{"Entry":{"collection":"func","key":"ts-stat","name":"ts_stat","aliases":[],"metadata":{"changed_in":[],"changes":[{"descriptions_changed":false,"doc_overhaul":false,"from":"8.2","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"added","to":"8.3"},{"descriptions_changed":false,"doc_overhaul":true,"from":"12","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"changed","to":"13"}],"content_hash":"b6b53c16790dd4a29757b08188f900b5a8d8a5509b57da78e6839627076e029d","first_version":"8.3","group":"textsearch","group_label":"Text Search Functions And Operators","groups":["textsearch"],"imported_at":"2026-09-27T17:57:28.738362+08:00","last_version":"20","name":"ts_stat","name_key":"ts_stat","position":12021,"present_in":["8.3","8.4","9.0","9.1","9.2","9.3","9.4","9.5","9.6","10","11","12","13","14","15","16","17","18","19","20"],"signature":"ts_stat ( sqlquery text [, weights text ] ) → setof record ( word text, ndoc integer, nentry integer )","signature_count":1,"slug":"ts-stat","source_rev":"b7bd9cda","summary":"Executes the sqlquery, which must return a single tsvector column, and returns statistics about each distinct lexeme contained in the data.","summary_zh":""}},"Definition":{"Collection":"func","Key":"ts-stat","SourceDatabase":"center","Version":"18","SourceTable":"func","SourceKey":"ts-stat","SourceRevision":"b7bd9cda","Facts":{"description":"Executes the sqlquery, which must return a single tsvector column, and returns statistics about each distinct lexeme contained in the data. See Section 12.4.4 for details.","description_html":"Executes the \u003cem class=\"parameter\"\u003e\u003ccode\u003esqlquery\u003c/code\u003e\u003c/em\u003e, which must return a single \u003ccode class=\"type\"\u003etsvector\u003c/code\u003e column, and returns statistics about each distinct lexeme contained in the data. See \u003ca href=\"/docs/18/textsearch-features.html#TEXTSEARCH-STATISTICS\" title=\"12.4.4. Gathering Document Statistics\"\u003eSection 12.4.4\u003c/a\u003e for details.","description_zh":"","description_zh_html":"","doc":{"anchor":"TEXTSEARCH-FUNCTIONS-DEBUG-TABLE","file":"functions-textsearch.html","slug":"18"},"group":"textsearch","group_label":"Text Search Functions And Operators","lang":"en","layout":"table-new","pages":["functions-textsearch.html"],"prose_only":false,"signatures":[{"description":"Executes the sqlquery, which must return a single tsvector column, and returns statistics about each distinct lexeme contained in the data. See Section 12.4.4 for details.","description_html":"Executes the \u003cem class=\"parameter\"\u003e\u003ccode\u003esqlquery\u003c/code\u003e\u003c/em\u003e, which must return a single \u003ccode class=\"type\"\u003etsvector\u003c/code\u003e column, and returns statistics about each distinct lexeme contained in the data. See \u003ca href=\"/docs/18/textsearch-features.html#TEXTSEARCH-STATISTICS\" title=\"12.4.4. Gathering Document Statistics\"\u003eSection 12.4.4\u003c/a\u003e for details.","description_zh":"","description_zh_html":"","examples":[{"expr":"ts_stat('SELECT vector FROM apod')","result":"(foo,10,15) ..."}],"html":"\u003ccode class=\"function\"\u003ets_stat\u003c/code\u003e ( \u003cem class=\"parameter\"\u003e\u003ccode\u003esqlquery\u003c/code\u003e\u003c/em\u003e \u003ccode class=\"type\"\u003etext\u003c/code\u003e [\u003cspan class=\"optional\"\u003e, \u003cem class=\"parameter\"\u003e\u003ccode\u003eweights\u003c/code\u003e\u003c/em\u003e \u003ccode class=\"type\"\u003etext\u003c/code\u003e\u003c/span\u003e ] ) → \u003ccode class=\"returnvalue\"\u003esetof record\u003c/code\u003e ( \u003cem class=\"parameter\"\u003e\u003ccode\u003eword\u003c/code\u003e\u003c/em\u003e \u003ccode class=\"type\"\u003etext\u003c/code\u003e, \u003cem class=\"parameter\"\u003e\u003ccode\u003endoc\u003c/code\u003e\u003c/em\u003e \u003ccode class=\"type\"\u003einteger\u003c/code\u003e, \u003cem class=\"parameter\"\u003e\u003ccode\u003enentry\u003c/code\u003e\u003c/em\u003e \u003ccode class=\"type\"\u003einteger\u003c/code\u003e )","returns":"setof record","text":"ts_stat ( sqlquery text [, weights text ] ) → setof record ( word text, ndoc integer, nentry integer )","zh_from":""}],"zh_from":""},"ManualEvidence":{"doc":{"anchor":"TEXTSEARCH-FUNCTIONS-DEBUG-TABLE","file":"functions-textsearch.html","slug":"18"}},"MeasuredEvidence":{}},"Text":{"Collection":"func","Key":"ts-stat","SourceDatabase":"pgweb","Version":"18","Locale":"zh-Hans","Title":"ts_stat","Summary":"执行sqlquery，该查询必须返回单个tsvector列，并返回数据中每个不同词位的统计信息。