{"Entry":{"collection":"metric","key":"pg_stat_replication-sync_state","name":"pg_stat_replication.sync_state","aliases":["sync_state","pg_stat_replication"],"metadata":{"aliases":["sync_state","pg_stat_replication"],"category":"pg_stat_replication","content_hash":"0b20ab9b65bc45be02807eace452346b127fbbd668a5342ac15feccb1fa8f198","derived_content_hash":"fd59751a7025735df3dd336b5553104a0e9b20fc6d6488fae48ab9d957e5d838","imported_at":"2026-09-30T00:40:46.095064+08:00","name":"pg_stat_replication.sync_state","name_zh":"","slug":"pg_stat_replication-sync_state","summary":"Synchronous state of this standby server. Possible values are:\n\nasync: This standby server is asynchronous. potential: This standby server is now asynchronous, but can potentially become synchronous if one of current synchronous ones fails. sync: This standby server is synchronous. quorum: This standby server is considered as a candidate for quorum standbys."}},"Definition":{"Collection":"metric","Key":"pg_stat_replication-sync_state","SourceDatabase":"center","Version":"18","SourceTable":"statistics_metric","SourceKey":"pg_stat_replication-sync_state","SourceRevision":"555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f","Facts":{"comparison_data":{"field":"sync_state","sql_type":"text","units_mentioned":[],"view":"pg_stat_replication"},"comparison_hash":"e310ce920194b76915432363b4b9ae87b6511cc1db08f0bb990008ae817c3787","description":["Synchronous state of this standby server. Possible values are:\n\nasync: This standby server is asynchronous. potential: This standby server is now asynchronous, but can potentially become synchronous if one of current synchronous ones fails. sync: This standby server is synchronous. quorum: This standby server is considered as a candidate for quorum standbys."],"description_zh":"该备库的同步状态。可能的值是：\n\nasync：该备库是异步的。 potential：该备库当前是异步的，但在当前某个同步备库失效时可能变为同步的。 sync：该备库是同步的。 quorum：该备库被视为法定人数同步复制的候选备库。\n\n","description_zh_html":"\u003cp\u003epg_stat_replication.sync_state 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\u003esync_state\u003c/code\u003e\u003c/dd\u003e\u003cdt\u003eSQL 类型\u003c/dt\u003e\u003cdd\u003e\u003ccode\u003etext\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该备库的同步状态。可能的值是：\n\nasync：该备库是异步的。 potential：该备库当前是异步的，但在当前某个同步备库失效时可能变为同步的。 sync：该备库是同步的。 quorum：该备库被视为法定人数同步复制的候选备库。\n\n\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":"sync_state"},{"label":"SQL type","value":"text"},{"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":"sync_state"},{"label":"SQL 类型","value":"text"},{"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":"sync_state","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 sync_state 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 sync_state 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 sync_state 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":"text","tables":[],"tables_zh":[],"units_mentioned":[],"view":"pg_stat_replication","zh_from":{"authored_translation":"source-derived-structured-summary","body_sha256":"daf225aaab2d242810d1be9eef543acfa6ec6a999d1693f117d3230f041c5d60","kind":"same-version-chinese-manual-with-source-derived-structured-summary","manual":{"anchor":"","build_id":107,"column":"sync_state","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-sync_state","SourceDatabase":"center","Version":"18","Locale":"en","Title":"pg_stat_replication.sync_state","Summary":"Synchronous state of this standby server. Possible values are:\n\nasync: This standby server is asynchronous. potential: This standby server is now asynchronous, but can potentially become synchronous if one of current synchronous ones fails. sync: This standby server is synchronous. quorum: This standby server is considered as a candidate for quorum standbys.","BodyHTML":"\u003cp\u003eSynchronous state of this standby server. Possible values are:\n\nasync: This standby server is asynchronous. potential: This standby server is now asynchronous, but can potentially become synchronous if one of current synchronous ones fails. sync: This standby server is synchronous. quorum: This standby server is considered as a candidate for quorum standbys.\u003c/p\u003e","SourceRevision":"555610c24d53e4316da5b7d3fc25c279d96856d5e0e23ee308c328c5fa881d9f","ContentHash":"7ff779d235ba7eb0a7f963433b572214a9dbd3a5c3d30f08d606a1f27c087dae","Payload":{"description":["Synchronous state of this standby server. Possible values are:\n\nasync: This standby server is asynchronous. potential: This standby server is now asynchronous, but can potentially become synchronous if one of current synchronous ones fails. sync: This standby server is synchronous. quorum: This standby server is considered as a candidate for quorum standbys."],"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 sync_state 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}