CREATE USER — 定义一个新的数据库角色
CREATE USERname
[ [ WITH ]option
[ ... ] ] whereoption
can be: SUPERUSER | NOSUPERUSER | CREATEDB | NOCREATEDB | CREATEROLE | NOCREATEROLE | INHERIT | NOINHERIT | LOGIN | NOLOGIN | REPLICATION | NOREPLICATION | BYPASSRLS | NOBYPASSRLS | CONNECTION LIMITconnlimit
| [ ENCRYPTED ] PASSWORD 'password
' | PASSWORD NULL | VALID UNTIL 'timestamp
' | IN ROLErole_name
[, ...] | IN GROUProle_name
[, ...] | ROLErole_name
[, ...] | ADMINrole_name
[, ...] | USERrole_name
[, ...] | SYSIDuid
CREATE USER
现在是 CREATE ROLE
的别名。唯一的区别是,当命令拼写为 CREATE USER
时,默认假定为 LOGIN
,而当命令拼写为 CREATE ROLE
时,默认假定为 NOLOGIN
。
The CREATE USER
statement is a PostgreSQL extension. The SQL standard leaves the definition of users to the implementation.
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