ALTER USER — change a database role
ALTER USERrole_specification
[ 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
' ALTER USERname
RENAME TOnew_name
ALTER USER {role_specification
| ALL } [ IN DATABASEdatabase_name
] SETconfiguration_parameter
{ TO | = } {value
| DEFAULT } ALTER USER {role_specification
| ALL } [ IN DATABASEdatabase_name
] SETconfiguration_parameter
FROM CURRENT ALTER USER {role_specification
| ALL } [ IN DATABASEdatabase_name
] RESETconfiguration_parameter
ALTER USER {role_specification
| ALL } [ IN DATABASEdatabase_name
] RESET ALL whererole_specification
can be:role_name
| CURRENT_USER | SESSION_USER
ALTER USER
is now an alias for ALTER ROLE.
The ALTER USER
statement is a PostgreSQL extension. The SQL standard leaves the definition of users to the implementation.