539e618ee1016c9f493ad"}, "body_sha256": "e843d22dc4d4e3fc708b57649631b525bcb9ae3b7896ab1d521842a02fe2f78a", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "facts_zh": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": 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"locale": "zh-Hans", "source": {"key": "pg_stat_user_tables-last_vacuum", "locale": "zh-Hans", "version": "15", "text_hash": "825667ac7eee27b0ba5e857d1130c5ac666c83a2ded7043305b4868016c53c2e", "collection": "metric", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "payload": {"facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/15/monitoring-stats.html#", "anchor": "", "column": "last_vacuum", "locale": "zh-Hans", "version": "15", "build_id": 101, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "a1f491ce4744d3b72b0eced7fad7c91762a4a8ba5ce0d61094b0616668450592", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:6bce1a2df9170cb1146a1411c5547190856638221a6539e618ee1016c9f493ad"}, "body_sha256": "e843d22dc4d4e3fc708b57649631b525bcb9ae3b7896ab1d521842a02fe2f78a", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/15/monitoring-stats.html#\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "version": "15", "link_map": {"/zh/docs/15/monitoring-stats.html": "/docs/15/monitoring-stats.html"}, "body_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/15/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "82224d722eeca9cc37fbb70b651674c388dda48d147d9e367e83f9f0f48750b9", "content_hash": "825667ac7eee27b0ba5e857d1130c5ac666c83a2ded7043305b4868016c53c2e", "source_database": "center", "source_revision": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "signature": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "tables_zh": [], "documented": true, "description": ["\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09"], "manual_html": "", "manual_path": "/docs/15/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "source_only": false, "localization": {"status": "complete", "sources": [], "language": "zh", "original_text": {"/versions/15/description/0": "Last time at which this table was manually vacuumed (not counting VACUUM FULL)", "/versions/15/facts/0/label": "View", "/versions/15/facts/1/label": "Field", "/versions/15/facts/2/label": "SQL type", "/versions/15/facts/3/label": "Units named in the field definition", "/versions/15/facts/3/value": "Not specified", "/versions/15/facts/4/label": "Reset observation", "/versions/15/facts/4/value": "No stats_reset field is documented for this view", "/versions/15/related/0/label": "pg_stat_user_tables columns", "/versions/15/related/1/label": "Statistics collection and reset functions", "/versions/15/sections/0/title": "View semantics", "/versions/15/sections/1/title": "Collection and reset context", "/versions/15/sections/2/title": "Inspect this field", "/versions/15/sections/0/paragraphs/0": "Same as pg_stat_all_tables, except that only user tables are shown.", "/versions/15/sections/1/paragraphs/0": "Read the same-version statistics collection and view documentation below for reset scope and visibility. No per-field reset rule is inferred from the field name.", "/versions/15/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "ab79412edc80d243904fb02b3c560e7ec14fc8ba3bc3e20b71d84cd2da00eaaa", "canonical_center_text_hash": "825667ac7eee27b0ba5e857d1130c5ac666c83a2ded7043305b4868016c53c2e"}, "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "comparison_data": {"view": "pg_stat_user_tables", "field": "last_vacuum", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "8dfe273baae35873f9ec56a9639707530fdbbd095d5502f3b3cda69d0ece1869", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/15/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "16": {"view": "pg_stat_user_tables", "facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "field": "last_vacuum", "tables": [], "related": [{"url": "/wiki/catalog/pg_stat_user_tables/?v=16", "label": "pg_stat_user_tables \u5b57\u6bb5"}, {"url": "/docs/16/monitoring-stats.html", "label": "\u7edf\u8ba1\u6536\u96c6\u4e0e\u91cd\u7f6e\u51fd\u6570"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v16.15/postgresql-16.15.tar.bz2", "label": "16.15", "major": "16", "channel": "stable", "revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "sources": [{"url": "/docs/16/monitoring-stats.html#id-1.6.15.7.6.8.2.2.12.1.2", "path": "monitoring-stats.html", "label": "PostgreSQL 16 English