-- Oefening 1

CREATE PROCEDURE NewCustomer1 @cust_id int, @cust_name CHAR(50) AS

INSERT INTO Customers(cust_id, cust_name)
VALUES (@cust_id, @cust_name)

Execute NewCustomer1 1000000006, 'Karel de Roo'

-- Oefening 2

CREATE PROCEDURE NewCustomer2 @cust_name CHAR(50) AS
DECLARE @cust_id int

SELECT @cust_id=max(cust_id)
FROM Customers

SELECT @cust_id = @cust_id + 1

INSERT INTO Customers(cust_id, cust_name)
VALUES (@cust_id, @cust_name)

Execute NewCustomer2 'Floor Boomsa';

-- Oefening 3

CREATE PROCEDURE NewOrder @cust_id CHAR(10) AS
DECLARE @order_num int

SELECT @order_num=max(order_num)
FROM Orders

SELECT @order_num=@order_num+1

INSERT INTO Orders(order_num, order_date, cust_id)
VALUES(@order_num, GETDATE(), @cust_id)

Execute NewOrder 1000000007;