CREATE ROLE <ユーザー名>;
DROP ROLE <ユーザー名>;
\du --- 以下出力例 --- List of roles Role name | Attributes | Member of ------------+------------------------------------------------------------+----------- postgres | Superuser, Create role, Create DB, Replication, Bypass RLS | {}
または、
SELECT * FROM pg_roles; --- 以下出力例 --- rolname | rolsuper | rolinherit | rolcreaterole | rolcreatedb | rolcanlogin | rolreplication | rolconnlimit | rolpassword | rolvaliduntil | rolbypassrls | rolconfig | oid ---------------------------+----------+------------+---------------+-------------+-------------+----------------+--------------+-------------+---------------+--------------+-----------+------- postgres | t | t | t | t | t | t | -1 | ******** | | t | | 10 pg_database_owner | f | t | f | f | f | f | -1 | ******** | | f | | 6171 pg_read_all_data | f | t | f | f | f | f | -1 | ******** | | f | | 6181 pg_write_all_data | f | t | f | f | f | f | -1 | ******** | | f | | 6182 pg_monitor | f | t | f | f | f | f | -1 | ******** | | f | | 3373 pg_read_all_settings | f | t | f | f | f | f | -1 | ******** | | f | | 3374 ~(以下省略)~