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"git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:08e987a66af27b98444a8057c256314eafa13611a3fb9e888214fc436824244b"}, "body_sha256": "4b1a4d5e70f68e082a7a2dd160828fac8905c7844ffcee23713f1af37cafa1b2", "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_seq_scan 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": "\u6b64\u8868\u4e0a\u6700\u540e\u4e00\u6b21\u987a\u5e8f\u626b\u63cf\u7684\u65f6\u95f4\uff0c\u57fa\u4e8e\u6700\u8fd1\u7684\u4e8b\u52a1\u505c\u6b62\u65f6\u95f4", "description_zh_html": "<p>pg_stat_user_tables.last_seq_scan \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_seq_scan</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>\u6b64\u8868\u4e0a\u6700\u540e\u4e00\u6b21\u987a\u5e8f\u626b\u63cf\u7684\u65f6\u95f4\uff0c\u57fa\u4e8e\u6700\u8fd1\u7684\u4e8b\u52a1\u505c\u6b62\u65f6\u95f4</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": "\u6b64\u8868\u4e0a\u6700\u540e\u4e00\u6b21\u987a\u5e8f\u626b\u63cf\u7684\u65f6\u95f4\uff0c\u57fa\u4e8e\u6700\u8fd1\u7684\u4e8b\u52a1\u505c\u6b62\u65f6\u95f4", "version": "18", "link_map": {"/zh/docs/18/monitoring-stats.html": "/docs/18/monitoring-stats.html"}, "body_html": "<p>pg_stat_user_tables.last_seq_scan \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_seq_scan</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>\u6b64\u8868\u4e0a\u6700\u540e\u4e00\u6b21\u987a\u5e8f\u626b\u63cf\u7684\u65f6\u95f4\uff0c\u57fa\u4e8e\u6700\u8fd1\u7684\u4e8b\u52a1\u505c\u6b62\u65f6\u95f4</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": "b64c4a6af6e46acfd0d2fee069f2c8c936e7866478ec1c8b3ca904bd9ff9f098", "content_hash": "45e515a82bc8e1065393cad716dd11967f7178190c833610d6dc9ba3ac9b7951", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "signature": "SELECT last_seq_scan FROM pg_catalog.pg_stat_user_tables;", "tables_zh": [], "documented": true, "description": ["\u6b64\u8868\u4e0a\u6700\u540e\u4e00\u6b21\u987a\u5e8f\u626b\u63cf\u7684\u65f6\u95f4\uff0c\u57fa\u4e8e\u6700\u8fd1\u7684\u4e8b\u52a1\u505c\u6b62\u65f6\u95f4"], "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": 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this table, based on the most recent transaction stop time", "/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": "6a08592dceb667a7aa1c5466f19ec81eb65aaf897841c758f5fdc305d40c1b85", "canonical_center_text_hash": "45e515a82bc8e1065393cad716dd11967f7178190c833610d6dc9ba3ac9b7951"}, "description_zh": "\u6b64\u8868\u4e0a\u6700\u540e\u4e00\u6b21\u987a\u5e8f\u626b\u63cf\u7684\u65f6\u95f4\uff0c\u57fa\u4e8e\u6700\u8fd1\u7684\u4e8b\u52a1\u505c\u6b62\u65f6\u95f4", "comparison_data": {"view": "pg_stat_user_tables", "field": "last_seq_scan", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "a3964c917ae7fa92d3f6a4878ef7f705111eb24b55b3db119a10bfdfffc7f8e9", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "<p>pg_stat_user_tables.last_seq_scan \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_seq_scan</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>\u6b64\u8868\u4e0a\u6700\u540e\u4e00\u6b21\u987a\u5e8f\u626b\u63cf\u7684\u65f6\u95f4\uff0c\u57fa\u4e8e\u6700\u8fd1\u7684\u4e8b\u52a1\u505c\u6b62\u65f6\u95f4</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_seq_scan \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_seq_scan</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>\u6b64\u8868\u4e0a\u6700\u540e\u4e00\u6b21\u987a\u5e8f\u626b\u63cf\u7684\u65f6\u95f4\uff0c\u57fa\u4e8e\u6700\u8fd1\u7684\u4e8b\u52a1\u505c\u6b62\u65f6\u95f4</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": "15", "right": "16", "status": "added", "diff": "--- PostgreSQL 15\n+++ PostgreSQL 16\n@@ -1 +1,6 @@\n-\u8be5\u7248\u672a\u6536\u5f55\n+{\n+  \"field\": \"last_seq_scan\",\n+  \"sql_type\": \"timestamp with time zone\",\n+  \"units_mentioned\": [],\n+  \"view\": \"pg_stat_user_tables\"\n+}"}}