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sqlserver 游标的简单示例

  发布时间:2024-01-12 13:29:01 

标签: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

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