使用Cursor 做逐筆update的動作

王朝厨房·作者佚名  2007-01-04
窄屏简体版  字體: |||超大  

use testLeave

GO

DECLARE authors_cursor SCROLL CURSOR FOR

SELECT EmployID, CONVERT(datetime,SUBSTRING(MV021,3,6),112) FROM CMSMV

OPEN authors_cursor

DECLARE @employid varchar(10)

DECLARE @dayonjob datetime

-- Fetch the last row in the cursor.

FETCH FIRST FROM authors_cursor

into @employid, @dayonjob

UPDATE CMSMV SET DateOnJob = @dayonjob where EmployID=@employid

WHILE @@FETCH_STATUS = 0

BEGIN

FETCH NEXT FROM authors_cursor

into @employid, @dayonjob

UPDATE CMSMV SET DateOnJob = @dayonjob where EmployID=@employid

END

CLOSE authors_cursor

DEALLOCATE authors_cursor

GO

 
 
 
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