pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
"}, "summary": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "version": "15", "link_map": {"/zh/docs/15/monitoring-stats.html": "/docs/15/monitoring-stats.html"}, "body_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
", "body_sha256": "7ddd9b7ef6b5bb24fc7f8732cc9fe198e4ddae3aaa5d15fa7f7667f3feae44eb", "content_hash": "1cb95af376b7d133f42398cf1909e2078d58c9c0e37ce40629caf3a00fccd5cf", "source_database": "center", "source_revision": "e1a64a87a46b825b88c082e4518161a47aab53c45694964f8ba1df28f7859f89"}, "signature": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "tables_zh": [], "documented": true, "description": ["\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4"], "manual_html": "", "manual_path": "/docs/15/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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[11]/p[2]"]}], "language": "zh", "original_text": {"/versions/15/description/0": "Time at which these statistics were last reset", "/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": "Time at which these statistics were last reset", "/versions/15/related/0/label": "pg_stat_recovery_prefetch 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": "The pg_stat_recovery_prefetch view will contain only one row. The columns wal_distance, block_distance and io_depth show current values, and the other columns show cumulative counters that can be reset with the pg_stat_reset_shared function.", "/versions/15/sections/1/paragraphs/0": "The pg_stat_recovery_prefetch view will contain only one row. The columns wal_distance , block_distance and io_depth show current values, and the other columns show cumulative counters that can be reset with the pg_stat_reset_shared function.", "/versions/15/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "685a27c91bc5b4ad1de28a5d97755602a9e8cac9656734b595a974c323bccd91", "canonical_center_text_hash": "1cb95af376b7d133f42398cf1909e2078d58c9c0e37ce40629caf3a00fccd5cf"}, "description_zh": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "comparison_data": {"view": "pg_stat_recovery_prefetch", "field": "stats_reset", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "71bfa5ad7be52b5f9b23a41453a6c7cbdec79a27fcb0681198818aae139bc4cf", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
"}, "16": {"view": "pg_stat_recovery_prefetch", "facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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": "stats_reset", "tables": [], "related": [{"url": "/wiki/catalog/pg_stat_recovery_prefetch/?v=16", "label": "pg_stat_recovery_prefetch \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#PG-STAT-RECOVERY-PREFETCH-VIEW", "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": "stats_reset", "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": "8de8b1339317b0ae2d15439ec2bbee7296767ba764c0348e1cd6000c6ce91099", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "facts_zh": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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_recovery_prefetch.stats_reset", "locale": "zh-Hans", "source": {"key": "pg_stat_recovery_prefetch-stats_reset", "locale": "zh-Hans", "version": "16", "text_hash": "a00f429e8e82131eca8c0368057a1f32a77898c17a68e8833e5f9b72dc5f5ec3", "collection": "metric", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "payload": {"facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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/16/monitoring-stats.html#", "anchor": "", "column": "stats_reset", "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": "8de8b1339317b0ae2d15439ec2bbee7296767ba764c0348e1cd6000c6ce91099", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "description_zh_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
"}, "summary": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "version": "16", "link_map": {"/zh/docs/16/monitoring-stats.html": "/docs/16/monitoring-stats.html"}, "body_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
", "body_sha256": "5532aeb25ce4c91e7feb1c84f321fd6546141a33d1a11b5dd9ab4aa6bbacb4b4", "content_hash": "a00f429e8e82131eca8c0368057a1f32a77898c17a68e8833e5f9b72dc5f5ec3", "source_database": "center", "source_revision": "c1575341fa7bd40f5274ea465b34390f4dc64cdd0770af327005caaeb9f6b7ed"}, "signature": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "tables_zh": [], "documented": true, "description": ["\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4"], "manual_html": "", "manual_path": "/docs/16/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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[11]/p[2]"]}], "language": "zh", "original_text": {"/versions/16/description/0": "Time at which these statistics were last reset", "/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": "Time at which these statistics were last reset", "/versions/16/related/0/label": "pg_stat_recovery_prefetch 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": "The pg_stat_recovery_prefetch view will contain only one row. The columns wal_distance, block_distance and