{"Entry":{"collection":"metric","key":"pg_stat_sys_tables-n_tup_newpage_upd","name":"pg_stat_sys_tables.n_tup_newpage_upd","aliases":["n_tup_newpage_upd","pg_stat_sys_tables"],"metadata":{"aliases":["n_tup_newpage_upd","pg_stat_sys_tables"],"category":"pg_stat_sys_tables","content_hash":"5b23a69c5a64d72f2c47399ca2a038661e30782843303af1cc146ffc87d6c3f3","derived_content_hash":"73dbfdc9f3f23b8897da3883e0fda80c9ef26f42564d38cb4dd42b0f2540366a","imported_at":"2026-09-30T00:40:46.323986+08:00","name":"pg_stat_sys_tables.n_tup_newpage_upd","name_zh":"","slug":"pg_stat_sys_tables-n_tup_newpage_upd","summary":"Number of rows updated where the successor version goes onto a new heap page, leaving behind an original version with a t_ctid field that points to a different heap page. 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These are always non-HOT updates."],"description_zh":"更新的行数，其中后继版本转到新的堆页，留下一个原始版本，其 t_ctid 字段指向不同的堆页。这些始终是非 HOT 更新。","description_zh_html":"\u003cp\u003epg_stat_sys_tables.n_tup_newpage_upd 统计字段。\u003c/p\u003e\u003cdl\u003e\u003cdt\u003e视图\u003c/dt\u003e\u003cdd\u003e\u003ccode\u003epg_stat_sys_tables\u003c/code\u003e\u003c/dd\u003e\u003cdt\u003e字段\u003c/dt\u003e\u003cdd\u003e\u003ccode\u003en_tup_newpage_upd\u003c/code\u003e\u003c/dd\u003e\u003cdt\u003eSQL 类型\u003c/dt\u003e\u003cdd\u003e\u003ccode\u003ebigint\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更新的行数，其中后继版本转到新的堆页，留下一个原始版本，其 t_ctid 字段指向不同的堆页。这些始终是非 HOT 更新。\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_sys_tables"},{"label":"Field","value":"n_tup_newpage_upd"},{"label":"SQL type","value":"bigint"},{"label":"Units named in the field definition","value":"rows"},{"label":"Reset observation","value":"No stats_reset field is documented for this view"}],"facts_zh":[{"label":"视图","value":"pg_stat_sys_tables"},{"label":"字段","value":"n_tup_newpage_upd"},{"label":"SQL 类型","value":"bigint"},{"label":"字段定义记载的单位","value":"rows"},{"label":"重置条件","value":"手册未为此视图记载 stats_reset 字段"}],"field":"n_tup_newpage_upd","manual_html":"","manual_path":"/docs/18/monitoring-stats.html","related":[{"label":"pg_stat_sys_tables columns","url":"/wiki/catalog/pg_stat_sys_tables/?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":["Same as pg_stat_all_tables, except that only system tables are shown."],"title":"View semantics"},{"paragraphs":["Read the same-version statistics collection and view documentation below for reset scope and visibility. 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These are always non-HOT updates."],"manual_html":"","related":[{"label":"pg_stat_sys_tables columns","url":"/wiki/catalog/pg_stat_sys_tables/?v=18"},{"label":"Statistics collection and reset functions","url":"/docs/18/monitoring-stats.html"}],"sections":[{"paragraphs":["Same as pg_stat_all_tables, except that only system tables are shown."],"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 n_tup_newpage_upd FROM pg_catalog.pg_stat_sys_tables;","paragraphs":["Example query; no execution result or measured value is asserted."],"title":"Inspect this field"}],"tables":[]}},"RequestedLocale":"en","Fallback":false,"Versions":["16","17","18","19","20"],"Locales":["en","zh-Hans"],"Signatures":null,"Spellings":null,"SQLState":null,"Evidence":null}