{"Entry":{"collection":"metric","key":"pg_stat_replication-sent_lsn","name":"pg_stat_replication.sent_lsn","aliases":["sent_lsn","pg_stat_replication"],"metadata":{"aliases":["sent_lsn","pg_stat_replication"],"category":"pg_stat_replication","content_hash":"2c1c2772b202c63f623def85f7604cde0dff67b45fa10794ff9ae025cd0f3481","derived_content_hash":"d22a4c6e643442fc5425857daba1f0584d59a8a8c312ae99da762b994857517a","imported_at":"2026-09-30T00:40:46.087306+08:00","name":"pg_stat_replication.sent_lsn","name_zh":"","slug":"pg_stat_replication-sent_lsn","summary":"Last write-ahead log location sent on this connection"}},"Definition":{"Collection":"metric","Key":"pg_stat_replication-sent_lsn","SourceDatabase":"center","Version":"18","SourceTable":"statistics_metric","SourceKey":"pg_stat_replication-sent_lsn","SourceRevision":"555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f","Facts":{"comparison_data":{"field":"sent_lsn","sql_type":"pg_lsn","units_mentioned":[],"view":"pg_stat_replication"},"comparison_hash":"91469743c009f4a2954c87579816a86f74bdff364bbf553bdaa17d13787fdc31","description":["Last write-ahead log location sent on this connection"],"description_zh":"在这个连接上发送的最后一个预写式日志的位置","description_zh_html":"\u003cp\u003epg_stat_replication.sent_lsn 统计字段。\u003c/p\u003e\u003cdl\u003e\u003cdt\u003e视图\u003c/dt\u003e\u003cdd\u003e\u003ccode\u003epg_stat_replication\u003c/code\u003e\u003c/dd\u003e\u003cdt\u003e字段\u003c/dt\u003e\u003cdd\u003e\u003ccode\u003esent_lsn\u003c/code\u003e\u003c/dd\u003e\u003cdt\u003eSQL 类型\u003c/dt\u003e\u003cdd\u003e\u003ccode\u003epg_lsn\u003c/code\u003e\u003c/dd\u003e\u003c/dl\u003e\u003ch3\u003e同版本中文手册定义\u003c/h3\u003e\u003cp\u003e在这个连接上发送的最后一个预写式日志的位置\u003c/p\u003e\u003cp\u003e\u003ca href=\"/zh/docs/18/monitoring-stats.html#\"\u003e查看完整中文手册与上下文\u003c/a\u003e。\u003c/p\u003e","documented":true,"facts":[{"label":"View","value":"pg_stat_replication"},{"label":"Field","value":"sent_lsn"},{"label":"SQL type","value":"pg_lsn"},{"label":"Units named in the field definition","value":"Not specified"},{"label":"Reset observation","value":"No stats_reset field is documented for this view"}],"facts_zh":[{"label":"视图","value":"pg_stat_replication"},{"label":"字段","value":"sent_lsn"},{"label":"SQL 类型","value":"pg_lsn"},{"label":"字段定义记载的单位","value":"未指定"},{"label":"重置条件","value":"手册未为此视图记载 stats_reset 字段"}],"field":"sent_lsn","manual_html":"","manual_path":"/docs/18/monitoring-stats.html","related":[{"label":"pg_stat_replication columns","url":"/wiki/catalog/pg_stat_replication/?v=18"},{"label":"Statistics collection and reset functions","url":"/docs/18/monitoring-stats.html"}],"release":{"channel":"stable","label":"18.6","major":"18","ref":"https://ftp.postgresql.org/pub/source/v18.6/postgresql-18.6.tar.bz2","revision":"555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"},"sections":[{"paragraphs":["The pg_stat_replication view will contain one row per WAL sender process, showing statistics about replication to that sender's connected standby server. Only directly connected standbys are listed; no information is available about downstream standby servers."],"title":"View semantics"},{"paragraphs":["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."],"title":"Collection and reset context"},{"code":"SELECT sent_lsn FROM pg_catalog.pg_stat_replication;","paragraphs":["Example query; no execution result or measured value is asserted."],"title":"Inspect this field"}],"sections_zh":[{"paragraphs":["pg_stat_replication 视图为每个 WAL 发送进程包含一行，显示有关复制到该发送进程所连接备库的统计信息。