DROP TRIGGER IF EXISTS vn2008.ClientesAfterUpdate;
USE vn2008;

DELIMITER $$
$$
CREATE DEFINER=`root`@`%` TRIGGER `vn2008`.`ClientesAfterUpdate`
AFTER UPDATE ON `Clientes` 
FOR EACH ROW
BEGIN
    IF NEW.default_address AND (NEW.default_address != OLD.default_address) THEN
        UPDATE Consignatarios SET predeterminada = FALSE
            WHERE Id_cliente = NEW.Id_cliente;
        
        UPDATE Consignatarios SET predeterminada = TRUE
            WHERE Id_consigna = NEW.default_address;
    END IF;
END$$
DELIMITER ;
USE vn;