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。