这里只列出直接连接的备库；不包含下游备库的信息。"],"title":"视图语义"},{"paragraphs":["重置范围和可见性请参阅下方同版本的统计信息收集与视图文档。不根据字段名称推断各字段的重置规则。"],"title":"采集与重置语义"},{"code":"SELECT sent_lsn FROM pg_catalog.pg_stat_replication;","paragraphs":["示例查询；不表示已执行，也不提供实测值。"],"title":"查看此字段"}],"signature":"SELECT sent_lsn FROM pg_catalog.pg_stat_replication;","source_only":false,"sources":[{"label":"PostgreSQL 18 English manual","path":"monitoring-stats.html","sha256":"aa979eed08627fbf715a9d792094a162a73671db5af810f3ab2aad3e073d5722","url":"/docs/18/monitoring-stats.html#PG-STAT-REPLICATION-VIEW"}],"sql_type":"pg_lsn","tables":[],"tables_zh":[],"units_mentioned":[],"view":"pg_stat_replication","zh_from":{"authored_translation":"source-derived-structured-summary","body_sha256":"32035e56568eef03d8d7bae44e89f166b6d4706c4411661959b60257ac06ee36","kind":"same-version-chinese-manual-with-source-derived-structured-summary","manual":{"anchor":"","build_id":107,"column":"sent_lsn","extraction":"exact-catalog-field","locale":"zh-Hans","page_key":"monitoring-stats.html","source_hash":"0274aac7991450316bcf7be44635653b6d896fb00e321242c1b6674cb05c2e53","source_revision":"unknown:rendered-translation-baseline","translation_revision":"git:b1b500221dbe5437cfca004d6b04d3f6e422765d;html-sha256:08e987a66af27b98444a8057c256314eafa13611a3fb9e888214fc436824244b","url":"/zh/docs/18/monitoring-stats.html#","version":"18"},"runtime_rerun":false,"source_facts_revision":"555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"}},"ManualEvidence":{"manual_path":"/docs/18/monitoring-stats.html","release":{"channel":"stable","label":"18.6","major":"18","ref":"https://ftp.postgresql.org/pub/source/v18.6/postgresql-18.6.tar.bz2","revision":"555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f"},"sources":[{"label":"PostgreSQL 18 English manual","path":"monitoring-stats.html","sha256":"aa979eed08627fbf715a9d792094a162a73671db5af810f3ab2aad3e073d5722","url":"/docs/18/monitoring-stats.html#PG-STAT-REPLICATION-VIEW"}]},"MeasuredEvidence":{}},"Text":{"Collection":"metric","Key":"pg_stat_replication-sent_lsn","SourceDatabase":"center","Version":"18","Locale":"en","Title":"pg_stat_replication.sent_lsn","Summary":"Last write-ahead log location sent on this connection","BodyHTML":"\u003cp\u003eLast write-ahead log location sent on this connection\u003c/p\u003e","SourceRevision":"555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f","ContentHash":"ffd8e2645cdc5f4ff44d58196f3d29346b68be4f0d38d392da7509840fb1598b","Payload":{"description":["Last write-ahead log location sent on this connection"],"manual_html":"","related":[{"label":"pg_stat_replication columns","url":"/wiki/catalog/pg_stat_replication/?v=18"},{"label":"Statistics collection and reset functions","url":"/docs/18/monitoring-stats.html"}],"sections":[{"paragraphs":["The pg_stat_replication view will contain one row per WAL sender process, showing statistics about replication to that sender's connected standby server. Only directly connected standbys are listed; no information is available about downstream standby servers."],"title":"View semantics"},{"paragraphs":["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."],"title":"Collection and reset context"},{"code":"SELECT sent_lsn FROM pg_catalog.pg_stat_replication;","paragraphs":["Example query; no execution result or measured value is asserted."],"title":"Inspect this field"}],"tables":[]}},"RequestedLocale":"en","Fallback":false,"Versions":["10","11","12","13","14","15","16","17","18","19","20"],"Locales":["en","zh-Hans"],"Signatures":null,"Spellings":null,"SQLState":null,"Evidence":null}
