{"Entry":{"collection":"sql","key":"alter-user","name":"ALTER USER","aliases":["alteruser"],"metadata":{"aliases":["alteruser"],"changed_in":["7.0","7.2","7.3","7.4","8.0","8.1","8.2","8.3","9.0","9.1","9.2","9.3","9.5","9.6","10","11","14"],"changes":[{"from":"6.4","purpose_changed":false,"renamed":null,"sections":{"added":[],"changed":["description","usage"],"removed":[]},"status":"changed","synopsis":null,"to":"6.5"},{"from":"6.5","purpose_changed":false,"renamed":null,"sections":{"added":[],"changed":["description","usage"],"removed":[]},"status":"changed","synopsis":{"added":["[ WITH PASSWORD 'password' ]"],"removed":["ALTER USER username [ WITH PASSWORD password ]","[ IN GROUP groupname [, ...] ]","[ VALID UNTIL 'abstime' ]"]},"to":"7.0"},{"from":"7.0","purpose_changed":false,"renamed":{"from_file":"sql-alteruser.htm","to_file":"sql-alteruser.html"},"sections":{"added":[],"changed":["usage"],"removed":[]},"status":"changed","synopsis":null,"to":"7.1"},{"from":"7.1","purpose_changed":true,"renamed":null,"sections":{"added":[],"changed":["description","usage"],"removed":[]},"status":"changed","synopsis":{"added":["ALTER USER username [ [ WITH ] option [ ... ] ]","where option can be:","[ ENCRYPTED | UNENCRYPTED ] PASSWORD 'password'","| CREATEDB | NOCREATEDB","| CREATEUSER | NOCREATEUSER","| VALID UNTIL 'abstime'"],"removed":["[ WITH PASSWORD 'password' ]","[ CREATEDB | NOCREATEDB ] [ CREATEUSER | NOCREATEUSER ]","[ VALID UNTIL 'abstime' ]"]},"to":"7.2"},{"from":"7.2","purpose_changed":false,"renamed":null,"sections":{"added":["diagnostics","notes","examples","see_also"],"changed":["description","compatibility"],"removed":["usage"]},"status":"changed","synopsis":{"added":["ALTER USER username SET variable { TO | = } { value | DEFAULT }","ALTER USER username RESET variable"],"removed":[]},"to":"7.3"},{"from":"7.3","purpose_changed":false,"renamed":null,"sections":{"added":["parameters"],"changed":["description","examples"],"removed":["diagnostics"]},"status":"changed","synopsis":{"added":["ALTER USER name [ [ WITH ] option [ ... ] ]","ALTER USER name RENAME TO newname","ALTER USER name SET parameter { TO | = } { value | DEFAULT }","ALTER USER name RESET parameter"],"removed":["ALTER USER username [ [ WITH ] option [ ... ] ]","ALTER USER username SET variable { TO | = } { value | DEFAULT }","ALTER USER username RESET variable"]},"to":"7.4"},{"from":"7.4","purpose_changed":false,"renamed":null,"sections":{"added":[],"changed":["description","parameters","notes","examples"],"removed":[]},"status":"changed","synopsis":{"added":["CREATEDB | NOCREATEDB","| CREATEUSER | NOCREATEUSER","| [ ENCRYPTED | UNENCRYPTED ] PASSWORD 'password'"],"removed":["| CREATEDB | NOCREATEDB","| CREATEUSER | NOCREATEUSER"]},"to":"8.0"},{"from":"8.0","purpose_changed":true,"renamed":null,"sections":{"added":[],"changed":["description","see_also"],"removed":["parameters","notes","examples"]},"status":"changed","synopsis":{"added":["SUPERUSER | NOSUPERUSER","| CREATEDB | NOCREATEDB","| CREATEROLE | NOCREATEROLE","| CREATEUSER | NOCREATEUSER","| INHERIT | NOINHERIT","| LOGIN | NOLOGIN","| CONNECTION LIMIT connlimit","| VALID UNTIL 'timestamp'"],"removed":["| VALID UNTIL 'abstime'"]},"to":"8.1"},{"from":"8.1","purpose_changed":false,"renamed":null,"sections":{"added":[],"changed":["description"],"removed":[]},"status":"changed","synopsis":{"added":["ALTER USER name SET configuration_parameter { TO | = } { value | DEFAULT }","ALTER USER name RESET configuration_parameter"],"removed":["ALTER USER name SET parameter { TO | = } { value | DEFAULT }","ALTER USER name RESET parameter"]},"to":"8.2"},{"from":"8.2","purpose_changed":false,"renamed":null,"sections":{"added":[],"changed":[],"removed":[]},"status":"changed","synopsis":{"added":["ALTER USER name SET configuration_parameter FROM CURRENT","ALTER USER name RESET configuration_parameter","ALTER USER name RESET ALL"],"removed":[]},"to":"8.3"},{"from":"8.4","purpose_changed":false,"renamed":null,"sections":{"added":[],"changed":[],"removed":[]},"status":"changed","synopsis":{"added":["ALTER USER name RENAME TO new_name"],"removed":["where option can be:","ALTER USER name RENAME TO newname"]},"to":"9.0"},{"from":"9.0","purpose_changed":false,"renamed":null,"sections":{"added":[],"changed":[],"removed":[]},"status":"changed","synopsis":{"added":["| REPLICATION | NOREPLICATION"],"removed":[]},"to":"9.1"},{"from":"9.1","purpose_changed":false,"renamed":null,"sections":{"added":[],"changed":[],"removed":[]},"status":"changed","synopsis":{"added":["ALTER USER name [ IN DATABASE database_name ] SET configuration_parameter { TO | = } { value | DEFAULT }","ALTER USER name [ IN DATABASE database_name ] SET configuration_parameter FROM CURRENT","ALTER USER name [ IN DATABASE database_name ] RESET configuration_parameter","ALTER USER name [ IN DATABASE database_name ] RESET ALL"],"removed":[]},"to":"9.2"},{"from":"9.2","purpose_changed":false,"renamed":null,"sections":{"added":[],"changed":[],"removed":[]},"status":"changed","synopsis":{"added":["ALTER USER { name | ALL } [ IN DATABASE database_name ] SET configuration_parameter { TO | = } { value | DEFAULT }","ALTER USER { name | ALL } [ IN DATABASE database_name ] SET configuration_parameter FROM CURRENT","ALTER USER { name | ALL } [ IN DATABASE database_name ] RESET configuration_parameter","ALTER USER { name | ALL } [ IN DATABASE database_name ] RESET ALL"],"removed":[]},"to":"9.3"},{"from":"9.4","purpose_changed":false,"renamed":null,"sections":{"added":[],"changed":[],"removed":[]},"status":"changed","synopsis":{"added":["ALTER USER role_specification [ WITH ] option [ ... ]","| BYPASSRLS | NOBYPASSRLS","| CONNECTION LIMIT connlimit","ALTER USER { role_specification | ALL } [ IN DATABASE database_name ] SET configuration_parameter { TO | = } { value | DEFAULT }","ALTER USER { role_specification | ALL } [ IN DATABASE database_name ] SET configuration_parameter FROM CURRENT","ALTER USER { role_specification | ALL } [ IN DATABASE database_name ] RESET configuration_parameter","ALTER USER { role_specification | ALL } [ IN DATABASE database_name ] RESET ALL","role_name","| CURRENT_USER","| SESSION_USER"],"removed":["ALTER USER name [ [ WITH ] option [ ... ] ]","ALTER USER { name | ALL } [ IN DATABASE database_name ] SET configuration_parameter { TO | = } { value | DEFAULT }","ALTER USER { name | ALL } [ IN DATABASE database_name ] SET configuration_parameter FROM CURRENT","ALTER USER { name | ALL } [ IN DATABASE database_name ] RESET configuration_parameter","ALTER USER { name | ALL } [ IN DATABASE database_name ] RESET ALL"]},"to":"9.5"},{"from":"9.5","purpose_changed":false,"renamed":null,"sections":{"added":[],"changed":[],"removed":[]},"status":"changed","synopsis":{"added":[],"removed":["| CREATEUSER | NOCREATEUSER"]},"to":"9.6"},{"from":"9.6","purpose_changed":false,"renamed":null,"sections":{"added":[],"changed":[],"removed":[]},"status":"changed","synopsis":{"added":[],"removed":["| [ ENCRYPTED | UNENCRYPTED ] PASSWORD 'password'"]},"to":"10"},{"from":"10","purpose_changed":false,"renamed":null,"sections":{"added":[],"changed":[],"removed":[]},"status":"changed","synopsis":{"added":["| [ ENCRYPTED ] PASSWORD 'password' | PASSWORD NULL"],"removed":[]},"to":"11"},{"from":"13","purpose_changed":false,"renamed":null,"sections":{"added":[],"changed":[],"removed":[]},"status":"changed","synopsis":{"added":["| CURRENT_ROLE","| CURRENT_USER"],"removed":[]},"to":"14"}],"content_hash":"56d515be99ad61fdd09a6f4bbe14530a976fd4fb60b5323170f1739b6d25570d","editorial":{},"first_version":"6.4","group":"role","imported_at":"2026-09-30T17:43:38.300583+08:00","last_version":"20","name":"ALTER USER","object":"USER","position":5018,"present_in":["6.4","6.5","7.0","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"],"purpose":"change a database role","purpose_zh":"","related":["alter-role"],"slug":"alter-user","source_rev":"a709ab85","synopsis":"ALTER USER role_specification [ WITH ] option [ ... ]\n\nwhere option can be:\n\nSUPERUSER | NOSUPERUSER\n| CREATEDB | NOCREATEDB\n| CREATEROLE | NOCREATEROLE\n| INHERIT | NOINHERIT\n| LOGIN | NOLOGIN\n| REPLICATION | NOREPLICATION\n| BYPASSRLS | NOBYPASSRLS\n| CONNECTION LIMIT connlimit\n| [ ENCRYPTED ] PASSWORD 'password' | PASSWORD NULL\n| VALID UNTIL 'timestamp'\n\nALTER USER name RENAME TO new_name\n\nALTER USER { role_specification | ALL } [ IN DATABASE database_name ] SET configuration_parameter { TO | = } { value | DEFAULT }\nALTER USER { role_specification | ALL } [ IN DATABASE database_name ] SET configuration_parameter FROM CURRENT\nALTER USER { role_specification | ALL } [ IN DATABASE database_name ] RESET configuration_parameter\nALTER USER { role_specification | ALL } [ IN DATABASE database_name ] RESET ALL\n\nwhere role_specification can be:\nrole_name\n| CURRENT_ROLE\n| CURRENT_USER\n| SESSION_USER","verb":"ALTER"}},"Definition":{"Collection":"sql","Key":"alter-user","SourceDatabase":"center","Version":"18","SourceTable":"sqlcmd","SourceKey":"alter-user","SourceRevision":"a709ab85","Facts":{"anchor":"SQL-ALTERUSER","file":"sql-alteruser.html","lang":"en","name":"ALTER