io_depth show current values, and the other columns show cumulative counters that can be reset with the pg_stat_reset_shared function.", "/versions/16/sections/1/paragraphs/0": "The pg_stat_recovery_prefetch view will contain only one row. The columns wal_distance , block_distance and io_depth show current values, and the other columns show cumulative counters that can be reset with the pg_stat_reset_shared function.", "/versions/16/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "c06ee5f09b2e640dc851779a3c1123591421442a5854588cb56be39ca9fbb85d", "canonical_center_text_hash": "a00f429e8e82131eca8c0368057a1f32a77898c17a68e8833e5f9b72dc5f5ec3"}, "description_zh": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "comparison_data": {"view": "pg_stat_recovery_prefetch", "field": "stats_reset", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "71bfa5ad7be52b5f9b23a41453a6c7cbdec79a27fcb0681198818aae139bc4cf", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
"}, "17": {"view": "pg_stat_recovery_prefetch", "facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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": "stats_reset", "tables": [], "related": [{"url": "/wiki/catalog/pg_stat_recovery_prefetch/?v=17", "label": "pg_stat_recovery_prefetch \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#PG-STAT-RECOVERY-PREFETCH-VIEW", "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": "stats_reset", "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": "b24c6039df37f1caae3732145548678f58875399a257ba1dcefac8279511cb94", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "facts_zh": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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_recovery_prefetch.stats_reset", "locale": "zh-Hans", "source": {"key": "pg_stat_recovery_prefetch-stats_reset", "locale": "zh-Hans", "version": "17", "text_hash": "7f707367851244444947d736b0158d430fa63bc21a7dd42142232f3d84431d46", "collection": "metric", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "payload": {"facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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/17/monitoring-stats.html#", "anchor": "", "column": "stats_reset", "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": "b24c6039df37f1caae3732145548678f58875399a257ba1dcefac8279511cb94", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "description_zh_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
"}, "summary": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "version": "17", "link_map": {"/zh/docs/17/monitoring-stats.html": "/docs/17/monitoring-stats.html"}, "body_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
", "body_sha256": "5f85687f8d003c6456e74e1d0e2259be43343df219a5eff8467e76dfd6ddd126", "content_hash": "7f707367851244444947d736b0158d430fa63bc21a7dd42142232f3d84431d46", "source_database": "center", "source_revision": "dd27f2b3c59e73ed14aa3324901242bf69a032a6347805f274e6260322d42979"}, "signature": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "tables_zh": [], "documented": true, "description": ["\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4"], "manual_html": "", "manual_path": "/docs/17/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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/17/monitoring-stats.html", "method": "same-major semantic node", "sha256": "5cd346cc373a5a006b07664d9969d4c630c8ea55dea33b8f3211f061ce43e54f", "language": "zh", "matched_nodes": ["#MONITORING-STATS/div[11]/p[2]"]}], "language": "zh", "original_text": {"/versions/17/description/0": "Time at which these statistics were last reset", "/versions/17/facts/0/label": "View", "/versions/17/facts/1/label": "Field", "/versions/17/facts/2/label": "SQL type", "/versions/17/facts/3/label": "Units named in the field definition", "/versions/17/facts/3/value": "Not specified", "/versions/17/facts/4/label": "Reset observation", "/versions/17/facts/4/value": "Time at which these statistics were last reset", "/versions/17/related/0/label": "pg_stat_recovery_prefetch columns", "/versions/17/related/1/label": "Statistics collection and reset functions", "/versions/17/sections/0/title": "View semantics", "/versions/17/sections/1/title": "Collection and reset context", "/versions/17/sections/2/title": "Inspect this field", "/versions/17/sections/0/paragraphs/0": "The pg_stat_recovery_prefetch view will contain only one row. The columns wal_distance, block_distance and io_depth show current values, and the other columns show cumulative counters that can be reset with the pg_stat_reset_shared function.", "/versions/17/sections/1/paragraphs/0": "The pg_stat_recovery_prefetch view will contain only one row. The columns wal_distance , block_distance and io_depth show current values, and the other columns show cumulative counters that can be reset with the pg_stat_reset_shared function.", "/versions/17/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "4b70e137b2f1741c541dbbe36e287208675bb185011f4ee018d6e9abdba7cfc4", "canonical_center_text_hash": "7f707367851244444947d736b0158d430fa63bc21a7dd42142232f3d84431d46"}, "description_zh": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "comparison_data": {"view": "pg_stat_recovery_prefetch", "field": "stats_reset", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "71bfa5ad7be52b5f9b23a41453a6c7cbdec79a27fcb0681198818aae139bc4cf", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
