{"Entry":{"collection":"func","key":"quote-ident","name":"quote_ident","aliases":[],"metadata":{"changed_in":["8.2","8.3"],"changes":[{"descriptions_changed":false,"doc_overhaul":false,"from":"7.2","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"added","to":"7.3"},{"descriptions_changed":true,"doc_overhaul":false,"from":"7.3","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"changed","to":"7.4"},{"descriptions_changed":false,"doc_overhaul":false,"from":"8.1","group_changed":null,"signatures":{"added":["quote_ident ( string ) → text"],"removed":["quote_ident ( string text ) → text"]},"status":"changed","to":"8.2"},{"descriptions_changed":false,"doc_overhaul":false,"from":"8.2","group_changed":null,"signatures":{"added":["quote_ident ( string text ) → text"],"removed":["quote_ident ( string ) → text"]},"status":"changed","to":"8.3"},{"descriptions_changed":true,"doc_overhaul":false,"from":"8.3","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"changed","to":"8.4"},{"descriptions_changed":true,"doc_overhaul":false,"from":"8.4","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"changed","to":"9.0"},{"descriptions_changed":true,"doc_overhaul":false,"from":"9.2","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"changed","to":"9.3"},{"descriptions_changed":true,"doc_overhaul":false,"from":"9.5","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"changed","to":"9.6"},{"descriptions_changed":true,"doc_overhaul":false,"from":"9.6","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"changed","to":"10"},{"descriptions_changed":true,"doc_overhaul":false,"from":"10","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"changed","to":"11"},{"descriptions_changed":true,"doc_overhaul":false,"from":"11","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"changed","to":"12"},{"descriptions_changed":false,"doc_overhaul":true,"from":"12","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"changed","to":"13"},{"descriptions_changed":true,"doc_overhaul":false,"from":"13","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"changed","to":"14"},{"descriptions_changed":true,"doc_overhaul":false,"from":"16","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"changed","to":"17"}],"content_hash":"a34bfc9e8dc3c472e066ff7972567cb4509117ea8ee539c87a45e97e590b1027","first_version":"7.3","group":"string","group_label":"String Functions And Operators","groups":["string"],"imported_at":"2026-09-27T17:57:28.379477+08:00","last_version":"20","name":"quote_ident","name_key":"quote_ident","position":3024,"present_in":["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":"quote_ident ( text ) → text","signature_count":1,"slug":"quote-ident","source_rev":"b7bd9cda","summary":"Returns the given string suitably quoted to be used as an identifier in an SQL statement string.","summary_zh":""}},"Definition":{"Collection":"func","Key":"quote-ident","SourceDatabase":"center","Version":"18","SourceTable":"func","SourceKey":"quote-ident","SourceRevision":"b7bd9cda","Facts":{"description":"Returns the given string suitably quoted to be used as an identifier in an SQL statement string. 