Extension:CentralAuth/global user groups table
mysql> describe global_user_groups; +-----------+----------------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +-----------+----------------+------+-----+---------+-------+ | gug_user | int(11) | NO | PRI | NULL | | | gug_group | varbinary(255) | NO | PRI | NULL | | +-----------+----------------+------+-----+---------+-------+
Category:Wikimedia extension database tables#global user groups%20table