"}, "18": {"view": "pg_stat_recovery_prefetch", "facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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": "stats_reset", "tables": [], "related": [{"url": "/wiki/catalog/pg_stat_recovery_prefetch/?v=18", "label": "pg_stat_recovery_prefetch \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#PG-STAT-RECOVERY-PREFETCH-VIEW", "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": "stats_reset", "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": "b8028294a81094fe52a537e94c4f435d76e6eb072b54ef76113c59907ab6e75b", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "facts_zh": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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_recovery_prefetch.stats_reset", "locale": "zh-Hans", "source": {"key": "pg_stat_recovery_prefetch-stats_reset", "locale": "zh-Hans", "version": "18", "text_hash": "d71e9048b527bdf6b621583769c8bb9a73f088b313a9311ac98d0337fe716b31", "collection": "metric", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "payload": {"facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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/18/monitoring-stats.html#", "anchor": "", "column": "stats_reset", "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": "b8028294a81094fe52a537e94c4f435d76e6eb072b54ef76113c59907ab6e75b", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "description_zh_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
"}, "summary": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "version": "18", "link_map": {"/zh/docs/18/monitoring-stats.html": "/docs/18/monitoring-stats.html"}, "body_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
", "body_sha256": "6c42485b22b06434626fa723400bc279ed869857305bde130729aede7cc71fb4", "content_hash": "d71e9048b527bdf6b621583769c8bb9a73f088b313a9311ac98d0337fe716b31", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "signature": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "tables_zh": [], "documented": true, "description": ["\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4"], "manual_html": "", "manual_path": "/docs/18/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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[11]/p[2]"]}], "language": "zh", "original_text": {"/versions/18/description/0": "Time at which these statistics were last reset", "/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": "Time at which these statistics were last reset", "/versions/18/related/0/label": "pg_stat_recovery_prefetch 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": "The pg_stat_recovery_prefetch view will contain only one row. The columns wal_distance, block_distance and io_depth show current values, and the other columns show cumulative counters that can be reset with the pg_stat_reset_shared function.", "/versions/18/sections/1/paragraphs/0": "The pg_stat_recovery_prefetch view will contain only one row. The columns wal_distance , block_distance and io_depth show current values, and the other columns show cumulative counters that can be reset with the pg_stat_reset_shared function.", "/versions/18/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "af86c92dd6e8251b7acf56054b200dce228ab193df65e50ad57bc757dd9b25c0", "canonical_center_text_hash": "d71e9048b527bdf6b621583769c8bb9a73f088b313a9311ac98d0337fe716b31"}, "description_zh": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "comparison_data": {"view": "pg_stat_recovery_prefetch", "field": "stats_reset", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "71bfa5ad7be52b5f9b23a41453a6c7cbdec79a27fcb0681198818aae139bc4cf", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
", "center_zh_rendered": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
"}, "19": {"view": "pg_stat_recovery_prefetch", "facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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": "stats_reset", "tables": [], "related": [{"url": "/wiki/catalog/pg_stat_recovery_prefetch/?v=19", "label": "pg_stat_recovery_prefetch \u5b57\u6bb5"}, {"url": "/docs/19/monitoring-stats.html", "label": "\u7edf\u8ba1\u6536\u96c6\u4e0e\u91cd\u7f6e\u51fd\u6570"}], "release": {"ref": "https://ftp.postgresql.org/pub/source/v19rc1/postgresql-19rc1.tar.bz2", "label": "19rc1", "major": "19", "channel": "preview", "revision": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701", "source_sha256": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701", "manual_fingerprint": "63afc6091780ed5e52920ff9ef5adb6aa7dfcc82f8f413ed36ad46095788488d", "catalog_fingerprint": "da7a8a4e03b72cd120b91ffdff4265e065ccad9eab9964fc3eb1279a58464eb8"}, "sources": [{"url": "/docs/19/monitoring-stats.html#PG-STAT-RECOVERY-PREFETCH-VIEW", "path": "monitoring-stats.html", "label": "PostgreSQL 