manual", "sha256": "a4c274defe8a41ff2895040cd542b5499063b844669ff3336de1a1317c3fe086"}], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/16/monitoring-stats.html#", "anchor": "", "column": "last_vacuum", "locale": "zh-Hans", "version": "16", "build_id": 103, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "bc7073c776c27e13a8c84203c68f4913e8ee7601c38364f2b4e397c4851c8e08", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:80579a071736780f9c4022bb5148e1fb1256f1a33591306af67816e9e9bf3a9b"}, "body_sha256": "d672ca118d2df6e6aeb78d6a7e3eb08ea234e381f4ffb11568d6d680a5459e71", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "facts_zh": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "sql_type": "timestamp with time zone", "center_zh": {"title": "pg_stat_user_tables.last_vacuum", "locale": "zh-Hans", "source": {"key": "pg_stat_user_tables-last_vacuum", "locale": "zh-Hans", "version": "16", "text_hash": "c33154a4ba523137a2e8bd89c374666826d7de09352c7b27701e8ec5a66357c0", "collection": "metric", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "payload": {"facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/16/monitoring-stats.html#", "anchor": "", "column": "last_vacuum", "locale": "zh-Hans", "version": "16", "build_id": 103, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "bc7073c776c27e13a8c84203c68f4913e8ee7601c38364f2b4e397c4851c8e08", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:80579a071736780f9c4022bb5148e1fb1256f1a33591306af67816e9e9bf3a9b"}, "body_sha256": "d672ca118d2df6e6aeb78d6a7e3eb08ea234e381f4ffb11568d6d680a5459e71", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/16/monitoring-stats.html#\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "version": "16", "link_map": {"/zh/docs/16/monitoring-stats.html": "/docs/16/monitoring-stats.html"}, "body_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/16/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "bc7f1bb32204df18b0150c9adc1201bf262c8068e72a186382ddea59917d4da4", "content_hash": "c33154a4ba523137a2e8bd89c374666826d7de09352c7b27701e8ec5a66357c0", "source_database": "center", "source_revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "signature": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "tables_zh": [], "documented": true, "description": ["\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09"], "manual_html": "", "manual_path": "/docs/16/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "source_only": false, "localization": {"status": "complete", "sources": [], "language": "zh", "original_text": {"/versions/16/description/0": "Last time at which this table was manually vacuumed (not counting VACUUM FULL)", "/versions/16/facts/0/label": "View", "/versions/16/facts/1/label": "Field", "/versions/16/facts/2/label": "SQL type", "/versions/16/facts/3/label": "Units named in the field definition", "/versions/16/facts/3/value": "Not specified", "/versions/16/facts/4/label": "Reset observation", "/versions/16/facts/4/value": "No stats_reset field is documented for this view", "/versions/16/related/0/label": "pg_stat_user_tables columns", "/versions/16/related/1/label": "Statistics collection and reset functions", "/versions/16/sections/0/title": "View semantics", "/versions/16/sections/1/title": "Collection and reset context", "/versions/16/sections/2/title": "Inspect this field", "/versions/16/sections/0/paragraphs/0": "Same as pg_stat_all_tables, except that only user tables are shown.", "/versions/16/sections/1/paragraphs/0": "Read the same-version statistics collection and view documentation below for reset scope and visibility. No per-field reset rule is inferred from the field name.", "/versions/16/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "885ec8576a96bc0549b0608f91b41d8b30dd9b8b7cfd2592194d8658bf45f0c6", "canonical_center_text_hash": "c33154a4ba523137a2e8bd89c374666826d7de09352c7b27701e8ec5a66357c0"}, "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "comparison_data": {"view": "pg_stat_user_tables", "field": "last_vacuum", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "8dfe273baae35873f9ec56a9639707530fdbbd095d5502f3b3cda69d0ece1869", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/16/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "17": {"view": "pg_stat_user_tables", "facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "field": "last_vacuum", "tables": [], "related": [{"url": "/wiki/catalog/pg_stat_user_tables/?v=17", "label": "pg_stat_user_tables \u5b57\u6bb5"}, {"url": "/docs/17/monitoring-stats.html", "label": "\u7edf\u8ba1\u6536\u96c6\u4e0e\u91cd\u7f6e\u51fd\u6570"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v17.11/postgresql-17.11.tar.bz2", "label": "17.11", "major": "17", "channel": "stable", "revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "sources": [{"url": "/docs/17/monitoring-stats.html#id-1.6.14.7.6.8.2.2.13.1.2", "path": "monitoring-stats.html", "label": "PostgreSQL 17 English manual", "sha256": "007af6e8ab39b925963273ec3ba7f06f8ee6fbfaad821f07a1dc78383dbb9b99"}], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/17/monitoring-stats.html#", "anchor": "", "column": "last_vacuum", "locale": "zh-Hans", "version": "17", "build_id": 105, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "ad63a74417862b28cba663bd779186633505e5da37845bce5f2e4bf62ee55c2b", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:7340767258d21c21b36f373f1fff6bab2be18e0daca13a865129db6105c09efd"}, "body_sha256": "9200cc2ad52de0b22919f68f4289d89073633b3a1fbe892c8c297013361efd90", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "facts_zh": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "sql_type": "timestamp with time zone", "center_zh": {"title": "pg_stat_user_tables.last_vacuum", "locale": "zh-Hans", "source": {"key": "pg_stat_user_tables-last_vacuum", "locale": "zh-Hans", "version": "17", "text_hash": "e9238b0fe4702428ea4b76329a6d046cc548814c2c5924617d078f3e1a844bfa", "collection": "metric", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "payload": {"facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/17/monitoring-stats.html#", "anchor": "", "column": "last_vacuum", "locale": "zh-Hans", "version": "17", "build_id": 105, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "ad63a74417862b28cba663bd779186633505e5da37845bce5f2e4bf62ee55c2b", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:7340767258d21c21b36f373f1fff6bab2be18e0daca13a865129db6105c09efd"}, "body_sha256": "9200cc2ad52de0b22919f68f4289d89073633b3a1fbe892c8c297013361efd90", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/17/monitoring-stats.html#\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "version": "17", "link_map": {"/zh/docs/17/monitoring-stats.html": "/docs/17/monitoring-stats.html"}, "body_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/17/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "37e24e00d7f2be8ff5fcb790a96d463331f291fb939eb55dd6c743b5fffe37ff", "content_hash": "e9238b0fe4702428ea4b76329a6d046cc548814c2c5924617d078f3e1a844bfa", "source_database": "center", "source_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "signature": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "tables_zh": [], "documented": true, "description": ["\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09"], "manual_html": "", "manual_path": "/docs/17/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "source_only": false, "localization": {"status": "complete", "sources": [], "language": "zh", "original_text": {"/versions/17/description/0": "Last time at which this table was manually vacuumed (not counting VACUUM FULL)", 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"\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "sql_type": "timestamp with time zone", "center_zh": {"title": "pg_stat_user_tables.last_vacuum", "locale": "zh-Hans", "source": {"key": "pg_stat_user_tables-last_vacuum", "locale": "zh-Hans", "version": "18", "text_hash": "bb273e1c65884fae4e72fc15aa0e68e47ec26a35d001193da484b87dae1795cc", "collection": "metric", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "payload": {"facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": 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["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time 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zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/18/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "1dc683b9f86e9437dd8ae007ed180880646f52751cc18d2572c37562b8d7dd77", "content_hash": "bb273e1c65884fae4e72fc15aa0e68e47ec26a35d001193da484b87dae1795cc", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "signature": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "tables_zh": [], "documented": true, "description": ["\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09"], "manual_html": "", "manual_path": "/docs/18/monitoring-stats.html", "sections_zh": 