SQL作业

USE [test]
GO
/****** Object:  StoredProcedure [dbo].[wangchuang]    Script Date: 2016/8/25 14:09:24 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
-- =============================================
-- Author:        <Author,,Name>
-- Create date: <Create Date,,>
-- Description:    <Description,,>
-- =============================================
ALTER PROCEDURE [dbo].[wangchuang] 

AS
BEGIN
    -- SET NOCOUNT ON added to prevent extra result sets from
    -- interfering with SELECT statements.
    SET NOCOUNT ON;
    declare @strsql varchar()
    declare kindcollection cursor --声明游标
    for  select kind from kind
    open kindcollection    --打开

    declare @noToUpdate varchar()    --声明一个变量，用于读取游标中的值
    fetch next from kindcollection into @noToUpdate

     while @@fetch_status=    --循环读取

     begin
     -- print @noToUpdate
       -- print GETDATE()

      set @strsql = 'delete from test.dbo.abc1_'+@noToUpdate+' where endtime< GETDATE()';
      print @strsql
      execute(@strsql)

      fetch next from kindcollection into @noToUpdate
      end

      close kindcollection    --关闭
       deallocate kindcollection    --删除
END