详情参见第 12.4.4 节。","BodyHTML":"执行\u003cem\u003e\u003ccode\u003esqlquery\u003c/code\u003e\u003c/em\u003e，该查询必须返回单个\u003ccode\u003etsvector\u003c/code\u003e列，并返回数据中每个不同词位的统计信息。详情参见\u003ca href=\"/docs/18/textsearch-features.html#TEXTSEARCH-STATISTICS\" rel=\"nofollow\"\u003e第 12.4.4 节\u003c/a\u003e。\u003cpre\u003ets_stat ( sqlquery text [, weights text ] ) → setof record ( word text, ndoc integer, nentry integer )\u003c/pre\u003e执行\u003cem\u003e\u003ccode\u003esqlquery\u003c/code\u003e\u003c/em\u003e，该查询必须返回单个\u003ccode\u003etsvector\u003c/code\u003e列，并返回数据中每个不同词位的统计信息。详情参见\u003ca href=\"/docs/18/textsearch-features.html#TEXTSEARCH-STATISTICS\" rel=\"nofollow\"\u003e第 12.4.4 节\u003c/a\u003e。","SourceRevision":"1b5ca64c","ContentHash":"3a9eb723b580e371be9b8f05bc9197f13a24c28a47c371a60c5035d7b33de199","Payload":{"description_zh":"执行sqlquery，该查询必须返回单个tsvector列，并返回数据中每个不同词位的统计信息。详情参见第 12.4.4 节。","description_zh_html":"执行\u003cem class=\"parameter\"\u003e\u003ccode\u003esqlquery\u003c/code\u003e\u003c/em\u003e，该查询必须返回单个\u003ccode class=\"type\"\u003etsvector\u003c/code\u003e列，并返回数据中每个不同词位的统计信息。详情参见\u003ca href=\"/docs/18/textsearch-features.html#TEXTSEARCH-STATISTICS\" title=\"12.4.4. 收集文档统计数据\"\u003e第 12.4.4 节\u003c/a\u003e。","signatures":[{"description_zh":"执行sqlquery，该查询必须返回单个tsvector列，并返回数据中每个不同词位的统计信息。详情参见第 12.4.4 节。","description_zh_html":"执行\u003cem class=\"parameter\"\u003e\u003ccode\u003esqlquery\u003c/code\u003e\u003c/em\u003e，该查询必须返回单个\u003ccode class=\"type\"\u003etsvector\u003c/code\u003e列，并返回数据中每个不同词位的统计信息。详情参见\u003ca href=\"/docs/18/textsearch-features.html#TEXTSEARCH-STATISTICS\" title=\"12.4.4. 收集文档统计数据\"\u003e第 12.4.4 节\u003c/a\u003e。","returns":"setof record","text":"ts_stat ( sqlquery text [, weights text ] ) → setof record ( word text, ndoc integer, nentry integer )","zh_from":"doc"}],"zh_from":"doc"}},"RequestedLocale":"zh-Hans","Fallback":false,"Versions":["10","11","12","13","14","15","16","17","18","19","20","8.3","8.4","9.0","9.1","9.2","9.3","9.4","9.5","9.6"],"Locales":["en","zh-Hans"],"Signatures":[{"Version":"18","Ordinal":0,"Hash":"965031f0b9469ed55ec65db7a3eb3d7f3f0ac8a286cbab845187e71193f2a72f","Text":"ts_stat ( sqlquery text [, weights text ] ) → setof record ( word text, ndoc integer, nentry integer )","Returns":"setof record","Payload":{"description":"Executes the sqlquery, which must return a single tsvector column, and returns statistics about each distinct lexeme contained in the data. See Section 12.4.4 for details.","description_html":"Executes the \u003cem class=\"parameter\"\u003e\u003ccode\u003esqlquery\u003c/code\u003e\u003c/em\u003e, which must return a single \u003ccode class=\"type\"\u003etsvector\u003c/code\u003e column, and returns statistics about each distinct lexeme contained in the data. See \u003ca href=\"/docs/18/textsearch-features.html#TEXTSEARCH-STATISTICS\" title=\"12.4.4. Gathering Document Statistics\"\u003eSection 12.4.4\u003c/a\u003e for details.","description_zh":"","description_zh_html":"","examples":[{"expr":"ts_stat('SELECT vector FROM apod')","result":"(foo,10,15) ..."}],"html":"\u003ccode class=\"function\"\u003ets_stat\u003c/code\u003e ( \u003cem class=\"parameter\"\u003e\u003ccode\u003esqlquery\u003c/code\u003e\u003c/em\u003e \u003ccode class=\"type\"\u003etext\u003c/code\u003e [\u003cspan class=\"optional\"\u003e, \u003cem class=\"parameter\"\u003e\u003ccode\u003eweights\u003c/code\u003e\u003c/em\u003e \u003ccode class=\"type\"\u003etext\u003c/code\u003e\u003c/span\u003e ] ) → \u003ccode class=\"returnvalue\"\u003esetof record\u003c/code\u003e ( \u003cem class=\"parameter\"\u003e\u003ccode\u003eword\u003c/code\u003e\u003c/em\u003e \u003ccode class=\"type\"\u003etext\u003c/code\u003e, \u003cem class=\"parameter\"\u003e\u003ccode\u003endoc\u003c/code\u003e\u003c/em\u003e \u003ccode class=\"type\"\u003einteger\u003c/code\u003e, \u003cem class=\"parameter\"\u003e\u003ccode\u003enentry\u003c/code\u003e\u003c/em\u003e \u003ccode class=\"type\"\u003einteger\u003c/code\u003e )","returns":"setof record","text":"ts_stat ( sqlquery text [, weights text ] ) → setof record ( word text, ndoc integer, nentry integer )","zh_from":""}}],"Spellings":null,"SQLState":null,"Evidence":null}