2016-02-08 22:33:28 +01:00

9 lines
287 B
SQL

ALTER TABLE icinga_zone
DROP FOREIGN KEY icinga_zone_parent_zone,
CHANGE parent_zone_id parent_id INT(10) UNSIGNED DEFAULT NULL,
ADD CONSTRAINT icinga_zone_parent
FOREIGN KEY parent_zone (parent_id)
REFERENCES icinga_zone (id)
ON DELETE RESTRICT
ON UPDATE CASCADE;