匿名通过本文主要向大家介绍了sqlserver,游标等相关知识,希望本文的分享对您有所帮助
比较简单的例子，学习sqlserver游标
Declare @Id varchar(20)Declare @Name varchar(20)
Declare Cur Cursor For
select substring(id,0,7) as id,name from temp1
Open Cur
Fetch next From Cur Into @Id,@Name
While @@fetch_status=0
Begin
Update temp Set [c3]=@Name where [id] like @Id+'%'
Fetch Next From Cur Into @Id,@Name
End
Close Cur
Deallocate Cur