-- Revert gaia:2019_11_21_add_api_business_city_relation from mysql

BEGIN;

-- XXX Add DDLs here.
ALTER TABLE `api_business_city_relation` DROP COLUMN `username`;
ALTER TABLE `api_business_city_relation` DROP COLUMN `role_type`;
ALTER TABLE `api_business_city_relation` DROP COLUMN `group`;

COMMIT;
