sql存储过程分页

CREATE PROCEDURE [dbo].[UP_GridViewPagerCplexSql] (

    @recordTotal INT OUTPUT,            --输出记录总数

    @ComplexSql VARCHAR(max),        --查找sql语句

    @pageSize INT = 20,                    --每页记录数

    @pageNo INT =1,                    --当前页

    @orderString VARCHAR(200)        --排序条件

)

AS

BEGIN

     DECLARE @beginRow INT

     DECLARE @endRow INT

     DECLARE @tempLimit VARCHAR(8000)

     DECLARE @tempCount NVARCHAR(max)

     DECLARE @tempMain VARCHAR(max)





     SET @beginRow = @pageNo * @pageSize    + 1

     SET @endRow = (@pageNo+1) * @pageSize

     SET @tempLimit = 'rows BETWEEN ' + CAST(@beginRow AS VARCHAR) +' AND '+CAST(@endRow AS VARCHAR)

     

     --输出参数为总记录数

     SET @tempCount = 'SELECT @recordTotal = COUNT(*) FROM ('+ @ComplexSql+') AS my_temp'

     --PRINT @tempCount

     EXECUTE sp_executesql @tempCount,N'@recordTotal INT OUTPUT',@recordTotal OUTPUT

       

     --主查询返回结果集

     SET @tempMain = 'SELECT * FROM (SELECT ROW_NUMBER() OVER ('+@orderString+') AS rows ,* FROM ('+@ComplexSql+' ) main) AS main_temp WHERE '+@tempLimit

     --PRINT len(@tempMain)

     EXECUTE (@tempMain)

     

     select @recordTotal

END