ALTER ROLE $role_specification$ [ WITH ] { $option$ [ ... ] }

ALTER ROLE $name$ RENAME TO $new_name$

ALTER ROLE { $role_specification$ | ALL } [ IN DATABASE $database_name$ ] SET $configuration_parameter$ { TO | = } { $value$ | DEFAULT }

ALTER ROLE { $role_specification$ | ALL } [ IN DATABASE $database_name$ ] SET $configuration_parameter$ FROM CURRENT

ALTER ROLE { $role_specification$ | ALL } [ IN DATABASE $database_name$ ] RESET $configuration_parameter$

ALTER ROLE { $role_specification$ | ALL } [ IN DATABASE $database_name$ ] RESET ALL

where $option$ is:

SUPERUSER | NOSUPERUSER |
    CREATEDB | NOCREATEDB |
    CREATEROLE | NOCREATEROLE |
    INHERIT | NOINHERIT |
    LOGIN | NOLOGIN |
    REPLICATION | NOREPLICATION |
    BYPASSRLS | NOBYPASSRLS |
    CONNECTION LIMIT $connlimit$ |
    [ ENCRYPTED ] PASSWORD '$password$' | PASSWORD NULL |
    VALID UNTIL '$timestamp$'

where $role_specification$ is:

$role_name$ |
    CURRENT_ROLE |
    CURRENT_USER |
    SESSION_USER