{"Entry":{"collection":"func","key":"pg-collation-actual-version","name":"pg_collation_actual_version","aliases":[],"metadata":{"changed_in":[],"changes":[{"descriptions_changed":false,"doc_overhaul":false,"from":"9.6","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"added","to":"10"},{"descriptions_changed":false,"doc_overhaul":true,"from":"12","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"changed","to":"13"}],"content_hash":"90aa7711672d5750cd734670d3ffab7478db1daad5e82473ed66728e81a7e8d9","first_version":"10","group":"admin","group_label":"System Administration Functions","groups":["admin"],"imported_at":"2026-09-27T17:57:29.456976+08:00","last_version":"20","name":"pg_collation_actual_version","name_key":"pg_collation_actual_version","position":29019,"present_in":["10","11","12","13","14","15","16","17","18","19","20"],"signature":"pg_collation_actual_version ( oid ) → text","signature_count":1,"slug":"pg-collation-actual-version","source_rev":"b7bd9cda","summary":"Returns the actual version of the collation object as it is currently installed in the operating system.","summary_zh":""}},"Definition":{"Collection":"func","Key":"pg-collation-actual-version","SourceDatabase":"center","Version":"18","SourceTable":"func","SourceKey":"pg-collation-actual-version","SourceRevision":"b7bd9cda","Facts":{"description":"Returns the actual version of the collation object as it is currently installed in the operating system. If this is different from the value in pg_collation.collversion, then objects depending on the collation might need to be rebuilt. See also ALTER COLLATION.","description_html":"Returns the actual version of the collation object as it is currently installed in the operating system. If this is different from the value in \u003ccode class=\"structname\"\u003epg_collation\u003c/code\u003e.\u003ccode class=\"structfield\"\u003ecollversion\u003c/code\u003e, then objects depending on the collation might need to be rebuilt. See also \u003ca href=\"/docs/18/sql-altercollation.html\" title=\"ALTER COLLATION\"\u003e\u003cspan class=\"refentrytitle\"\u003eALTER COLLATION\u003c/span\u003e\u003c/a\u003e.","description_zh":"","description_zh_html":"","doc":{"anchor":"FUNCTIONS-ADMIN-COLLATION","file":"functions-admin.html","slug":"18"},"group":"admin","group_label":"System Administration Functions","lang":"en","layout":"table-new","pages":["functions-admin.html"],"prose_only":false,"signatures":[{"description":"Returns the actual version of the collation object as it is currently installed in the operating system. If this is different from the value in pg_collation.collversion, then objects depending on the collation might need to be rebuilt. See also ALTER COLLATION.","description_html":"Returns the actual version of the collation object as it is currently installed in the operating system. If this is different from the value in \u003ccode class=\"structname\"\u003epg_collation\u003c/code\u003e.\u003ccode class=\"structfield\"\u003ecollversion\u003c/code\u003e, then objects depending on the collation might need to be rebuilt. See also \u003ca href=\"/docs/18/sql-altercollation.html\" title=\"ALTER COLLATION\"\u003e\u003cspan class=\"refentrytitle\"\u003eALTER COLLATION\u003c/span\u003e\u003c/a\u003e.","description_zh":"","description_zh_html":"","examples":[],"html":"\u003ccode class=\"function\"\u003epg_collation_actual_version\u003c/code\u003e ( \u003ccode class=\"type\"\u003eoid\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003etext\u003c/code\u003e","returns":"text","text":"pg_collation_actual_version ( oid ) → text","zh_from":""}],"zh_from":""},"ManualEvidence":{"doc":{"anchor":"FUNCTIONS-ADMIN-COLLATION","file":"functions-admin.html","slug":"18"}},"MeasuredEvidence":{}},"Text":{"Collection":"func","Key":"pg-collation-actual-version","SourceDatabase":"pgweb","Version":"18","Locale":"zh-Hans","Title":"pg_collation_actual_version","Summary":"返回当前安装在操作系统中的该排序规则对象的实际版本。