USER","purpose":"change a database role","purpose_zh":"","related":["alter-role"],"sections":[{"html":"\u003cp\u003e\u003ccode class=\"command\"\u003eALTER USER\u003c/code\u003e is now an alias for \u003ca href=\"/docs/18/sql-alterrole.html\" title=\"ALTER ROLE\"\u003e\u003ccode class=\"command\"\u003eALTER ROLE\u003c/code\u003e\u003c/a\u003e.\u003c/p\u003e","key":"description","title":"Description"},{"html":"\u003cp\u003eThe \u003ccode class=\"command\"\u003eALTER USER\u003c/code\u003e statement is a \u003cspan class=\"productname\"\u003ePostgreSQL\u003c/span\u003e extension. The SQL standard leaves the definition of users to the implementation.\u003c/p\u003e","key":"compatibility","title":"Compatibility"},{"html":"\u003cspan class=\"simplelist\"\u003e\u003ca href=\"/wiki/sql/alter-role/?v=18\" title=\"ALTER ROLE\"\u003e\u003cspan class=\"refentrytitle\"\u003eALTER ROLE\u003c/span\u003e\u003c/a\u003e\u003c/span\u003e","key":"see_also","title":"See Also"}],"sections_same_as":"","slug":"18","synopsis_html":"ALTER USER \u003cem class=\"replaceable\"\u003e\u003ccode\u003erole_specification\u003c/code\u003e\u003c/em\u003e [ WITH ] \u003cem class=\"replaceable\"\u003e\u003ccode\u003eoption\u003c/code\u003e\u003c/em\u003e [ ... ]\n\n\u003cspan class=\"phrase\"\u003ewhere \u003cem class=\"replaceable\"\u003e\u003ccode\u003eoption\u003c/code\u003e\u003c/em\u003e can be:\u003c/span\u003e\n\n      SUPERUSER | NOSUPERUSER\n    | CREATEDB | NOCREATEDB\n    | CREATEROLE | NOCREATEROLE\n    | INHERIT | NOINHERIT\n    | LOGIN | NOLOGIN\n    | REPLICATION | NOREPLICATION\n    | BYPASSRLS | NOBYPASSRLS\n    | CONNECTION LIMIT \u003cem class=\"replaceable\"\u003e\u003ccode\u003econnlimit\u003c/code\u003e\u003c/em\u003e\n    | [ ENCRYPTED ] PASSWORD '\u003cem class=\"replaceable\"\u003e\u003ccode\u003epassword\u003c/code\u003e\u003c/em\u003e' | PASSWORD NULL\n    | VALID UNTIL '\u003cem class=\"replaceable\"\u003e\u003ccode\u003etimestamp\u003c/code\u003e\u003c/em\u003e'\n\nALTER USER \u003cem class=\"replaceable\"\u003e\u003ccode\u003ename\u003c/code\u003e\u003c/em\u003e RENAME TO \u003cem class=\"replaceable\"\u003e\u003ccode\u003enew_name\u003c/code\u003e\u003c/em\u003e\n\nALTER USER { \u003cem class=\"replaceable\"\u003e\u003ccode\u003erole_specification\u003c/code\u003e\u003c/em\u003e | ALL } [ IN DATABASE \u003cem class=\"replaceable\"\u003e\u003ccode\u003edatabase_name\u003c/code\u003e\u003c/em\u003e ] SET \u003cem class=\"replaceable\"\u003e\u003ccode\u003econfiguration_parameter\u003c/code\u003e\u003c/em\u003e { TO | = } { \u003cem class=\"replaceable\"\u003e\u003ccode\u003evalue\u003c/code\u003e\u003c/em\u003e | DEFAULT }\nALTER USER { \u003cem class=\"replaceable\"\u003e\u003ccode\u003erole_specification\u003c/code\u003e\u003c/em\u003e | ALL } [ IN DATABASE \u003cem class=\"replaceable\"\u003e\u003ccode\u003edatabase_name\u003c/code\u003e\u003c/em\u003e ] SET \u003cem class=\"replaceable\"\u003e\u003ccode\u003econfiguration_parameter\u003c/code\u003e\u003c/em\u003e FROM CURRENT\nALTER USER { \u003cem class=\"replaceable\"\u003e\u003ccode\u003erole_specification\u003c/code\u003e\u003c/em\u003e | ALL } [ IN DATABASE \u003cem class=\"replaceable\"\u003e\u003ccode\u003edatabase_name\u003c/code\u003e\u003c/em\u003e ] RESET \u003cem class=\"replaceable\"\u003e\u003ccode\u003econfiguration_parameter\u003c/code\u003e\u003c/em\u003e\nALTER USER { \u003cem class=\"replaceable\"\u003e\u003ccode\u003erole_specification\u003c/code\u003e\u003c/em\u003e | ALL } [ IN DATABASE \u003cem class=\"replaceable\"\u003e\u003ccode\u003edatabase_name\u003c/code\u003e\u003c/em\u003e ] RESET ALL\n\n\u003cspan class=\"phrase\"\u003ewhere \u003cem class=\"replaceable\"\u003e\u003ccode\u003erole_specification\u003c/code\u003e\u003c/em\u003e can be:\u003c/span\u003e\n\n    \u003cem class=\"replaceable\"\u003e\u003ccode\u003erole_name\u003c/code\u003e\u003c/em\u003e\n  | CURRENT_ROLE\n  | CURRENT_USER\n  | SESSION_USER","synopsis_text":"ALTER USER role_specification [ WITH ] option [ ... ]\n\nwhere option can be:\n\nSUPERUSER | NOSUPERUSER\n| CREATEDB | NOCREATEDB\n| CREATEROLE | NOCREATEROLE\n| INHERIT | NOINHERIT\n| LOGIN | NOLOGIN\n| REPLICATION | NOREPLICATION\n| BYPASSRLS | NOBYPASSRLS\n| CONNECTION LIMIT connlimit\n| [ ENCRYPTED ] PASSWORD 'password' | PASSWORD NULL\n| VALID UNTIL 'timestamp'\n\nALTER USER name RENAME TO new_name\n\nALTER USER { role_specification | ALL } [ IN DATABASE database_name ] SET configuration_parameter { TO | = } { value | DEFAULT }\nALTER USER { role_specification | ALL } [ IN DATABASE database_name ] SET configuration_parameter FROM CURRENT\nALTER USER { role_specification | ALL } [ IN DATABASE database_name ] RESET configuration_parameter\nALTER USER { role_specification | ALL } [ IN DATABASE database_name ] RESET ALL\n\nwhere role_specification can be:\nrole_name\n| CURRENT_ROLE\n| CURRENT_USER\n| SESSION_USER"},"ManualEvidence":{},"MeasuredEvidence":{}},"Text":{"Collection":"sql","Key":"alter-user","SourceDatabase":"pgweb","Version":"18","Locale":"zh-Hans","Title":"ALTER USER","Summary":"更改数据库角色","BodyHTML":"\u003cpre\u003eALTER USER role_specification [ WITH ] option [ ... ]\n\n其中 option 可以是：\n\nSUPERUSER | NOSUPERUSER\n| CREATEDB | NOCREATEDB\n| CREATEROLE | NOCREATEROLE\n| INHERIT | NOINHERIT\n| LOGIN | NOLOGIN\n| REPLICATION | NOREPLICATION\n| BYPASSRLS | NOBYPASSRLS\n| CONNECTION LIMIT connlimit\n| [ ENCRYPTED ] PASSWORD \u0026#39;password\u0026#39; | PASSWORD NULL\n| VALID UNTIL \u0026#39;timestamp\u0026#39;\n\nALTER USER name RENAME TO new_name\n\nALTER USER { role_specification | ALL } [ IN DATABASE database_name ] SET configuration_parameter { TO | = } { value | DEFAULT }\nALTER USER { role_specification | ALL } [ IN DATABASE database_name ] SET configuration_parameter FROM CURRENT\nALTER USER { role_specification | ALL } [ IN DATABASE database_name ] RESET