ALTER TABLE `business_customer`
  MODIFY COLUMN `business_customer_id` VARCHAR(36) NOT NULL;

ALTER TABLE `markup_config`
  MODIFY COLUMN `business_customer_id` VARCHAR(36) NULL;

ALTER TABLE `quote_record`
  MODIFY COLUMN `business_customer_id` VARCHAR(36) NULL;

ALTER TABLE `idempotency_record`
  MODIFY COLUMN `business_customer_id` VARCHAR(36) NULL;

ALTER TABLE `quote_query_log`
  MODIFY COLUMN `business_customer_id` VARCHAR(36) NULL;