分頁存儲過程

-- =============================================
-- Author:		<Author,,Name>
-- Create date: <Create Date,,>
-- Description:	<Description,,>
-- =============================================
CREATE PROCEDURE P_GetPager
 @tableName NVARCHAR(100), 
 @fields NVARCHAR(200), 
 @where NVARCHAR(200),
 @orderBy NVARCHAR(100),
 @pageIndex INT =1,
 @pageSize INT =20,
 @rowCount INT=0 OUTPUT 
AS
BEGIN
	IF (@pageIndex<1)set @pageIndex=1
	DECLARE @between NVARCHAR(100);
	SET @between= CONVERT( NVARCHAR, (@pageIndex-1)*@pageSize+1) +' and ' + CONVERT( NVARCHAR, @pageIndex*@pageSize);
	DECLARE @sql nvarCHAR(4000);
	SET @sql='SELECT '+@fields+' INTO #temp FROM '+@tableName+' WHERE '+@where+';';
	SET @sql =@sql +'select @rowCount=count(*) from #temp;'
	SET @sql =@sql +' select '+@fields+' from (SELECT ROW_NUMBER () OVER (order by '+@orderBy+' DESC) AS rowno ,'+@fields+' FROM #temp) TEMPLATE WHERE rowno BETWEEN '+@between+''
	EXECUTE sp_executesql @sql,N'@rowCount INT OUTPUT',@rowCount OUTPUT
END
GO