ALTER USER

ALTER USER — 更改一个数据库角色

大纲：

ALTER USER role_specification [ WITH ] option [ ... ]

其中 option 可以是：

SUPERUSER | NOSUPERUSER

| CREATEDB | NOCREATEDB

| CREATEROLE | NOCREATEROLE

| INHERIT | NOINHERIT

| LOGIN | NOLOGIN

| REPLICATION | NOREPLICATION

| BYPASSRLS | NOBYPASSRLS

| CONNECTION LIMIT connlimit

| [ ENCRYPTED ] PASSWORD 'password' | PASSWORD NULL

| VALID UNTIL 'timestamp'

ALTER USER name RENAME TO new_name

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

其中 role_specification 可以是：

role_name

| CURRENT_USER

| SESSION_USER

描述：

ALTER USER现在是 ALTER ROLE的一种别名。

另见：

ALTER ROLE