19 English manual", "sha256": "650f6d5aceb2bb6fe0ed91640c7292c21e805a6d2912eff129665318c942274c"}], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/19/monitoring-stats.html#", "anchor": "", "column": "stats_reset", "locale": "zh-Hans", "version": "19", "build_id": 109, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "38f7e14f495b50d93ec5fe73e5630957512a3cbd01aa83c8d7dd33abfeedbb62", "source_revision": "sha256:af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:65fda1f1b62a89992b84014c9157e61b67dbe8190e93945826efec668fad038c"}, "body_sha256": "c18ee35d353a1390518fd1816293e916c639f17a92946974eacfa94b7c4aa861", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701"}, "facts_zh": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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_recovery_prefetch.stats_reset", "locale": "zh-Hans", "source": {"key": "pg_stat_recovery_prefetch-stats_reset", "locale": "zh-Hans", "version": "19", "text_hash": "b70ce9a0e7367f934aa5f59f03b6430d2eecdc6d9ce093e912c5bcec0481fdf7", "collection": "metric", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701"}, "payload": {"facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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/19/monitoring-stats.html#", "anchor": "", "column": "stats_reset", "locale": "zh-Hans", "version": "19", "build_id": 109, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "38f7e14f495b50d93ec5fe73e5630957512a3cbd01aa83c8d7dd33abfeedbb62", "source_revision": "sha256:af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:65fda1f1b62a89992b84014c9157e61b67dbe8190e93945826efec668fad038c"}, "body_sha256": "c18ee35d353a1390518fd1816293e916c639f17a92946974eacfa94b7c4aa861", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701"}, "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "description_zh_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
"}, "summary": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "version": "19", "link_map": {"/zh/docs/19/monitoring-stats.html": "/docs/19/monitoring-stats.html"}, "body_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
", "body_sha256": "53804cf9642c642bfd33b59b19a5b1df117225b6cc57d2cdbad3b7d153661ce7", "content_hash": "b70ce9a0e7367f934aa5f59f03b6430d2eecdc6d9ce093e912c5bcec0481fdf7", "source_database": "center", "source_revision": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701"}, "signature": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "tables_zh": [], "documented": true, "description": ["\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4"], "manual_html": "", "manual_path": "/docs/19/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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/19/monitoring-stats.html", "method": "same-major semantic node", "sha256": "024434288428f15560d48c78af2e836ca669a4217589cfaeb2f16b72123b501a", "language": "zh", "matched_nodes": ["#MONITORING-STATS/div[12]/p[2]"]}], "language": "zh", "original_text": {"/versions/19/description/0": "Time at which these statistics were last reset", "/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_recovery_prefetch 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": "The pg_stat_recovery_prefetch view will contain only one row. The columns wal_distance, block_distance and io_depth show current values, and the other columns show cumulative counters that can be reset with the pg_stat_reset_shared function.", "/versions/19/sections/1/paragraphs/0": "The pg_stat_recovery_prefetch view will contain only one row. The columns wal_distance , block_distance and io_depth show current values, and the other columns show cumulative counters that can be reset with the pg_stat_reset_shared function.", "/versions/19/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "7ed9659ae73cc644940d995efa7f33877043adb67e07c4bdb0219bcb02905dd2", "canonical_center_text_hash": "b70ce9a0e7367f934aa5f59f03b6430d2eecdc6d9ce093e912c5bcec0481fdf7"}, "description_zh": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "comparison_data": {"view": "pg_stat_recovery_prefetch", "field": "stats_reset", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "71bfa5ad7be52b5f9b23a41453a6c7cbdec79a27fcb0681198818aae139bc4cf", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
", "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": "af105fc8e960fc836a09fc2cd7f582b49fd17675d9d36631abe3a565bfd7d701", "previous_source_revision": "83157ee9c599d03b2f7a3d73ef3a56ec24e0e79cc2b3501a64d1364f56398c86"}}, "20": {"view": "pg_stat_recovery_prefetch", "facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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": "stats_reset", "tables": [], "related": [{"url": "/wiki/catalog/pg_stat_recovery_prefetch/?v=20", "label": "pg_stat_recovery_prefetch \u5b57\u6bb5"}, {"url": "/docs/devel/monitoring-stats.html", "label": "\u7edf\u8ba1\u6536\u96c6\u4e0e\u91cd\u7f6e\u51fd\u6570"}], "release": {"ref": "https://ftp.postgresql.org/pub/snapshot/dev/postgresql-snapshot.tar.bz2", "label": "20devel", "major": "20", "channel": "devel", "revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac", "source_sha256": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac", "manual_fingerprint": "4afd3a8e29953000e176877e161458a2febaeaac5a5e16986595d3acc2418c7d", "catalog_fingerprint": "e519e6916a731ce8fb9bca3edb12410227f73e01ccd43fb6f5fb98276f08985f"}, "sources": [{"url": "/docs/devel/monitoring-stats.html#PG-STAT-RECOVERY-PREFETCH-VIEW", "path": "monitoring-stats.html", "label": "PostgreSQL 20 English manual", "sha256": "12af0ae255e3b04952990efae8e4e9d07926556da23734d34f43b9a37126c84f"}], "zh_from": {"kind": "same-version-chinese-manual-with-source-derived-structured-summary", "manual": {"url": "/zh/docs/devel/monitoring-stats.html#", "anchor": "", "column": "stats_reset", "locale": "zh-Hans", "version": "20", "build_id": 111, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "2c8d45a2fe11aec2ee727b94ac68e60b7a0523a1aa2d43629f9368d42f544d40", "source_revision": "sha256:49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:98c980963b401d40bd50df72b909e7523e3148b8fdb48edd897de2efb67e5235"}, "body_sha256": "28191c35d6dd7e4c1705f5a01fa594b8093d12d6cc6f686a03458c1a6207b62d", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac"}, "facts_zh": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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_recovery_prefetch.stats_reset", "locale": "zh-Hans", "source": {"key": "pg_stat_recovery_prefetch-stats_reset", "locale": "zh-Hans", "version": "20", "text_hash": "5bf50d01ca71c3915c50944d098b19eca1e65735ec7797584c10725637a09ce0", "collection": "metric", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac"}, "payload": {"facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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/devel/monitoring-stats.html#", "anchor": "", "column": "stats_reset", "locale": "zh-Hans", "version": "20", "build_id": 111, "page_key": "monitoring-stats.html", "extraction": "exact-catalog-field", "source_hash": "2c8d45a2fe11aec2ee727b94ac68e60b7a0523a1aa2d43629f9368d42f544d40", "source_revision": "sha256:49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac", "translation_revision": "git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:98c980963b401d40bd50df72b909e7523e3148b8fdb48edd897de2efb67e5235"}, "body_sha256": "28191c35d6dd7e4c1705f5a01fa594b8093d12d6cc6f686a03458c1a6207b62d", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac"}, "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "description_zh_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
"}, "summary": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "version": "20", "link_map": {"/zh/docs/devel/monitoring-stats.html": "/docs/devel/monitoring-stats.html"}, "body_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
", "body_sha256": "6db12ca93967e1b536003744c574f7671b977456dec68516efc136a06b3ad5b2", "content_hash": "5bf50d01ca71c3915c50944d098b19eca1e65735ec7797584c10725637a09ce0", "source_database": "center", "source_revision": "49c73aa4c9cacef8ca979276a28ac416c08e9e54c9baee4ae5fd116a35fa13ac"}, "signature": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "tables_zh": [], "documented": true, "description": ["\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4"], "manual_html": "", "manual_path": "/docs/devel/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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/devel/monitoring-stats.html", "method": "same-major semantic node", "sha256": "1d9a086fb4c6fdd9a56d3a7a28e8c164354ef0bf50c402f06ebe174538f96a4f", "language": "zh", "matched_nodes": ["#MONITORING-STATS/div[12]/p[2]"]}], "language": "zh", "original_text": {"/summary": "Time at which these statistics were last reset", "/versions/20/description/0": "Time at which these statistics were last reset", "/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_recovery_prefetch 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": "The pg_stat_recovery_prefetch view will contain only one row. The columns wal_distance, block_distance and io_depth show current values, and the other columns show cumulative counters that can be reset with the pg_stat_reset_shared function.", "/versions/20/sections/1/paragraphs/0": "The pg_stat_recovery_prefetch view will contain only one row. The columns wal_distance , block_distance and io_depth show current values, and the other columns show cumulative counters that can be reset with the pg_stat_reset_shared function.", "/versions/20/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "0dc04c41cf23ad60d4bd8ec16c6251380791a626ecc627dce75abcad225939d7", "canonical_center_text_hash": "5bf50d01ca71c3915c50944d098b19eca1e65735ec7797584c10725637a09ce0"}, "description_zh": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "comparison_data": {"view": "pg_stat_recovery_prefetch", "field": "stats_reset", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "71bfa5ad7be52b5f9b23a41453a6c7cbdec79a27fcb0681198818aae139bc4cf", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
