{"kind": "metric", "major": "18", "item": {"slug": "pg_stat_database-checksum_last_failure", "name": "pg_stat_database.checksum_last_failure", "name_zh": "", "category": "pg_stat_database", "summary": "\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002", "aliases": ["checksum_last_failure", "pg_stat_database"], "content_hash": "6d32009a10fb35e3d90bf9fb82be8e78e6577fe595511f19a0e52a7578c1309d", "versions": {"12": {"view": "pg_stat_database", "facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_database"}, {"label": "\u5b57\u6bb5", "value": "checksum_last_failure"}, {"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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["\u6bcf\u4e2a\u6570\u636e\u5e93\u4e00\u884c\uff0c\u663e\u793a\u6574\u4e2a\u6570\u636e\u5e93\u7684\u7edf\u8ba1\u4fe1\u606f\u3002\u8be6\u89c1 pg_stat_database \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 checksum_last_failure FROM pg_catalog.pg_stat_database;", "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": "\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002", "description_zh_html": "<p>pg_stat_database.checksum_last_failure \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_database</code></dd><dt>\u5b57\u6bb5</dt><dd><code>checksum_last_failure</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>\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002</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": "\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002", "version": "12", "link_map": {"/zh/docs/12/monitoring-stats.html": "/docs/12/monitoring-stats.html"}, "body_html": "<p>pg_stat_database.checksum_last_failure \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_database</code></dd><dt>\u5b57\u6bb5</dt><dd><code>checksum_last_failure</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>\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002</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": "d99c57ccbf0bc43a7ea6ac5a07d8ceb774b938d7c756011a65ac23bd3e2eff63", "content_hash": "10d096e67edd09d80187b452a57436a57d7c9b065f59836cd04aa599b52bd7a6", "source_database": "center", "source_revision": "8df3c0474782589d3c6f374b5133b1bd14d168086edbc13c6e72e67dd4527a3b"}, "signature": "SELECT checksum_last_failure FROM pg_catalog.pg_stat_database;", "tables_zh": [], "documented": true, "description": ["\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002"], "manual_html": "", "manual_path": "/docs/12/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["\u6bcf\u4e2a\u6570\u636e\u5e93\u4e00\u884c\uff0c\u663e\u793a\u6574\u4e2a\u6570\u636e\u5e93\u7684\u7edf\u8ba1\u4fe1\u606f\u3002\u8be6\u89c1 pg_stat_database \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 checksum_last_failure FROM pg_catalog.pg_stat_database;", "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": [{"url": "/docs/12/monitoring-stats.html", "method": "same-major semantic node", "sha256": "d9fccd3a149dcb1b042346f59f216885cbd5a1cef552dae403a74da45af66cd0", "language": "zh", "matched_nodes": ["#MONITORING-STATS/div[6]/div[45]/div[1]/table[0]/tbody[2]/tr[17]/td[2]", "#MONITORING-STATS/div[6]/div[8]/div[1]/table[0]/tbody[2]/tr[2]/td[1]"]}], "language": "zh", "original_text": {"/versions/12/description/0": "Time at which the last data page checksum failure was detected in this database (or on a shared object), or NULL if data checksums are not enabled.", "/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": "Time at which these statistics were last reset", "/versions/12/related/0/label": "pg_stat_database 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": "One row per database, showing database-wide statistics. See pg_stat_database for details.", "/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": "e059f36827b990daf1eb0c3081a890d2606bb2af5cd63a4485216d60beaa5d15", "canonical_center_text_hash": "10d096e67edd09d80187b452a57436a57d7c9b065f59836cd04aa599b52bd7a6"}, "description_zh": "\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002", "comparison_data": {"view": "pg_stat_database", "field": "checksum_last_failure", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "79e362115b0e25001503df748e6e79b317d4b6958b1df68b6506aa13069e8e69", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "<p>pg_stat_database.checksum_last_failure \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_database</code></dd><dt>\u5b57\u6bb5</dt><dd><code>checksum_last_failure</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>\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002</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_database", "facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_database"}, {"label": "\u5b57\u6bb5", "value": "checksum_last_failure"}, {"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": "\u8fd9\u4e9b\u7edf\u8ba1\u4e0a\u6b21\u91cd\u7f6e\u7684\u65f6\u95f4"}], "field": "checksum_last_failure", "tables": [], "related": [{"url": "/wiki/catalog/pg_stat_database/?v=13", "label": "pg_stat_database \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#PG-STAT-DATABASE-VIEW", "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": "checksum_last_failure", "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": "e9541704d42736b519578655e46491b3e895564e98942d6ea71c62886b391765", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "facts_zh": [{"label": "\u89c6\u56fe", "value": "pg_stat_database"}, {"label": "\u5b57\u6bb5", "value": "checksum_last_failure"}, {"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": "\u8fd9\u4e9b\u7edf\u8ba1\u4e0a\u6b21\u91cd\u7f6e\u7684\u65f6\u95f4"}], "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["pg_stat_database \u89c6\u56fe\u5c06\u5305\u542b\u4e00\u884c\u7528\u4e8e\u96c6\u7c07\u4e2d\u7684\u6bcf\u4e2a\u6570\u636e\u5e93\uff0c\u52a0\u4e00\u884c\u7528\u4e8e\u5171\u4eab\u5bf9\u8c61\uff0c\u663e\u793a\u6570\u636e\u5e93\u8303\u56f4\u7684\u7edf\u8ba1\u4fe1\u606f\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 checksum_last_failure FROM pg_catalog.pg_stat_database;", "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_database.checksum_last_failure", "locale": "zh-Hans", "source": {"key": "pg_stat_database-checksum_last_failure", "locale": "zh-Hans", "version": "13", "text_hash": "79f2014bb876fe18b8d229dbb628b1d67c8ba3418e8875f23ff0b5439133fdc5", "collection": "metric", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "payload": {"facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_database"}, {"label": "\u5b57\u6bb5", "value": "checksum_last_failure"}, {"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": "\u8fd9\u4e9b\u7edf\u8ba1\u4e0a\u6b21\u91cd\u7f6e\u7684\u65f6\u95f4"}], "tables": [], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/13/monitoring-stats.html#", "anchor": "", "column": "checksum_last_failure", "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": "e9541704d42736b519578655e46491b3e895564e98942d6ea71c62886b391765", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["pg_stat_database \u89c6\u56fe\u5c06\u5305\u542b\u4e00\u884c\u7528\u4e8e\u96c6\u7c07\u4e2d\u7684\u6bcf\u4e2a\u6570\u636e\u5e93\uff0c\u52a0\u4e00\u884c\u7528\u4e8e\u5171\u4eab\u5bf9\u8c61\uff0c\u663e\u793a\u6570\u636e\u5e93\u8303\u56f4\u7684\u7edf\u8ba1\u4fe1\u606f\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 checksum_last_failure FROM pg_catalog.pg_stat_database;", "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": "\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002", "description_zh_html": "<p>pg_stat_database.checksum_last_failure \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_database</code></dd><dt>\u5b57\u6bb5</dt><dd><code>checksum_last_failure</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>\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002</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": "\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002", "version": "13", "link_map": {"/zh/docs/13/monitoring-stats.html": "/docs/13/monitoring-stats.html"}, "body_html": "<p>pg_stat_database.checksum_last_failure \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_database</code></dd><dt>\u5b57\u6bb5</dt><dd><code>checksum_last_failure</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>\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002</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": "c358de73b9bec9f695f1d31ee5e3e65e8ae6d6372b2f80b9d597093c962aac49", "content_hash": "79f2014bb876fe18b8d229dbb628b1d67c8ba3418e8875f23ff0b5439133fdc5", "source_database": "center", "source_revision": "6ec3c82726af92b7dec873fa1cdf881eca92a4219787dfad05acb6b10e041fd6"}, "signature": "SELECT checksum_last_failure FROM pg_catalog.pg_stat_database;", "tables_zh": [], "documented": true, "description": ["\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002"], "manual_html": "", "manual_path": "/docs/13/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["pg_stat_database \u89c6\u56fe\u5c06\u5305\u542b\u4e00\u884c\u7528\u4e8e\u96c6\u7c07\u4e2d\u7684\u6bcf\u4e2a\u6570\u636e\u5e93\uff0c\u52a0\u4e00\u884c\u7528\u4e8e\u5171\u4eab\u5bf9\u8c61\uff0c\u663e\u793a\u6570\u636e\u5e93\u8303\u56f4\u7684\u7edf\u8ba1\u4fe1\u606f\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 