{"Entry":{"collection":"func","key":"sin","name":"sin","aliases":[],"metadata":{"changed_in":[],"changes":[{"descriptions_changed":false,"doc_overhaul":true,"from":"12","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"changed","to":"13"}],"content_hash":"9940b39e4731f551605394a4541593b3199ad5b61f9aa5735ee2d371d6c6153b","first_version":"7.1","group":"math","group_label":"Mathematical Functions And Operators","groups":["math"],"imported_at":"2026-09-27T17:57:28.266554+08:00","last_version":"20","name":"sin","name_key":"sin","position":2046,"present_in":["7.1","7.2","7.3","7.4","8.0","8.1","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":"sin ( double precision ) → double precision","signature_count":1,"slug":"sin","source_rev":"b7bd9cda","summary":"Sine, argument in radians","summary_zh":""}},"Definition":{"Collection":"func","Key":"sin","SourceDatabase":"center","Version":"18","SourceTable":"func","SourceKey":"sin","SourceRevision":"b7bd9cda","Facts":{"description":"Sine, argument in radians","description_html":"Sine, argument in radians","description_zh":"","description_zh_html":"","doc":{"anchor":"FUNCTIONS-MATH-TRIG-TABLE","file":"functions-math.html","slug":"18"},"group":"math","group_label":"Mathematical Functions And Operators","lang":"en","layout":"table-new","pages":["functions-math.html"],"prose_only":false,"signatures":[{"description":"Sine, argument in radians","description_html":"Sine, argument in radians","description_zh":"","description_zh_html":"","examples":[{"expr":"sin(1)","result":"0.8414709848078965"}],"html":"\u003ccode class=\"function\"\u003esin\u003c/code\u003e ( \u003ccode class=\"type\"\u003edouble precision\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003edouble precision\u003c/code\u003e","returns":"double precision","text":"sin ( double precision ) → double precision","zh_from":""}],"zh_from":""},"ManualEvidence":{"doc":{"anchor":"FUNCTIONS-MATH-TRIG-TABLE","file":"functions-math.html","slug":"18"}},"MeasuredEvidence":{}},"Text":{"Collection":"func","Key":"sin","SourceDatabase":"pgweb","Version":"18","Locale":"zh-Hans","Title":"sin","Summary":"正弦，参数为弧度","BodyHTML":"正弦，参数为弧度\u003cpre\u003esin ( double precision ) → double precision\u003c/pre\u003e正弦，参数为弧度","SourceRevision":"ca936764","ContentHash":"98511851080916e3253e9d8c464d367087c2025fa22b136b27bccfea1b79025b","Payload":{"description_zh":"正弦，参数为弧度","description_zh_html":"正弦，参数为弧度","signatures":[{"description_zh":"正弦，参数为弧度","description_zh_html":"正弦，参数为弧度","returns":"double precision","text":"sin ( 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","7.1","7.2","7.3","7.4","8.0","8.1","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":"cec4cf7ca4a2393b5ad5fbbb9c365e3e8d6edc33984a5b0188936ec562cdd0a4","Text":"sin ( double precision ) → double precision","Returns":"double precision","Payload":{"description":"Sine, argument in radians","description_html":"Sine, argument in radians","description_zh":"","description_zh_html":"","examples":[{"expr":"sin(1)","result":"0.8414709848078965"}],"html":"\u003ccode class=\"function\"\u003esin\u003c/code\u003e ( \u003ccode class=\"type\"\u003edouble precision\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003edouble precision\u003c/code\u003e","returns":"double precision","text":"sin ( double precision ) → double precision","zh_from":""}}],"Spellings":null,"SQLState":null,"Evidence":null}
