Mega Code Archive
While loop controlled by an aggregate function
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3> CREATE TABLE Product(
4> ProductID int NOT NULL,
5> Name nvarchar(25) NOT NULL,
6> ProductNumber nvarchar(25) ,
7> Color nvarchar(15) NULL,
8> StandardCost money NOT NULL,
9> Size nvarchar(5) NULL,
10> Weight decimal(8, 2) NULL,
11> ProductLine nchar(20) NULL,
12> SellStartDate datetime NOT NULL,
13> SellEndDate datetime NULL
14> )
15> GO
1> insert into Product values(1,'Product A', '1','Red',123.123,'1',1,'ProductLine A','1999-03-22','2000-03-22');
2> GO
(1 rows affected)
1>
2>
3> insert into Product values(2,'Product B', '2','Yellow',234.234,'1',3,'ProductLine B','2000-03-22','2001-03-22');
4> GO
(1 rows affected)
1>
2>
3> insert into Product values(3,'Product C', '3','Pink',345.345,'1',3,'ProductLine V','2001-09-22','2006-02-22');
4> GO
(1 rows affected)
1>
2>
3> insert into Product values(4,'Product D', '4','White',456.456,'1',4,'ProductLine D','2002-08-22','2006-03-22');
4> GO
(1 rows affected)
1>
2>
3> insert into Product values(5,'Product E', '5','Black',567.567,'1',5,'ProductLine E','2003-01-22','2003-04-22');
4> GO
(1 rows affected)
1>
2>
3> insert into Product values(6,'Product F', '6','Blue',678.678,'1',6,'ProductLine W','2004-02-22','2005-05-22');
4> GO
(1 rows affected)
1>
2>
3> insert into Product values(7,'Product G', '7','Drak',789.789,'1',7,'ProductLine Q','2005-03-22','2006-03-22');
4> GO
(1 rows affected)
1>
2>
3> insert into Product values(8,'Product H', '8','Gray',234.123,'1',8,'ProductLine F','2006-04-22','2006-09-22');
4> GO
(1 rows affected)
1>
2>
3> insert into Product values(9,'Product I', '9','Red',543.123,'1',9,'ProductLine R','2007-05-22','2008-03-22');
4> GO
(1 rows affected)
1>
2>
3> insert into Product values(0,'Product J', '0','Gold',765.123,'1',0,'ProductLine J','2008-06-22','2009-03-22');
4> GO
(1 rows affected)
1>
2>
3>
4>
5> WHILE (SELECT AVG(StandardCost) FROM Product) < $1200
6> BEGIN
7> UPDATE Product SET StandardCost = StandardCost * 1.25
8> SELECT MAX(StandardCost) FROM Product
9> IF (SELECT MAX(StandardCost) FROM Product) > $4000
10>
11> BREAK
12> ELSE
13>
14> CONTINUE
15> END
16> PRINT 'Done.'
17> GO
(10 rows affected)
---------------------
987.2363
(10 rows affected)
---------------------
1234.0454
(10 rows affected)
---------------------
1542.5568
(10 rows affected)
---------------------
1928.1960
(10 rows affected)
---------------------
2410.2450
(1 rows affected)
Done.
1>
2>
3> drop table Product;
4> GO
1>
2>
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