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sqlserver 游标的简单示例

  • 时间:2022-12-02 02:22 编辑: 来源: 阅读:
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摘要:sqlserver 游标的简单示例
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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