ALTER USER

名称

ALTER USER -- 修改一个数据库角色。

大纲

ALTER USER name [ [ WITH ] option [ ... ] ]

where option can be:

      SUPERUSER | NOSUPERUSER
    | CREATEDB | NOCREATEDB
    | CREATEROLE | NOCREATEROLE
    | CREATEUSER | NOCREATEUSER
    | INHERIT | NOINHERIT
    | LOGIN | NOLOGIN
    | REPLICATION | NOREPLICATION
    | CONNECTION LIMIT connlimit
    | [ ENCRYPTED | UNENCRYPTED ] PASSWORD 'password'
    | VALID UNTIL 'timestamp'

ALTER USER name RENAME TO new_name

ALTER USER name SET configuration_parameter { TO | = } { value | DEFAULT }
ALTER USER name SET configuration_parameter FROM CURRENT
ALTER USER name RESET configuration_parameter
ALTER USER name RESET ALL

描述

ALTER USER现在是ALTER ROLE命令的别名(即两者相同)。

兼容性

ALTER USER语句是一个PostgreSQL的扩展,SQL标准中还没有完成用户定义相关的语法。

又见

ALTER ROLE