sqlserver游标的简单示例

　　Declare @Id varchar
　　Declare @Name varchar
　　Declare Cur Cursor For
　　select substring 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