BEGIN; ALTER TABLE shop_item_state DROP CONSTRAINT shop_item_state_itemhash_key; ALTER TABLE shop_item_state ADD CONSTRAINT shop_item_state_id_itemhash UNIQUE(char_id, itemhash); ALTER TABLE stepup_state DROP CONSTRAINT stepup_state_shophash_key; ALTER TABLE stepup_state ADD CONSTRAINT stepup_state_id_shophash UNIQUE(char_id, shophash); ALTER TABLE lucky_box_state DROP CONSTRAINT lucky_box_state_shophash_key; ALTER TABLE lucky_box_state ADD CONSTRAINT lucky_box_state_id_shophash UNIQUE(char_id, shophash); END;