configuration_parameter\nALTER USER { role_specification | ALL } [ IN DATABASE database_name ] RESET ALL\n\n其中 role_specification 可以是：\nrole_name\n| CURRENT_ROLE\n| CURRENT_USER\n| SESSION_USER\u003c/pre\u003e\u003csection\u003e\u003ch2\u003e描述\u003c/h2\u003e\u003cp\u003e\u003ccode\u003eALTER USER\u003c/code\u003e现为 \u003ca href=\"/docs/18/sql-alterrole.html\" title=\"ALTER ROLE\" rel=\"nofollow\"\u003e\u003ccode\u003eALTER ROLE\u003c/code\u003e\u003c/a\u003e的别名。\u003c/p\u003e\u003c/section\u003e\u003csection\u003e\u003ch2\u003e兼容性\u003c/h2\u003e\u003cp\u003e\u003ccode\u003eALTER USER\u003c/code\u003e语句是 \u003cspan\u003ePostgreSQL\u003c/span\u003e的一种扩展。SQL 标准将用户的定义交由具体实现决定。\u003c/p\u003e\u003c/section\u003e\u003csection\u003e\u003ch2\u003e另见\u003c/h2\u003e\u003cspan\u003e\u003ca href=\"/wiki/sql/alter-role/?v=18\" title=\"ALTER ROLE\" rel=\"nofollow\"\u003e\u003cspan\u003eALTER ROLE\u003c/span\u003e\u003c/a\u003e\u003c/span\u003e\u003c/section\u003e","SourceRevision":"1b5ca64c","ContentHash":"d7c287fd3cc9088f6ab7178565804ef5ab67b3b191ff22b8d3301ca449bd8b0b","Payload":{"purpose_zh":"更改数据库角色","sections":[{"html":"\u003cp\u003e\u003ccode class=\"command\"\u003eALTER USER\u003c/code\u003e现为 \u003ca href=\"/docs/18/sql-alterrole.html\" title=\"ALTER ROLE\"\u003e\u003ccode class=\"command\"\u003eALTER ROLE\u003c/code\u003e\u003c/a\u003e的别名。\u003c/p\u003e","key":"description","title":"描述"},{"html":"\u003cp\u003e\u003ccode class=\"command\"\u003eALTER USER\u003c/code\u003e语句是 \u003cspan class=\"productname\"\u003ePostgreSQL\u003c/span\u003e的一种扩展。SQL 标准将用户的定义交由具体实现决定。\u003c/p\u003e","key":"compatibility","title":"兼容性"},{"html":"\u003cspan class=\"simplelist\"\u003e\u003ca href=\"/wiki/sql/alter-role/?v=18\" title=\"ALTER ROLE\"\u003e\u003cspan class=\"refentrytitle\"\u003eALTER ROLE\u003c/span\u003e\u003c/a\u003e\u003c/span\u003e","key":"see_also","title":"另见"}],"sections_same_as":"","synopsis_html":"ALTER USER \u003cem class=\"replaceable\"\u003e\u003ccode\u003erole_specification\u003c/code\u003e\u003c/em\u003e [ WITH ] \u003cem class=\"replaceable\"\u003e\u003ccode\u003eoption\u003c/code\u003e\u003c/em\u003e [ ... ]\n\n\u003cspan class=\"phrase\"\u003e其中 \u003cem class=\"replaceable\"\u003e\u003ccode\u003eoption\u003c/code\u003e\u003c/em\u003e 可以是：\u003c/span\u003e\n\n      SUPERUSER | NOSUPERUSER\n    | CREATEDB | NOCREATEDB\n    | CREATEROLE | NOCREATEROLE\n    | INHERIT | NOINHERIT\n    | LOGIN | NOLOGIN\n    | REPLICATION | NOREPLICATION\n    | BYPASSRLS | NOBYPASSRLS\n    | CONNECTION LIMIT \u003cem class=\"replaceable\"\u003e\u003ccode\u003econnlimit\u003c/code\u003e\u003c/em\u003e\n    | [ ENCRYPTED ] PASSWORD '\u003cem class=\"replaceable\"\u003e\u003ccode\u003epassword\u003c/code\u003e\u003c/em\u003e' | PASSWORD NULL\n    | VALID UNTIL '\u003cem class=\"replaceable\"\u003e\u003ccode\u003etimestamp\u003c/code\u003e\u003c/em\u003e'\n\nALTER USER \u003cem class=\"replaceable\"\u003e\u003ccode\u003ename\u003c/code\u003e\u003c/em\u003e RENAME TO \u003cem