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13> create table Billings (
14> BankerID INTEGER,
15> BillingNumber INTEGER,
16> BillingDate datetime,
17> BillingTotal INTEGER,
18> TermsID INTEGER,
19> BillingDueDate datetime ,
20> PaymentTotal INTEGER,
21> CreditTotal INTEGER
22>
23> );
24> GO
1>
2> INSERT INTO Billings VALUES (1, 1, '2005-01-22', 165, 1,'2005-04-22',123,321);
3> GO
(1 rows affected)
1> INSERT INTO Billings VALUES (2, 2, '2001-02-21', 165, 1,'2002-02-22',123,321.);
2> GO
(1 rows affected)
1> INSERT INTO Billings VALUES (3, 3, '2003-05-02', 165, 1,'2005-04-12',123,321);
2> GO
(1 rows affected)
1> INSERT INTO Billings VALUES (4, 4, '1999-03-12', 165, 1,'2005-04-18',123,321);
2> GO
(1 rows affected)
1> INSERT INTO Billings VALUES (5, 5, '2000-04-23', 165, 1,'2005-04-17',123,321);
2> GO
(1 rows affected)
1> INSERT INTO Billings VALUES (6, 6, '2001-06-14', 165, 1,'2005-04-18',123,321);
2> GO
(1 rows affected)
1> INSERT INTO Billings VALUES (7, 7, '2002-07-15', 165, 1,'2005-04-19',123,321);
2> GO
(1 rows affected)
1> INSERT INTO Billings VALUES (8, 8, '2003-08-16', 165, 1,'2005-04-20',123,321);
2> GO
(1 rows affected)
1> INSERT INTO Billings VALUES (9, 9, '2004-09-17', 165, 1,'2005-04-21',123,321);
2> GO
(1 rows affected)
1> INSERT INTO Billings VALUES (0, 0, '2005-10-18', 165, 1,'2005-04-22',123,321);
2> GO
(1 rows affected)
1>
2>
3> CREATE PROC spInsertBilling
4> @BankerID int, @BillingNumber varchar(50),
5> @BillingDate smalldatetime, @BillingTotal money,
6> @TermsID int, @BillingDueDate smalldatetime
7> AS
8> IF EXISTS(SELECT * FROM Billings WHERE BankerID = @BankerID)
9> BEGIN
10> INSERT Billings (BankerID)
11> VALUES (@BankerID)
12> END
13> ELSE
14> BEGIN
15> RAISERROR('Not a valid BankerID!',1,1)
16> RETURN -100
17> END
18> GO
1>
2>
3> DECLARE @ReturnVar int
4> EXEC @ReturnVar = spInsertBilling
5> 799,'ZXK-799','2002-07-01',299.95,1,'2001-08-01'
6> PRINT 'Return code was: ' + CONVERT(varchar,@ReturnVar)
7> GO
Not a valid BankerID!
Return code was: -100
1>
2> drop PROC spInsertBilling;
3> GO
1>
2>
3> drop table Billings;
4> GO
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