ALTER TABLE `vn`.`agencyModeItemType` 
ADD UNIQUE INDEX `agencyModeFk_ItemType_UNIQUE` (`agencyModeFk` ASC, `itemTypeFk` ASC) VISIBLE;

ALTER TABLE `vn`.`clientItemType` 
ADD UNIQUE INDEX `clientFk_itemTypeFk_UNIQUE` (`clientFk` ASC, `itemTypeFk` ASC) VISIBLE;

ALTER TABLE `vn`.`zoneItemType` 
ADD UNIQUE INDEX `zoneType_itemTypeFk_UNIQUE` (`zoneFk` ASC, `itemTypeFk` ASC) VISIBLE;