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No per-field reset rule is inferred from the field name.", "/versions/18/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "d7eb3878e79e722a4f154582271ba779571956390420da22b70b52dd3dbbe500", "canonical_center_text_hash": "bb273e1c65884fae4e72fc15aa0e68e47ec26a35d001193da484b87dae1795cc"}, "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "comparison_data": {"view": "pg_stat_user_tables", "field": "last_vacuum", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "8dfe273baae35873f9ec56a9639707530fdbbd095d5502f3b3cda69d0ece1869", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "<p>pg_stat_user_tables.last_vacuum 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["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/19/monitoring-stats.html#\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "version": "19", "link_map": {"/zh/docs/19/monitoring-stats.html": "/docs/19/monitoring-stats.html"}, "body_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/19/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "84f94d37119373cecee9254678118899e462d351801037eb625b6d22504cd2f0", "content_hash": "91995a1d749e2cc980dc07f3f342db5a5db10251288db3567f08f2ed31e346d4", "source_database": "center", "source_revision": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701"}, "signature": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "tables_zh": [], "documented": true, "description": ["\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09"], "manual_html": "", "manual_path": "/docs/19/monitoring-stats.html", "sections_zh": 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"/versions/19/facts/0/label": "View", "/versions/19/facts/1/label": "Field", "/versions/19/facts/2/label": "SQL type", "/versions/19/facts/3/label": "Units named in the field definition", "/versions/19/facts/3/value": "Not specified", "/versions/19/facts/4/label": "Reset observation", "/versions/19/facts/4/value": "Time at which these statistics were last reset", "/versions/19/related/0/label": "pg_stat_user_tables columns", "/versions/19/related/1/label": "Statistics collection and reset functions", "/versions/19/sections/0/title": "View semantics", "/versions/19/sections/1/title": "Collection and reset context", "/versions/19/sections/2/title": "Inspect this field", "/versions/19/sections/0/paragraphs/0": "Same as pg_stat_all_tables, except that only user tables are shown.", "/versions/19/sections/1/paragraphs/0": "Read the same-version statistics collection and view documentation below for reset scope and visibility. No per-field reset rule is inferred from the field name.", "/versions/19/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "12623ee39a0495087c6c51734e8d3793c905530bdccb8b8e39ea727d96988d0d", "canonical_center_text_hash": "91995a1d749e2cc980dc07f3f342db5a5db10251288db3567f08f2ed31e346d4"}, "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "comparison_data": {"view": "pg_stat_user_tables", "field": "last_vacuum", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "8dfe273baae35873f9ec56a9639707530fdbbd095d5502f3b3cda69d0ece1869", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "<p>pg_stat_user_tables.last_vacuum 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"sha256:49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:98c980963b401d40bd50df72b909e7523e3148b8fdb48edd897de2efb67e5235"}, "body_sha256": "3ff12bb791c346d2f1b20fb3d935e53020ef25e36c6b307218ac005ba6b3f67c", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac"}, "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/devel/monitoring-stats.html#\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "version": "20", "link_map": {"/zh/docs/devel/monitoring-stats.html": "/docs/devel/monitoring-stats.html"}, "body_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/devel/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "3673527f046f9ef0056271c904e9fa74100977d82243d222b361e0aba614e06e", "content_hash": "52059b4091c02a4fec5302626e3edbee248e65722ca56b4d1f109047c991f253", "source_database": "center", "source_revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac"}, "signature": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "tables_zh": [], "documented": true, "description": ["\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09"], "manual_html": "", "manual_path": "/docs/devel/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "source_only": false, "localization": {"status": "complete", "sources": [], "language": "zh", "original_text": {"/summary": "Last