class=\"replaceable\"\u003e\u003ccode\u003enew_name\u003c/code\u003e\u003c/em\u003e\n\nALTER USER { \u003cem class=\"replaceable\"\u003e\u003ccode\u003erole_specification\u003c/code\u003e\u003c/em\u003e | ALL } [ IN DATABASE \u003cem class=\"replaceable\"\u003e\u003ccode\u003edatabase_name\u003c/code\u003e\u003c/em\u003e ] SET \u003cem class=\"replaceable\"\u003e\u003ccode\u003econfiguration_parameter\u003c/code\u003e\u003c/em\u003e { TO | = } { \u003cem class=\"replaceable\"\u003e\u003ccode\u003evalue\u003c/code\u003e\u003c/em\u003e | DEFAULT }\nALTER USER { \u003cem class=\"replaceable\"\u003e\u003ccode\u003erole_specification\u003c/code\u003e\u003c/em\u003e | ALL } [ IN DATABASE \u003cem class=\"replaceable\"\u003e\u003ccode\u003edatabase_name\u003c/code\u003e\u003c/em\u003e ] SET \u003cem class=\"replaceable\"\u003e\u003ccode\u003econfiguration_parameter\u003c/code\u003e\u003c/em\u003e FROM CURRENT\nALTER USER { \u003cem class=\"replaceable\"\u003e\u003ccode\u003erole_specification\u003c/code\u003e\u003c/em\u003e | ALL } [ IN DATABASE \u003cem class=\"replaceable\"\u003e\u003ccode\u003edatabase_name\u003c/code\u003e\u003c/em\u003e ] RESET \u003cem class=\"replaceable\"\u003e\u003ccode\u003econfiguration_parameter\u003c/code\u003e\u003c/em\u003e\nALTER USER { \u003cem class=\"replaceable\"\u003e\u003ccode\u003erole_specification\u003c/code\u003e\u003c/em\u003e | ALL } [ IN DATABASE \u003cem class=\"replaceable\"\u003e\u003ccode\u003edatabase_name\u003c/code\u003e\u003c/em\u003e ] RESET ALL\n\n\u003cspan class=\"phrase\"\u003e其中 \u003cem class=\"replaceable\"\u003e\u003ccode\u003erole_specification\u003c/code\u003e\u003c/em\u003e 可以是：\u003c/span\u003e\n\n    \u003cem class=\"replaceable\"\u003e\u003ccode\u003erole_name\u003c/code\u003e\u003c/em\u003e\n  | CURRENT_ROLE\n  | CURRENT_USER\n  | SESSION_USER","synopsis_text":"ALTER USER role_specification [ WITH ] option [ ... ]\n\n其中 option 可以是：\n\nSUPERUSER | NOSUPERUSER\n| CREATEDB | NOCREATEDB\n| CREATEROLE | NOCREATEROLE\n| INHERIT | NOINHERIT\n| LOGIN | NOLOGIN\n| REPLICATION | NOREPLICATION\n| BYPASSRLS | NOBYPASSRLS\n| CONNECTION LIMIT connlimit\n| [ ENCRYPTED ] PASSWORD 'password' | PASSWORD NULL\n| VALID UNTIL 'timestamp'\n\nALTER USER name RENAME TO new_name\n\nALTER USER { role_specification | ALL } [ IN DATABASE database_name ] SET configuration_parameter { TO | = } { value | DEFAULT }\nALTER USER { role_specification | ALL } [ IN DATABASE database_name ] SET configuration_parameter FROM CURRENT\nALTER USER { role_specification | ALL } [ IN DATABASE database_name ] RESET configuration_parameter\nALTER USER { role_specification | ALL } [ IN DATABASE database_name ] RESET ALL\n\n其中 role_specification 可以是：\nrole_name\n| CURRENT_ROLE\n| CURRENT_USER\n| SESSION_USER"}},"RequestedLocale":"zh-Hans","Fallback":false,"Versions":["10","11","12","13","14","15","16","17","18","19","20","6.4","6.5","7.0","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":null,"Spellings":null,"SQLState":null,"Evidence":null}