", "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_recovery_prefetch", "facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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": "stats_reset", "tables": [], "related": [{"url": "/wiki/catalog/pg_stat_recovery_prefetch/?v=18", "label": "pg_stat_recovery_prefetch \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#PG-STAT-RECOVERY-PREFETCH-VIEW", "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": "stats_reset", "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": "b8028294a81094fe52a537e94c4f435d76e6eb072b54ef76113c59907ab6e75b", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "facts_zh": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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_recovery_prefetch.stats_reset", "locale": "zh-Hans", "source": {"key": "pg_stat_recovery_prefetch-stats_reset", "locale": "zh-Hans", "version": "18", "text_hash": "d71e9048b527bdf6b621583769c8bb9a73f088b313a9311ac98d0337fe716b31", "collection": "metric", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "payload": {"facts": [{"label": "\u89c6\u56fe", "value": "pg_stat_recovery_prefetch"}, {"label": "\u5b57\u6bb5", "value": "stats_reset"}, {"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/18/monitoring-stats.html#", "anchor": "", "column": "stats_reset", "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": "b8028294a81094fe52a537e94c4f435d76e6eb072b54ef76113c59907ab6e75b", "runtime_rerun": false, "authored_translation": "source-derived-structured-summary", "source_facts_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "sections": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "description_zh_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
"}, "summary": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "version": "18", "link_map": {"/zh/docs/18/monitoring-stats.html": "/docs/18/monitoring-stats.html"}, "body_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
", "body_sha256": "6c42485b22b06434626fa723400bc279ed869857305bde130729aede7cc71fb4", "content_hash": "d71e9048b527bdf6b621583769c8bb9a73f088b313a9311ac98d0337fe716b31", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "signature": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "tables_zh": [], "documented": true, "description": ["\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4"], "manual_html": "", "manual_path": "/docs/18/monitoring-stats.html", "sections_zh": [{"title": "\u89c6\u56fe\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u4ec5\u5305\u542b\u4e00\u884c\u3002wal_distance\u3001block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u4e3a\u7d2f\u8ba1\u8ba1\u6570\u5668\uff0c\u53ef\u901a\u8fc7 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u3002"]}, {"title": "\u91c7\u96c6\u4e0e\u91cd\u7f6e\u8bed\u4e49", "paragraphs": ["pg_stat_recovery_prefetch \u89c6\u56fe\u5c06\u53ea\u5305\u542b\u4e00\u884c\u3002 wal_distance \u3001 block_distance \u548c io_depth \u5217\u663e\u793a\u5f53\u524d\u503c\uff0c\u5176\u4ed6\u5217\u663e\u793a\u53ef\u4ee5\u4f7f\u7528 pg_stat_reset_shared \u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT stats_reset FROM pg_catalog.pg_stat_recovery_prefetch;", "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[11]/p[2]"]}], "language": "zh", "original_text": {"/versions/18/description/0": "Time at which these statistics were last reset", "/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": "Time at which these statistics were last reset", "/versions/18/related/0/label": "pg_stat_recovery_prefetch 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": "The pg_stat_recovery_prefetch view will contain only one row. The columns wal_distance, block_distance and io_depth show current values, and the other columns show cumulative counters that can be reset with the pg_stat_reset_shared function.", "/versions/18/sections/1/paragraphs/0": "The pg_stat_recovery_prefetch view will contain only one row. The columns wal_distance , block_distance and io_depth show current values, and the other columns show cumulative counters that can be reset with the pg_stat_reset_shared function.", "/versions/18/sections/2/paragraphs/0": "Example query; no execution result or measured value is asserted."}, "fallback_fields": [], "source_language": "en", "original_snapshot_sha256": "af86c92dd6e8251b7acf56054b200dce228ab193df65e50ad57bc757dd9b25c0", "canonical_center_text_hash": "d71e9048b527bdf6b621583769c8bb9a73f088b313a9311ac98d0337fe716b31"}, "description_zh": "\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4", "comparison_data": {"view": "pg_stat_recovery_prefetch", "field": "stats_reset", "sql_type": "timestamp with time zone", "units_mentioned": []}, "comparison_hash": "71bfa5ad7be52b5f9b23a41453a6c7cbdec79a27fcb0681198818aae139bc4cf", "manual_language": "zh", "units_mentioned": [], "description_zh_html": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
", "center_zh_rendered": "pg_stat_recovery_prefetch.stats_reset \u7edf\u8ba1\u5b57\u6bb5\u3002
pg_stat_recovery_prefetchstats_resettimestamp with time zone\u8fd9\u4e9b\u7edf\u8ba1\u4fe1\u606f\u4e0a\u6b21\u88ab\u91cd\u7f6e\u7684\u65f6\u95f4
\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587\u3002
"}, "comparison": {"left": "17", "right": "18", "status": "unchanged", "diff": ""}}