checksum_last_failure FROM pg_catalog.pg_stat_database;", "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": [{"url": "/docs/13/monitoring-stats.html", "method": "same-major semantic node", "sha256": "1afff4ad1a4bc0c7e04a62d13adebcc1d39c30aca969618fab0cca8d0a115a96", "language": "zh", "matched_nodes": ["#MONITORING-STATS/div[15]/div[3]/div[1]/table[0]/tbody[2]/tr[17]/td[0]/p[1]", "#MONITORING-STATS/div[15]/p[2]"]}], "language": "zh", "original_text": {"/versions/13/description/0": "Time at which the last data page checksum failure was detected in this database (or on a shared object), or NULL if data checksums are not enabled.", "/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": "Time at which these statistics were last reset", "/versions/13/related/0/label": "pg_stat_database 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": "The pg_stat_database view will contain one row for each database in the cluster, plus one for shared objects, showing database-wide statistics.", "/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": "4521a6f29c8f2abf846948197059c7b548697587cf06495a863df98b2bdd3933", "canonical_center_text_hash": "79f2014bb876fe18b8d229dbb628b1d67c8ba3418e8875f23ff0b5439133fdc5"}, "description_zh": "\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002", "comparison_data": {"view": "pg_stat_database", "field": "checksum_last_failure", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "79e362115b0e25001503df748e6e79b317d4b6958b1df68b6506aa13069e8e69", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "<p>pg_stat_database.checksum_last_failure \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_database</code></dd><dt>\u5b57\u6bb5</dt><dd><code>checksum_last_failure</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>\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002</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_database", "facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_database"}, {"label": "\u5b57\u6bb5", "value": "checksum_last_failure"}, {"label": "SQL \u7c7b\u578b", 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checksum_last_failure FROM pg_catalog.pg_stat_database;", "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_database.checksum_last_failure", "locale": "zh-Hans", "source": {"key": "pg_stat_database-checksum_last_failure", "locale": "zh-Hans", "version": "14", "text_hash": "db6f59d46a0434893f7a131bd8083ed72df689480f4d53009bafa8848b694835", "collection": "metric", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "a7fa7ed3d558172355f51406097a7bd4f6b473be80f311ef7cda96bf383d8897"}, "payload": {"facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_database"}, {"label": "\u5b57\u6bb5", "value": "checksum_last_failure"}, {"label": "SQL \u7c7b\u578b", "value": "timestamp with time zone"}, {"label": 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["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "description_zh": "\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002", "description_zh_html": "<p>pg_stat_database.checksum_last_failure \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_database</code></dd><dt>\u5b57\u6bb5</dt><dd><code>checksum_last_failure</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time 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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 checksum_last_failure FROM pg_catalog.pg_stat_database;", "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": [{"url": "/docs/14/monitoring-stats.html", "method": "same-major semantic node", "sha256": "a622383556aa74bc5f0e402d9cb6c1e6ce1d111286c0f4e45f55b81e34d57922", "language": "zh", "matched_nodes": ["#MONITORING-STATS/div[17]/div[3]/div[1]/table[0]/tbody[2]/tr[17]/td[0]/p[1]", "#MONITORING-STATS/div[17]/p[2]"]}], "language": "zh", "original_text": {"/versions/14/description/0": 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statistics.", "/versions/14/sections/1/paragraphs/0": "Read the same-version statistics collection and view documentation below for reset scope and visibility. 