2. P R O C E D I M I E N T O
CREATE PROCEDURE Clientes
AS
DECLARE @cnt INTEGER
SELECT @cnt = COUNT(*)
FROMCliente
WHERE NOTtelefonoISNULL;
RETURN @cnt;
T R I G G E R S
CREATE TRIGGER nombre_ingrediente
ON Ingrediente
FOR INSERT,UPDATE
AS
UPDATE Ingrediente
SET nombre_ingrediente =Upper(nombre_ingrediente);
V I S T A
CREATE VIEW DetalleFacturaAS
SELECT folio,
id_pedido,
id_cliente,
fecha,
total*16 AS Precio_IVA
FROMFactura;
T R A N S A C C I O N
BEGIN TRANSACTION
DELETE PedidoWHERE id_pedido=00001
DELETE Factura WHERE id_pedido=00001
COMMIT TRANSACTION