{"Entry":{"collection":"func","key":"corr","name":"corr","aliases":[],"metadata":{"changed_in":[],"changes":[{"descriptions_changed":false,"doc_overhaul":false,"from":"8.1","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"added","to":"8.2"},{"descriptions_changed":false,"doc_overhaul":true,"from":"12","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"changed","to":"13"}],"content_hash":"186aad4b902663ed3328a5119be0a4fb7371af3bff1d9257abab3e494f992bd4","first_version":"8.2","group":"aggregate","group_label":"Aggregate Functions","groups":["aggregate"],"imported_at":"2026-09-27T17:57:28.911239+08:00","last_version":"20","name":"corr","name_key":"corr","position":21008,"present_in":["8.2","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":"corr ( Y double precision, X double precision ) → double precision","signature_count":1,"slug":"corr","source_rev":"b7bd9cda","summary":"Computes the correlation coefficient.","summary_zh":""}},"Definition":{"Collection":"func","Key":"corr","SourceDatabase":"center","Version":"18","SourceTable":"func","SourceKey":"corr","SourceRevision":"b7bd9cda","Facts":{"description":"Computes the correlation coefficient.","description_html":"Computes the correlation coefficient.","description_zh":"","description_zh_html":"","doc":{"anchor":"FUNCTIONS-AGGREGATE-STATISTICS-TABLE","file":"functions-aggregate.html","slug":"18"},"group":"aggregate","group_label":"Aggregate Functions","lang":"en","layout":"table-new","pages":["functions-aggregate.html"],"prose_only":false,"signatures":[{"description":"Computes the correlation coefficient.","description_html":"Computes the correlation coefficient.","description_zh":"","description_zh_html":"","examples":[],"html":"\u003ccode class=\"function\"\u003ecorr\u003c/code\u003e ( \u003cem class=\"parameter\"\u003e\u003ccode\u003eY\u003c/code\u003e\u003c/em\u003e \u003ccode class=\"type\"\u003edouble precision\u003c/code\u003e, \u003cem class=\"parameter\"\u003e\u003ccode\u003eX\u003c/code\u003e\u003c/em\u003e \u003ccode class=\"type\"\u003edouble precision\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003edouble precision\u003c/code\u003e","returns":"double precision","text":"corr ( Y double precision, X double precision ) → double precision","zh_from":""}],"zh_from":""},"ManualEvidence":{"doc":{"anchor":"FUNCTIONS-AGGREGATE-STATISTICS-TABLE","file":"functions-aggregate.html","slug":"18"}},"MeasuredEvidence":{}},"Text":{"Collection":"func","Key":"corr","SourceDatabase":"pgweb","Version":"18","Locale":"zh-Hans","Title":"corr","Summary":"计算相关系数。","BodyHTML":"计算相关系数。\u003cpre\u003ecorr ( Y double precision, X double precision ) → double precision\u003c/pre\u003e计算相关系数。","SourceRevision":"ca936764","ContentHash":"768072f0a24a54bf104a9799bf893385469d6480f8964ab36f94e4725e980715","Payload":{"description_zh":"计算相关系数。","description_zh_html":"计算相关系数。","signatures":[{"description_zh":"计算相关系数。","description_zh_html":"计算相关系数。","returns":"double precision","text":"corr ( Y double precision, X double precision ) → double precision","zh_from":"doc"}],"zh_from":"doc"}},"RequestedLocale":"zh-Hans","Fallback":false,"Versions":["10","11","12","13","14","15","16","17","18","19","20","8.2","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":"c6645753fe852fd4d37b90331375843762998b1c60b6b9daf7d3a4e10436d38c","Text":"corr ( Y double precision, X double precision ) → double precision","Returns":"double precision","Payload":{"description":"Computes the correlation coefficient.","description_html":"Computes the correlation coefficient.","description_zh":"","description_zh_html":"","examples":[],"html":"\u003ccode class=\"function\"\u003ecorr\u003c/code\u003e ( \u003cem class=\"parameter\"\u003e\u003ccode\u003eY\u003c/code\u003e\u003c/em\u003e \u003ccode class=\"type\"\u003edouble precision\u003c/code\u003e, \u003cem class=\"parameter\"\u003e\u003ccode\u003eX\u003c/code\u003e\u003c/em\u003e \u003ccode class=\"type\"\u003edouble precision\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003edouble precision\u003c/code\u003e","returns":"double precision","text":"corr ( Y double precision, X double precision ) → double precision","zh_from":""}}],"Spellings":null,"SQLState":null,"Evidence":null}