USE edi; ALTER TABLE edi.item_groupToOffer MODIFY COLUMN expenseFk varchar(10) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci DEFAULT '7001000000' NULL; ALTER TABLE edi.item_groupToOffer ADD CONSTRAINT item_groupToOffer_expense_FK FOREIGN KEY (expenseFk) REFERENCES vn.expense(id) ON DELETE RESTRICT ON UPDATE CASCADE;