pg_shadow exists for backwards compatibility: it emulates a catalog that existed in PostgreSQL before version 8.1. It shows properties of all roles that are marked as
The name stems from the fact that this table should not be readable by the public since it contains passwords.
pg_user is a publicly readable view on
pg_shadow that blanks out the password field.
ID of this user
User can create databases
User is a superuser
User can initiate streaming replication and put the system in and out of backup mode.
User bypasses every row-level security policy, see Section 5.8 for more information.
Password (possibly encrypted); null if none. See
Password expiry time (only used for password authentication)
Session defaults for run-time configuration variables