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See also \u003ca href=\"/docs/18/plpgsql-statements.html#PLPGSQL-QUOTE-LITERAL-EXAMPLE\" title=\"Example 41.1. Quoting Values in Dynamic Queries\"\u003eExample 41.1\u003c/a\u003e.","description_zh":"","description_zh_html":"","doc":{"anchor":"FUNCTIONS-STRING-OTHER","file":"functions-string.html","slug":"18"},"group":"string","group_label":"String Functions And Operators","lang":"en","layout":"table-new","pages":["functions-string.html"],"prose_only":false,"signatures":[{"description":"Returns the given string suitably quoted to be used as an identifier in an SQL statement string. Quotes are added only if necessary (i.e., if the string contains non-identifier characters or would be case-folded). Embedded quotes are properly doubled. See also Example 41.1.","description_html":"Returns the given string suitably quoted to be used as an identifier in an SQL statement string. 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See also \u003ca href=\"/docs/18/plpgsql-statements.html#PLPGSQL-QUOTE-LITERAL-EXAMPLE\" title=\"Example 41.1. Quoting Values in Dynamic Queries\"\u003eExample 41.1\u003c/a\u003e.","description_zh":"","description_zh_html":"","examples":[{"expr":"quote_ident('Foo bar')","result":"\"Foo bar\""}],"html":"\u003ccode class=\"function\"\u003equote_ident\u003c/code\u003e ( \u003ccode class=\"type\"\u003etext\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003etext\u003c/code\u003e","returns":"text","text":"quote_ident ( text ) → text","zh_from":""}],"zh_from":""},"ManualEvidence":{"doc":{"anchor":"FUNCTIONS-STRING-OTHER","file":"functions-string.html","slug":"18"}},"MeasuredEvidence":{}},"Text":{"Collection":"func","Key":"quote-ident","SourceDatabase":"pgweb","Version":"18","Locale":"zh-Hans","Title":"quote_ident","Summary":"为给定字符串添加适当的引号并返回，使其可用作SQL语句字符串中的标识符。仅在必要时（即字符串包含不能用于标识符的字符，或会发生大小写折叠时）添加引号。内嵌的引号会被适当地双写。另见例 41.1。","BodyHTML":"为给定字符串添加适当的引号并返回，使其可用作SQL语句字符串中的标识符。仅在必要时（即字符串包含不能用于标识符的字符，或会发生大小写折叠时）添加引号。内嵌的引号会被适当地双写。另见\u003ca href=\"/docs/18/plpgsql-statements.html#PLPGSQL-QUOTE-LITERAL-EXAMPLE\" rel=\"nofollow\"\u003e例 41.1\u003c/a\u003e。\u003cpre\u003equote_ident ( text ) → text\u003c/pre\u003e为给定字符串添加适当的引号并返回，使其可用作SQL语句字符串中的标识符。仅在必要时（即字符串包含不能用于标识符的字符，或会发生大小写折叠时）添加引号。内嵌的引号会被适当地双写。另见\u003ca href=\"/docs/18/plpgsql-statements.html#PLPGSQL-QUOTE-LITERAL-EXAMPLE\" rel=\"nofollow\"\u003e例 41.1\u003c/a\u003e。","SourceRevision":"ca936764","ContentHash":"7f4ab65e1dd93bda66098d35d37485451256a186eea3b1f17996c780d084298c","Payload":{"description_zh":"为给定字符串添加适当的引号并返回，使其可用作SQL语句字符串中的标识符。仅在必要时（即字符串包含不能用于标识符的字符，或会发生大小写折叠时）添加引号。内嵌的引号会被适当地双写。另见例 41.1。","description_zh_html":"为给定字符串添加适当的引号并返回，使其可用作SQL语句字符串中的标识符。仅在必要时（即字符串包含不能用于标识符的字符，或会发生大小写折叠时）添加引号。内嵌的引号会被适当地双写。另见\u003ca href=\"/docs/18/plpgsql-statements.html#PLPGSQL-QUOTE-LITERAL-EXAMPLE\" title=\"例 41.1. 在动态查询中为值加引号\"\u003e例 41.1\u003c/a\u003e。","signatures":[{"description_zh":"为给定字符串添加适当的引号并返回，使其可用作SQL语句字符串中的标识符。仅在必要时（即字符串包含不能用于标识符的字符，或会发生大小写折叠时）添加引号。内嵌的引号会被适当地双写。另见例 41.1。","description_zh_html":"为给定字符串添加适当的引号并返回，使其可用作SQL语句字符串中的标识符。仅在必要时（即字符串包含不能用于标识符的字符，或会发生大小写折叠时）添加引号。内嵌的引号会被适当地双写。另见\u003ca href=\"/docs/18/plpgsql-statements.html#PLPGSQL-QUOTE-LITERAL-EXAMPLE\" title=\"例 41.1. 在动态查询中为值加引号\"\u003e例 41.1\u003c/a\u003e。","returns":"text","text":"quote_ident ( text ) → text","zh_from":"doc"}],"zh_from":"doc"}},"RequestedLocale":"zh-Hans","Fallback":false,"Versions":["10","11","12","13","14","15","16","17","18","19","20","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":"896fc5f7d30cd46f770120f736619dc76872440355e7bae8ab89b2f658285677","Text":"quote_ident ( text ) → text","Returns":"text","Payload":{"description":"Returns the given string suitably quoted to be used as an identifier in an SQL statement string. 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