ALTER TABLE `vn`.`propertyDms` DROP FOREIGN KEY propertyDms_FK; ALTER TABLE `vn`.`propertyDms` ADD CONSTRAINT propertyDms_FK FOREIGN KEY (dmsFk) REFERENCES `vn`.`dms`(id) ON DELETE CASCADE ON UPDATE CASCADE; ALTER TABLE `vn`.`clientDms` DROP FOREIGN KEY clientDms_ibfk_2; ALTER TABLE `vn`.`clientDms` ADD CONSTRAINT clientDms_ibfk_2 FOREIGN KEY (dmsFk) REFERENCES `vn`.`dms`(id) ON DELETE CASCADE ON UPDATE CASCADE; ALTER TABLE `vn`.`workerDocument` DROP FOREIGN KEY workerDocument_ibfk_2; ALTER TABLE `vn`.`workerDocument` ADD CONSTRAINT workerDocument_ibfk_2 FOREIGN KEY (document) REFERENCES `vn`.`dms`(id) ON DELETE CASCADE ON UPDATE CASCADE;