ALTER TABLE gapps_accounts ADD FOREIGN KEY (l_userid) REFERENCES accounts (uid) ON DELETE CASCADE ON UPDATE CASCADE;
ALTER TABLE gapps_queue ADD FOREIGN KEY (q_owner_id) REFERENCES accounts (uid) ON DELETE CASCADE ON UPDATE CASCADE;
ALTER TABLE gapps_queue ADD FOREIGN KEY (q_recipient_id) REFERENCES accounts (uid) ON DELETE CASCADE ON UPDATE CASCADE;
ALTER TABLE gapps_accounts ADD FOREIGN KEY (l_userid) REFERENCES accounts (uid) ON DELETE CASCADE ON UPDATE CASCADE;
ALTER TABLE gapps_queue ADD FOREIGN KEY (q_owner_id) REFERENCES accounts (uid) ON DELETE CASCADE ON UPDATE CASCADE;
ALTER TABLE gapps_queue ADD FOREIGN KEY (q_recipient_id) REFERENCES accounts (uid) ON DELETE CASCADE ON UPDATE CASCADE;