ALTER TABLE `vn`.`company` MODIFY COLUMN `supplierAccountFk` mediumint(8) unsigned DEFAULT NULL NULL COMMENT 'Cuenta por defecto para ingresos desde este pais';


ALTER TABLE `vn`.`supplierAccount`
ADD COLUMN `countryFk` mediumint(8) unsigned DEFAULT NULL,
ADD CONSTRAINT `fk_supplierAccount_country`
    FOREIGN KEY (`countryFk`) REFERENCES `country` (`id`) ON UPDATE CASCADE;

ALTER TABLE `vn`.`supplierAccount`
ADD UNIQUE KEY `uk_supplier_country` (`supplierFk`, `countryFk`);