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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": "446f2439162ebf312ad7de7ad4fbd6ee4fccc172c43d1ad2b2bfec677fe90fb2", "canonical_center_text_hash": "8c0441dc8fb3aa09769797e8f0f2ab1ee555d59564944fcdaca0b0803a3180df"}, "description_zh": "\u672a\u9884\u53d6\u7684\u5757\u6570\uff0c\u56e0\u4e3a\u5b83\u4eec\u5c1a\u4e0d\u5b58\u5728", "comparison_data": {"view": "pg_stat_recovery_prefetch", "field": "skip_new", "sql_type": "bigint", "units_mentioned": ["blocks"]}, "comparison_hash": "3bbceb228ab3e9575a15e2d0bb577ea204680ae2f1f40bbb6530c5bd540729f1", "manual_language": "zh", "units_mentioned": ["blocks"], "description_zh_html": "<p>pg_stat_recovery_prefetch.skip_new 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\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 skip_new 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": "bigint", "center_zh": {"title": "pg_stat_recovery_prefetch.skip_new", "locale": "zh-Hans", "source": {"key": "pg_stat_recovery_prefetch-skip_new", "locale": "zh-Hans", "version": "18", "text_hash": "d6a114b5419fc2a343f30735f22786af2a42e76ed06572235a2554dc78497bcc", "collection": "metric", "dataset_hash": "7c31b524dfe136022d39a6ae8dcfac6b3bbd5f8fdaf422536599981252aff0c9", "source_database": "center", "source_revision": "555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}, "payload": {"facts": [{"label": "\u89c6\u56fe", 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\u51fd\u6570\u91cd\u7f6e\u7684\u7d2f\u79ef\u8ba1\u6570\u5668\u3002"]}, {"code": "SELECT skip_new 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": "\u672a\u9884\u53d6\u7684\u5757\u6570\uff0c\u56e0\u4e3a\u5b83\u4eec\u5c1a\u4e0d\u5b58\u5728", "description_zh_html": "<p>pg_stat_recovery_prefetch.skip_new \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_recovery_prefetch</code></dd><dt>\u5b57\u6bb5</dt><dd><code>skip_new</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>bigint</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u672a\u9884\u53d6\u7684\u5757\u6570\uff0c\u56e0\u4e3a\u5b83\u4eec\u5c1a\u4e0d\u5b58\u5728</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": "\u672a\u9884\u53d6\u7684\u5757\u6570\uff0c\u56e0\u4e3a\u5b83\u4eec\u5c1a\u4e0d\u5b58\u5728", "version": "18", "link_map": {"/zh/docs/18/monitoring-stats.html": "/docs/18/monitoring-stats.html"}, "body_html": "<p>pg_stat_recovery_prefetch.skip_new \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_recovery_prefetch</code></dd><dt>\u5b57\u6bb5</dt><dd><code>skip_new</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>bigint</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u672a\u9884\u53d6\u7684\u5757\u6570\uff0c\u56e0\u4e3a\u5b83\u4eec\u5c1a\u4e0d\u5b58\u5728</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": 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["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 skip_new 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]/div[3]/div[1]/table[0]/tbody[2]/tr[4]/td[0]/p[1]", "#MONITORING-STATS/div[11]/p[2]"]}], "language": "zh", "original_text": {"/versions/18/description/0": "Number of blocks not prefetched because they didn't exist yet", "/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/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": "f3a229cf3217db7f41a0cc9fd64210217f4c6d42c02cee91bae0252892102deb", "canonical_center_text_hash": "d6a114b5419fc2a343f30735f22786af2a42e76ed06572235a2554dc78497bcc"}, "description_zh": "\u672a\u9884\u53d6\u7684\u5757\u6570\uff0c\u56e0\u4e3a\u5b83\u4eec\u5c1a\u4e0d\u5b58\u5728", "comparison_data": {"view": "pg_stat_recovery_prefetch", "field": "skip_new", "sql_type": "bigint", "units_mentioned": ["blocks"]}, "comparison_hash": "3bbceb228ab3e9575a15e2d0bb577ea204680ae2f1f40bbb6530c5bd540729f1", "manual_language": "zh", "units_mentioned": ["blocks"], "description_zh_html": "<p>pg_stat_recovery_prefetch.skip_new \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_recovery_prefetch</code></dd><dt>\u5b57\u6bb5</dt><dd><code>skip_new</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>bigint</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u672a\u9884\u53d6\u7684\u5757\u6570\uff0c\u56e0\u4e3a\u5b83\u4eec\u5c1a\u4e0d\u5b58\u5728</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_recovery_prefetch.skip_new \u7edf\u8ba1\u5b57\u6bb5\u3002</p><dl><dt>\u89c6\u56fe</dt><dd><code>pg_stat_recovery_prefetch</code></dd><dt>\u5b57\u6bb5</dt><dd><code>skip_new</code></dd><dt>SQL \u7c7b\u578b</dt><dd><code>bigint</code></dd></dl><h3>\u540c\u7248\u672c\u4e2d\u6587\u624b\u518c\u5b9a\u4e49</h3><p>\u672a\u9884\u53d6\u7684\u5757\u6570\uff0c\u56e0\u4e3a\u5b83\u4eec\u5c1a\u4e0d\u5b58\u5728</p><p><a href=\"/docs/18/monitoring-stats.html\">\u67e5\u770b\u5b8c\u6574\u4e2d\u6587\u624b\u518c\u4e0e\u4e0a\u4e0b\u6587</a>\u3002</p>"}, "comparison": {"left": "17", "right": "18", "status": "unchanged", "diff": ""}}