time at which this table was manually vacuumed (not counting VACUUM FULL)", "/versions/20/description/0": "Last time at which this table was manually vacuumed (not counting VACUUM FULL)", "/versions/20/facts/0/label": "View", "/versions/20/facts/1/label": "Field", "/versions/20/facts/2/label": "SQL type", "/versions/20/facts/3/label": "Units named in the field definition", "/versions/20/facts/3/value": "Not specified", "/versions/20/facts/4/label": "Reset observation", "/versions/20/facts/4/value": "Time at which these statistics were last reset", "/versions/20/related/0/label": "pg_stat_user_tables columns", "/versions/20/related/1/label": "Statistics collection and reset functions", "/versions/20/sections/0/title": "View semantics", "/versions/20/sections/1/title": "Collection and reset context", "/versions/20/sections/2/title": "Inspect this field", "/versions/20/sections/0/paragraphs/0": "Same as pg_stat_all_tables, except that only user tables are shown.", "/versions/20/sections/1/paragraphs/0": "Read the same-version statistics collection and view documentation below for reset scope and visibility. No per-field reset rule is inferred from the field name.", "/versions/20/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "f210d8f035882e663bdd77e37fb607bcce4fd35c0377b36a4ea8dbe0593e2874", "canonical_center_text_hash": "52059b4091c02a4fec5302626e3edbee248e65722ca56b4d1f109047c991f253"}, "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "comparison_data": {"view": "pg_stat_user_tables", "field": "last_vacuum", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "8dfe273baae35873f9ec56a9639707530fdbbd095d5502f3b3cda69d0ece1869", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/devel/monitoring-stats.html\" 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": "documented field type and description, source-only view expressions", "source_revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac", "previous_source_revision": "4d3346909b201ac1648232cf290462a7070c119326f56196f1f0253ed80fae41"}}}}, "snapshot": {"view": "pg_stat_user_tables", "facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "field": "last_vacuum", "tables": [], "related": [{"url": "/wiki/catalog/pg_stat_user_tables/?v=18", "label": "pg_stat_user_tables \u5b57\u6bb5"}, {"url": "/docs/18/monitoring-stats.html", "label": "\u7edf\u8ba1\u6536\u96c6\u4e0e\u91cd\u7f6e\u51fd\u6570"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v18.6/postgresql-18.6.tar.bz2", "label": "18.6", "major": "18", "channel": "stable", "revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "sources": [{"url": "/docs/18/monitoring-stats.html#id-1.6.14.7.6.8.2.2.13.1.2", "path": "monitoring-stats.html", "label": "PostgreSQL 18 English manual", "sha256": "aa979eed08627fbf715a9d792094a162a73671db5af810f3ab2aad3e073d5722"}], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/18/monitoring-stats.html#", "anchor": "", "column": "last_vacuum", "locale": "zh-Hans", "version": "18", "build_id": 107, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "0274aac7991450316bcf7be44635653b6d896fb00e321242c1b6674cb05c2e53", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:08e987a66af27b98444a8057c256314eafa13611a3fb9e888214fc436824244b"}, "body_sha256": "2ef058781caaaa8bc3c143215aca7671a497269ec014a91f47132f1afead2bfa", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "facts_zh": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "sql_type": "timestamp with time zone", "center_zh": {"title": "pg_stat_user_tables.last_vacuum", "locale": "zh-Hans", "source": {"key": "pg_stat_user_tables-last_vacuum", "locale": "zh-Hans", "version": "18", "text_hash": "bb273e1c65884fae4e72fc15aa0e68e47ec26a35d001193da484b87dae1795cc", "collection": "metric", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "payload": {"facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_user_tables"}, {"label": "\u5b57\u6bb5", "value": "last_vacuum"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": "\u5b57\u6bb5\u5b9a\u4e49\u8bb0\u8f7d\u7684\u5355\u4f4d", "value": "\u672a\u6307\u5b9a"}, {"label": "\u91cd\u7f6e\u6761\u4ef6", "value": "\u624b\u518c\u672a\u4e3a\u6b64\u89c6\u56fe\u8bb0\u8f7d stats_reset \u5b57\u6bb5"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/18/monitoring-stats.html#", "anchor": "", "column": "last_vacuum", "locale": "zh-Hans", "version": "18", "build_id": 107, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "0274aac7991450316bcf7be44635653b6d896fb00e321242c1b6674cb05c2e53", "source_revision": "unknown:rendered-translation-baseline", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:08e987a66af27b98444a8057c256314eafa13611a3fb9e888214fc436824244b"}, "body_sha256": "2ef058781caaaa8bc3c143215aca7671a497269ec014a91f47132f1afead2bfa", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/18/monitoring-stats.html#\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "summary": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "version": "18", "link_map": {"/zh/docs/18/monitoring-stats.html": "/docs/18/monitoring-stats.html"}, "body_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/18/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "body_sha256": "1dc683b9f86e9437dd8ae007ed180880646f52751cc18d2572c37562b8d7dd77", "content_hash": "bb273e1c65884fae4e72fc15aa0e68e47ec26a35d001193da484b87dae1795cc", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "signature": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "tables_zh": [], "documented": true, "description": ["\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09"], "manual_html": "", "manual_path": "/docs/18/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u4e0e pg_stat_all_tables \u76f8\u540c\uff0c\u4f46\u4ec5\u663e\u793a\u7528\u6237\u8868\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["\u91cd\u7f6e\u8303\u56f4\u548c\u53ef\u89c1\u6027\u8bf7\u53c2\u9605\u4e0b\u65b9\u540c\u7248\u672c\u7684\u7edf\u8ba1\u4fe1\u606f\u6536\u96c6\u4e0e\u89c6\u56fe\u6587\u6863\u3002\u4e0d\u6839\u636e\u5b57\u6bb5\u540d\u79f0\u63a8\u65ad\u5404\u5b57\u6bb5\u7684\u91cd\u7f6e\u89c4\u5219\u3002"]}, {"code": "SELECT last_vacuum FROM pg_catalog.pg_stat_user_tables;", "title": "\u67e5\u770b\u6b64\u5b57\u6bb5", "paragraphs": ["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "source_only": false, "localization": {"status": "complete", "sources": [], "language": "zh", "original_text": {"/versions/18/description/0": "Last time at which this table was manually vacuumed (not counting VACUUM FULL)", "/versions/18/facts/0/label": "View", "/versions/18/facts/1/label": "Field", "/versions/18/facts/2/label": "SQL type", "/versions/18/facts/3/label": "Units named in the field definition", "/versions/18/facts/3/value": "Not specified", "/versions/18/facts/4/label": "Reset observation", "/versions/18/facts/4/value": "No stats_reset field is documented for this view", "/versions/18/related/0/label": "pg_stat_user_tables columns", "/versions/18/related/1/label": "Statistics collection and reset functions", "/versions/18/sections/0/title": "View semantics", "/versions/18/sections/1/title": "Collection and reset context", "/versions/18/sections/2/title": "Inspect this field", "/versions/18/sections/0/paragraphs/0": "Same as pg_stat_all_tables, except that only user tables are shown.", "/versions/18/sections/1/paragraphs/0": "Read the same-version statistics collection and view documentation below for reset scope and visibility. No per-field reset rule is inferred from the field name.", "/versions/18/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "d7eb3878e79e722a4f154582271ba779571956390420da22b70b52dd3dbbe500", "canonical_center_text_hash": "bb273e1c65884fae4e72fc15aa0e68e47ec26a35d001193da484b87dae1795cc"}, "description_zh": "\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09", "comparison_data": {"view": "pg_stat_user_tables", "field": "last_vacuum", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "8dfe273baae35873f9ec56a9639707530fdbbd095d5502f3b3cda69d0ece1869", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/zh/docs/18/monitoring-stats.html\" rel=\"nofollow\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>", "center_zh_rendered": "<p>pg_stat_user_tables.last_vacuum \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_user_tables</code></dd><dt>\u5b57\u6bb5</dt><dd><code>last_vacuum</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time zone</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u6700\u540e\u4e00\u6b21\u624b\u52a8\u6e05\u7406\u8fd9\u4e2a\u8868\u7684\u65f6\u95f4\uff08\u4e0d\u5305\u62ec VACUUM FULL\uff09</p><p><a href=\"/docs/18/monitoring-stats.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "comparison": {"left": "17", "right": "18", "status": "unchanged", "diff": ""}}