SQL Server/T-SQL Tutorial/System Settings/NOCOUNT — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
|
(нет различий)
|
Версия 13:46, 26 мая 2010
Using SET NOCOUNT OFF to suppress count messages.
6> CREATE TABLE sales(
7> stor_id char(4) NOT NULL,
8> ord_num varchar(20) NOT NULL,
9> ord_date datetime NOT NULL,
10> qty smallint NOT NULL,
11> payterms varchar(12) NOT NULL,
12> title_id varchar(80)
13> )
14> GO
1> insert sales values("1", "QA7442.3", "09/13/94", 75, "ON Billing","1")
2> insert sales values("2", "D4482", "09/14/94", 10, "Net 60", "1")
3> insert sales values("3", "N914008", "09/14/94", 20, "Net 30", "2")
4> insert sales values("4", "N914014", "09/14/94", 25, "Net 30", "3")
5> insert sales values("5", "423LL922", "09/14/94", 15, "ON Billing","3")
6> insert sales values("6", "423LL930", "09/14/94", 10, "ON Billing","2")
7> GO
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
1>
2>
3> SET NOCOUNT ON
4>
5> DECLARE @intMinQty INT, @intNumOrders INT, @chrOutputText CHAR(60)
6>
7> SELECT @intMinQty = 15
8> SELECT @intNumOrders = COUNT(*) FROM sales WHERE qty > @intMinQty
9>
10> SELECT @chrOutputText = "There are "
11> + CONVERT(VARCHAR,@intNumOrders)
12> + " orders with a quantity greater than "
13> + convert(VARCHAR, @intMinQty)
14> PRINT @chrOutputText
15>
16> SET NOCOUNT OFF
17> GO
There are 3 orders with a quantity greater than 15
1> drop table sales;
2> GO