如果这个版本与pg_collation.collversion中的值不同，则依赖于该排序规则的对象可能需要被重建。还可以参考ALTER COLLATION。","BodyHTML":"返回当前安装在操作系统中的该排序规则对象的实际版本。如果这个版本与\u003ccode\u003epg_collation\u003c/code\u003e.\u003ccode\u003ecollversion\u003c/code\u003e中的值不同，则依赖于该排序规则的对象可能需要被重建。还可以参考\u003ca href=\"/docs/18/sql-altercollation.html\" title=\"ALTER COLLATION\" rel=\"nofollow\"\u003e\u003cspan\u003eALTER COLLATION\u003c/span\u003e\u003c/a\u003e。\u003cpre\u003epg_collation_actual_version ( oid ) → text\u003c/pre\u003e返回当前安装在操作系统中的该排序规则对象的实际版本。如果这个版本与\u003ccode\u003epg_collation\u003c/code\u003e.\u003ccode\u003ecollversion\u003c/code\u003e中的值不同，则依赖于该排序规则的对象可能需要被重建。还可以参考\u003ca href=\"/docs/18/sql-altercollation.html\" title=\"ALTER COLLATION\" rel=\"nofollow\"\u003e\u003cspan\u003eALTER COLLATION\u003c/span\u003e\u003c/a\u003e。","SourceRevision":"ca936764","ContentHash":"76032c25cdd8b0fe7a97079441f91416bf01ec6ba466862d4efa061cb5f1dfbd","Payload":{"description_zh":"返回当前安装在操作系统中的该排序规则对象的实际版本。如果这个版本与pg_collation.collversion中的值不同，则依赖于该排序规则的对象可能需要被重建。还可以参考ALTER COLLATION。","description_zh_html":"返回当前安装在操作系统中的该排序规则对象的实际版本。如果这个版本与\u003ccode class=\"structname\"\u003epg_collation\u003c/code\u003e.\u003ccode class=\"structfield\"\u003ecollversion\u003c/code\u003e中的值不同，则依赖于该排序规则的对象可能需要被重建。还可以参考\u003ca href=\"/docs/18/sql-altercollation.html\" title=\"ALTER COLLATION\"\u003e\u003cspan class=\"refentrytitle\"\u003eALTER COLLATION\u003c/span\u003e\u003c/a\u003e。","signatures":[{"description_zh":"返回当前安装在操作系统中的该排序规则对象的实际版本。如果这个版本与pg_collation.collversion中的值不同，则依赖于该排序规则的对象可能需要被重建。还可以参考ALTER COLLATION。","description_zh_html":"返回当前安装在操作系统中的该排序规则对象的实际版本。如果这个版本与\u003ccode class=\"structname\"\u003epg_collation\u003c/code\u003e.\u003ccode class=\"structfield\"\u003ecollversion\u003c/code\u003e中的值不同，则依赖于该排序规则的对象可能需要被重建。还可以参考\u003ca href=\"/docs/18/sql-altercollation.html\" title=\"ALTER COLLATION\"\u003e\u003cspan class=\"refentrytitle\"\u003eALTER COLLATION\u003c/span\u003e\u003c/a\u003e。","returns":"text","text":"pg_collation_actual_version ( oid ) → text","zh_from":"doc"}],"zh_from":"doc"}},"RequestedLocale":"zh-Hans","Fallback":false,"Versions":["10","11","12","13","14","15","16","17","18","19","20"],"Locales":["en","zh-Hans"],"Signatures":[{"Version":"18","Ordinal":0,"Hash":"09593b8e3118a45cfe9d41b18a918eaeeca839a306e38293aa2a4de64e8a4cd8","Text":"pg_collation_actual_version ( oid ) → text","Returns":"text","Payload":{"description":"Returns the actual version of the collation object as it is currently installed in the operating system. If this is different from the value in pg_collation.collversion, then objects depending on the collation might need to be rebuilt. See also ALTER COLLATION.","description_html":"Returns the actual version of the collation object as it is currently installed in the operating system. If this is different from the value in \u003ccode class=\"structname\"\u003epg_collation\u003c/code\u003e.\u003ccode class=\"structfield\"\u003ecollversion\u003c/code\u003e, then objects depending on the collation might need to be rebuilt. See also \u003ca href=\"/docs/18/sql-altercollation.html\" title=\"ALTER COLLATION\"\u003e\u003cspan class=\"refentrytitle\"\u003eALTER COLLATION\u003c/span\u003e\u003c/a\u003e.","description_zh":"","description_zh_html":"","examples":[],"html":"\u003ccode class=\"function\"\u003epg_collation_actual_version\u003c/code\u003e ( \u003ccode class=\"type\"\u003eoid\u003c/code\u003e ) → \u003ccode class=\"returnvalue\"\u003etext\u003c/code\u003e","returns":"text","text":"pg_collation_actual_version ( oid ) → text","zh_from":""}}],"Spellings":null,"SQLState":null,"Evidence":null}