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1. ΪºÎʹÓÃÓα꣺
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2. ÈçºÎʹÓÃÓα꣺
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(2) ´ò¿ªÓαꡣ
(3) ʹÓÃÓαê²Ù×÷Êý¾Ý¡£
(4) ¹Ø±ÕÓαꡣ
2.1. ÉùÃ÷Óαê
DECLARE CURSORÓï¾äSQL-92±ê×¼Óï·¨¸ñʽ£º
DECLARE ÓαêÃû [ INSENSITIVE ] [ SCROLL ] CURSOR
FOR sql-statement
Eg:
Declare MycrsrVar Cursor
FOR Select * from tbMyData
2.2 ´ò¿ªÓαê
OPEN MycrsrVar
µ±Óα걻´ò¿ªÊ±£¬ÐÐÖ¸Õ뽫ָÏò¸ÃÓα꼯µÚ1ÐÐ֮ǰ£¬Èç¹ûÒª¶ÁÈ¡Óα꼯ÖеĵÚ1ÐÐÊý¾Ý£¬±ØÐëÒÆ¶¯ÐÐÖ¸ÕëʹÆäÖ¸ÏòµÚ1ÐС£¾Í±¾Àý¶øÑÔ£¬¿ÉÒÔʹÓÃÏÂÁвÙ×÷¶ÁÈ¡µÚ1ÐÐÊý¾Ý£º
FETCH FIRST from E1cursor
»ò FETCH NEXT from E1cursor
2.3 ʹÓÃÓαê²Ù×÷Êý¾Ý
ÏÂÃæµÄʾÀýÓÃ@@FETCH_STATUS¿ØÖÆÔÚÒ»¸öWHILEÑ»·ÖеÄÓαê»î¶¯
/* ʹÓÃÓαê¶ÁÈ¡Êý¾ÝµÄ²Ù×÷ÈçÏ¡£*/
DECLARE E1cursor cursor /* ÉùÃ÷Óα꣬ĬÈÏΪFORWARD_ONLYÓαê */
FOR SELECT * from c_example
OPEN E1cursor /* ´ò¿ªÓαê */
FETCH NEXT from E1cursor /* ¶ÁÈ¡µÚ1ÐÐÊý¾Ý*/
WHILE @@FETCH_STATUS = 0 /* ÓÃWHILEÑ»·¿ØÖÆÓαê»î¶¯ */
BEGIN
FETCH NEXT from E1cursor /* ÔÚÑ»·ÌåÄÚ½«¶ÁÈ¡ÆäÓàÐÐÊý¾Ý */
END
CLOSE E1cursor /* ¹Ø±ÕÓαê */
DEALLOCATE E1cursor &
Ïà¹ØÎĵµ£º
if exists (select * from dbo.sysobjects where name='SplitStr' )
drop FUNCTION SplitStr
go
CREATE FUNCTION SplitStr (@splitString varchar(8000), @separate varchar(10))
RETURNS @returnTable ......
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DBCC CHECKDB
[
[ ( database_name | database_id | 0
[ , NOINDEX
| , { REPAIR_ALLOW_DATA_LOS ......
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Installing SQL Server 2000 (EÎÄ)
http://msdn.microsoft.com/en-us/library/aa299042(SQL.80).aspx
SQL Server 2000²¹¶¡
Microsoft SQL Server 2000 Service Pack 3a
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CREATE PROCEDURE deleteAccountAll
@id int
AS
SET XACT_abort ON
BEGIN DISTRIBUTED TRAN
delete from AccountCapital where accountid = @id
delete from logininfo where username = @id
delete from CapitalRecord where accountid ......
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