ALTER TABLE `4dkankan_v4_sale`.`t_repair`
    ADD COLUMN `repair_type` varchar(255) NULL AFTER `cancel_remark`,
    ADD COLUMN `repair_item` varchar(255) NULL AFTER `repair_type`;

ALTER TABLE `4dkankan_v4_sale`.`t_repair_register`
    ADD COLUMN `fault_type` varchar(255) NULL AFTER `define_damage`;