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["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "description_zh": "\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002", "description_zh_html": "<p>pg_stat_database.checksum_last_failure \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_database</code></dd><dt>\u5b57\u6bb5</dt><dd><code>checksum_last_failure</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time 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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 checksum_last_failure FROM pg_catalog.pg_stat_database;", "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": [{"url": "/docs/15/monitoring-stats.html", "method": "same-major semantic node", "sha256": "373028581d43d13a3f098f997d5912fca6c8c1bf42a129d9336834c119bcaf6b", "language": "zh", "matched_nodes": ["#MONITORING-STATS/div[19]/div[3]/div[1]/table[0]/tbody[2]/tr[17]/td[0]/p[1]", "#MONITORING-STATS/div[19]/p[2]"]}], "language": "zh", "original_text": {"/versions/15/description/0": 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statistics.", "/versions/15/sections/1/paragraphs/0": "Read the same-version statistics collection and view documentation below for reset scope and visibility. 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"description_zh_html": "<p>pg_stat_database.checksum_last_failure \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_database</code></dd><dt>\u5b57\u6bb5</dt><dd><code>checksum_last_failure</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>\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002</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_database", "facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_database"}, {"label": "\u5b57\u6bb5", "value": "checksum_last_failure"}, {"label": "SQL \u7c7b\u578b", 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["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "description_zh": "\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002", "description_zh_html": "<p>pg_stat_database.checksum_last_failure \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_database</code></dd><dt>\u5b57\u6bb5</dt><dd><code>checksum_last_failure</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time 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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 checksum_last_failure FROM pg_catalog.pg_stat_database;", "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": [{"url": "/docs/16/monitoring-stats.html", "method": "same-major semantic node", "sha256": "602e708943074767e7aad252e93938422e388dae22bd99fc583e93f7689395ba", "language": "zh", "matched_nodes": ["#MONITORING-STATS/div[20]/div[3]/div[1]/table[0]/tbody[2]/tr[17]/td[0]/p[1]", "#MONITORING-STATS/div[20]/p[2]"]}], "language": "zh", "original_text": {"/versions/16/description/0": 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["\u793a\u4f8b\u67e5\u8be2\uff1b\u4e0d\u8868\u793a\u5df2\u6267\u884c\uff0c\u4e5f\u4e0d\u63d0\u4f9b\u5b9e\u6d4b\u503c\u3002"]}], "description_zh": "\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff0c\u5982\u679c\u672a\u542f\u7528\u6570\u636e\u6821\u9a8c\u548c\u5219\u4e3a NULL\u3002", "description_zh_html": "<p>pg_stat_database.checksum_last_failure \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_database</code></dd><dt>\u5b57\u6bb5</dt><dd><code>checksum_last_failure</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>timestamp with time 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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 checksum_last_failure FROM pg_catalog.pg_stat_database;", "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": [{"url": "/docs/18/monitoring-stats.html", "method": "same-major semantic node", "sha256": "ff0b10c5fb4b75c247e38b7ad0e8a50fa0b6ebaa25e68c8c67a1ca972bda40b1", "language": "zh", "matched_nodes": ["#MONITORING-STATS/div[21]/div[3]/div[1]/table[0]/tbody[2]/tr[17]/td[0]/p[1]", "#MONITORING-STATS/div[21]/p[2]"]}], "language": "zh", "original_text": {"/versions/18/description/0": 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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 checksum_last_failure FROM pg_catalog.pg_stat_database;", "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": "\u5728\u6b64\u6570\u636e\u5e93\uff08\u6216\u5171\u4eab\u5bf9\u8c61\uff09\u4e2d\u6700\u540e\u4e00\u6b21\u68c0\u6d4b\u5230\u6570\u636e\u9875\u6821\u9a8c\u548c\u5931\u8d25\u7684\u65f6\u95f4\uff1b\u5982\u679c\u7981\u7528\u4e86\u6570\u636e\u6821\u9a8c\u548c\uff0c\u5219\u4e3a NULL\u3002", "description_zh_html": "<p>pg_stat_database.checksum_last_failure 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"method": "same-major semantic node", "sha256": "1d9a086fb4c6fdd9a56d3a7a28e8c164354ef0bf50c402f06ebe174538f96a4f", "language": "zh", "matched_nodes": ["#MONITORING-STATS/div[24]/div[3]/div[1]/table[0]/tbody[2]/tr[17]/td[0]/p[1]", "#MONITORING-STATS/div[24]/p[2]"]}], "language": "zh", "original_text": {"/summary": "Time at which the last data page checksum failure was detected in this database (or on a shared object). 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