ALTER TABLE IF EXISTS `vn2008`.`warehouse_pickup` RENAME `vn`.`warehousePickup`; ALTER TABLE IF EXISTS `vn`.`warehousePickup` CHANGE COLUMN IF EXISTS `warehouse_id` `warehouseFk` smallint(5) unsigned NOT NULL, CHANGE COLUMN IF EXISTS `agency_id` `agencyModeFk` int(11) DEFAULT NULL; ALTER TABLE `vn`.`warehousePickup` COMMENT='Agencia de recogida para cada almacén';