sqlserver 通用分页存储过程(转)

 USE [AAA_TYDC]
 GO
 /****** Object:  StoredProcedure [dbo].[proc_DataPagination]    Script Date: 11/20/2014 11:04:47 ******/
 SET ANSI_NULLS ON
 GO
 SET QUOTED_IDENTIFIER ON
 GO

 /*********************************************************
 * 作    用：数据分页
 * 作    者：evafly920
 * 作者博客：http://blog.****.net/evafly920/article/details/614813
 * 创建日期：2003-11-23
 * 修改日期：2014-11-23
 * 使用说明：
     --调用例子：
     --1.单表/单排序
     EXEC proc_DataPagination @TableNames='bigtable',@PrimaryKey='d_id',@Fields='d_id,d_title,d_content,d_time',@PageSize=20,@CurrentPage=1,@Filter ='',@Group='',@Order='d_id desc'
     --2.单表/多排序
     EXEC proc_DataPagination 'bigtable','d_id','*',20,0,'','','d_time asc,d_id desc'
     --3.多表/单排序
     EXEC proc_DataPagination 'bigtable left join bigtable_author on bigtable.d_id=bigtable_author.BigTable_id', 'bigtable.d_id', 'bigtable.d_id,bigtable.d_title,bigtable.d_content,bigtable.d_time,bigtable_author.d_author', 20, 0, '', '', 'bigtable.d_id asc'
     --4.多表/多排序
     EXEC proc_DataPagination 'bigtable left join bigtable_author on bigtable.d_id=bigtable_author.BigTable_id', 'bigtable.d_id', 'bigtable.d_id,bigtable.d_title,bigtable.d_content,bigtable.d_time,bigtable_author.d_author', 20, 0, '', '', 'bigtable.d_time asc,bigtable.d_id desc'

 *********************************************************/
  ALTER PROCEDURE [dbo].[proc_DataPagination]
 @TableNames VARCHAR(200),    --表名，可以是多个表，但不能用别名
 @PrimaryKey VARCHAR(100),    --主键，可以为空，但@Order为空时该值不能为空
 @Fields    VARCHAR(200),        --要取出的字段，可以是多个表的字段，可以为空，为空表示select *
 @PageSize INT,            --每页记录数
 @CurrentPage INT,        --当前页，0表示第1页
 @Filter VARCHAR(200) = '',    --条件，可以为空，不用填 where
 @Group VARCHAR(200) = '',    --分组依据，可以为空，不用填 group by
 @Order VARCHAR(200) = ''    --排序，可以为空，为空默认按主键升序排列，不用填 order by
 AS
 BEGIN
     DECLARE @SortColumn VARCHAR(200)
     DECLARE @Operator CHAR(2)
     DECLARE @SortTable VARCHAR(200)
     DECLARE @SortName VARCHAR(200)
     IF @Fields = ''
         SET @Fields = '*'
     IF @Filter = ''
         SET @Filter = 'WHERE 1=1'
     ELSE
         SET @Filter = 'WHERE ' +  @Filter
     IF @Group <>''
         SET @Group = 'GROUP BY ' + @Group

     IF @Order <> ''
     BEGIN
         DECLARE @pos1 INT, @pos2 INT
         SET @Order = REPLACE(REPLACE(@Order, ' asc', ' ASC'), ' desc', ' DESC')
         IF CHARINDEX(' DESC', @Order) > 0
             IF CHARINDEX(' ASC', @Order) > 0
             BEGIN
                 IF CHARINDEX(' DESC', @Order) < CHARINDEX(' ASC', @Order)
                     SET @Operator = '<='
                 ELSE
                     SET @Operator = '>='
             END
             ELSE
                 SET @Operator = '<='
         ELSE
             SET @Operator = '>='
         SET @SortColumn = REPLACE(REPLACE(REPLACE(@Order, ' ASC', ''), ' DESC', ''), ' ', '')
         SET @pos1 = CHARINDEX(',', @SortColumn)
         IF @pos1 > 0
             SET @SortColumn = SUBSTRING(@SortColumn, 1, @pos1-1)
         SET @pos2 = CHARINDEX('.', @SortColumn)
         IF @pos2 > 0
         BEGIN
             SET @SortTable = SUBSTRING(@SortColumn, 1, @pos2-1)
             IF @pos1 > 0
                 SET @SortName = SUBSTRING(@SortColumn, @pos2+1, @pos1-@pos2-1)
             ELSE
                 SET @SortName = SUBSTRING(@SortColumn, @pos2+1, LEN(@SortColumn)-@pos2)
         END
         ELSE
         BEGIN
             SET @SortTable = @TableNames
             SET @SortName = @SortColumn
         END
     END
     ELSE
     BEGIN
         SET @SortColumn = @PrimaryKey
         SET @SortTable = @TableNames
         SET @SortName = @SortColumn
         SET @Order = @SortColumn
         SET @Operator = '>='
     END

     DECLARE @type varchar(50)
     DECLARE @prec int
     SELECT @type=t.name, @prec=c.prec
     FROM sysobjects o
     JOIN syscolumns c on o.id=c.id
     JOIN systypes t on c.xusertype=t.xusertype
     WHERE o.name = @SortTable AND c.name = @SortName
     IF CHARINDEX('char', @type) > 0
     SET @type = @type + '(' + CAST(@prec AS varchar) + ')'

     DECLARE @TopRows INT
     SET @TopRows = @PageSize * @CurrentPage + 1
     print @TopRows
     print @Operator
     EXEC('
         DECLARE @SortColumnBegin ' + @type + '
         SET ROWCOUNT ' + @TopRows + '
         SELECT @SortColumnBegin=' + @SortColumn + ' FROM  ' + @TableNames + ' ' + @Filter + ' ' + @Group + ' ORDER BY ' + @Order + '
         SET ROWCOUNT ' + @PageSize + '
         SELECT ' + @Fields + ' FROM  ' + @TableNames + ' ' + @Filter  + ' AND ' + @SortColumn + '' + @Operator + '@SortColumnBegin ' + @Group + ' ORDER BY ' + @Order + '
     ')
 END

 GO