# 52.71. pg_group

The view pg_group exists for backwards compatibility: it emulates a catalog that existed in PostgreSQL before version 8.1. It shows the names and members of all roles that are marked as not rolcanlogin, which is an approximation to the set of roles that are being used as groups.

Table 52.72. pg_group Columns

Column Type

Description
groname name (references pg_authid.rolname)

Name of the group
grosysid oid (references pg_authid.oid)

ID of this group
grolist oid[] (references pg_authid.oid)

An array containing the IDs of the roles in this group