2 ADD COLUMN group_id
SMALLINT(5) UNSIGNED
NULL DEFAULT NULL;
6 ADD FOREIGN KEY (group_id
) REFERENCES groups (id) ON UPDATE CASCADE ON DELETE CASCADE;
9 ADD COLUMN flags
SET('allow_xnet', 'group_only') DEFAULT '';
11 UPDATE group_auth
SET flags
= 'allow_xnet' WHERE name = 'Polytechnique.net';