sqlserver 游标的简单示例
sqlserver 游标的简单示例
发布时间:2016-12-29 来源:查字典编辑
摘要:Declare@Idvarchar(20)Declare@Namevarchar(20)DeclareCurCursorForselects...

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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