一段优化排序的Sql语句

if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[OrderOptimize]') and OBJECTPROPERTY(id, N'IsProcedure') = 1)
drop procedure [dbo].[OrderOptimize]
GO

SET QUOTED_IDENTIFIER ON
GO
SET ANSI_NULLS OFF
GO

CREATE Procedure OrderOptimize

(
@ID int,
@intOrder int,
@TableName varchar(50)
)
AS

BEGIN TRANSACTION TransOrderOptimize

Declare @SqlStr nvarchar(500)
Declare @i int
Declare @CursorSql nvarchar (500)
Declare @UpdateOrder nvarchar(500)
declare @TempId int
--declare @CursorName varchar(50)
--print(N' update '+cast(@TableName as varchar(50))+'  set intOrder = '''+cast(@intOrder as int)+'''   where ID='''+@ID+'''');
begin
 
 set @SqlStr=N' update '+cast(@TableName as varchar(50))+' set intOrder = '''+cast(@intOrder as varchar(50))+''' where ID='''+cast(@ID as varchar(10))+'''';

exec sp_executesql @SqlStr;
end

Begin
 set nocount on
 set @i=0;
 --set @CursorName='product';
 --set @SqlTemp=N'select ID from '+cast(@TableName as varchar(50))+' ORDER BY intOrder';
 --declare Order_Cursor cursor for sp_executesql @SqlTemp

 declare @temp nvarchar(500)
 set @temp =N'declare Order_Cursor cursor for select  ID from '+cast(@TableName as varchar(50))+'  ORDER BY intOrder'
 exec sp_executesql  @temp

 open Order_Cursor
 fetch next from Order_Cursor into @TempId

 while @@FETCH_STATUS=0
 Begin
  --print @TempId;
  set @i=@i+1;
  set @UpdateOrder=N'Update '+cast(@TableName as varchar(50))+'  Set intOrder='''+cast(@i as varchar(10))+''' where ID='''+cast(@TempId as varchar(10))+'''';
  --print @UpdateOrder;
  execute sp_executesql @UpdateOrder
  fetch next from Order_Cursor into @TempId
 End

 CLOSE Order_Cursor
 DEALLOCATE Order_Cursor
End

if @@error<>0
 Begin
 raiserror('排序优化失败，请与开发商联系！',16,1)
 RollBack Transaction TransOrderOptimize
 Return 99
end

Commit Transaction TransOrderOptimize
GO
SET QUOTED_IDENTIFIER OFF
GO
SET ANSI_NULLS ON
GO

原文转自：http://www.ltesting.net