datagrid如何实现分页显示功能 谢谢 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 Create PROCEDURE CN5135_SP_Pagination/****************************************************************** 千万数量级分页存储过程 *****************************************************************参数说明:1.Tables :表名称,视图2.PrimaryKey :主关键字3.Sort :排序语句,不带Order By 比如:NewsID Desc,OrderRows Asc4.CurrentPage :当前页码5.PageSize :分页尺寸6.Filter :过滤语句,不带Where7.Group :Group语句,不带Group By效果演示:http://www.cn5135.com/_App/Enterprise/QueryResult.aspx***************************************************************/(@Tables varchar(1000),@PrimaryKey varchar(100),@Sort varchar(200) = NULL,@CurrentPage int = 1,@PageSize int = 10,@Fields varchar(1000) = '*',@Filter varchar(1000) = NULL,@Group varchar(1000) = NULL)AS/*默认排序*/IF @Sort IS NULL or @Sort = ''SET @Sort = @PrimaryKeyDECLARE @SortTable varchar(100)DECLARE @SortName varchar(100)DECLARE @strSortColumn varchar(200)DECLARE @operator char(2)DECLARE @type varchar(100)DECLARE @prec int/*设定排序语句.*/IF CHARINDEX('DESC',@Sort)>0BEGINSET @strSortColumn = REPLACE(@Sort, 'DESC', '')SET @operator = '<='ENDELSEBEGINIF CHARINDEX('ASC', @Sort) = 0SET @strSortColumn = REPLACE(@Sort, 'ASC', '')SET @operator = '>='ENDIF CHARINDEX('.', @strSortColumn) > 0BEGINSET @SortTable = SUBSTRING(@strSortColumn, 0, CHARINDEX('.',@strSortColumn))SET @SortName = SUBSTRING(@strSortColumn, CHARINDEX('.',@strSortColumn) + 1, LEN(@strSortColumn))ENDELSEBEGINSET @SortTable = @TablesSET @SortName = @strSortColumnENDSelect @type=t.name, @prec=c.precFROM sysobjects oJOIN syscolumns c on o.id=c.idJOIN systypes t on c.xusertype=t.xusertypeWhere o.name = @SortTable AND c.name = @SortNameIF CHARINDEX('char', @type) > 0SET @type = @type + '(' + CAST(@prec AS varchar) + ')'DECLARE @strPageSize varchar(50)DECLARE @strStartRow varchar(50)DECLARE @strFilter varchar(1000)DECLARE @strSimpleFilter varchar(1000)DECLARE @strGroup varchar(1000)/*默认当前页*/IF @CurrentPage < 1SET @CurrentPage = 1/*设置分页参数.*/SET @strPageSize = CAST(@PageSize AS varchar(50))SET @strStartRow = CAST(((@CurrentPage - 1)*@PageSize + 1) AS varchar(50))/*筛选以及分组语句.*/IF @Filter IS NOT NULL AND @Filter != ''BEGINSET @strFilter = ' Where ' + @Filter + ' 'SET @strSimpleFilter = ' AND ' + @Filter + ' 'ENDELSEBEGINSET @strSimpleFilter = ''SET @strFilter = ''ENDIF @Group IS NOT NULL AND @Group != ''SET @strGroup = ' GROUP BY ' + @Group + ' 'ELSESET @strGroup = ''/*执行查询语句*/EXEC('DECLARE @SortColumn ' + @type + 'SET ROWCOUNT ' + @strStartRow + 'Select @SortColumn=' + @strSortColumn + ' FROM ' + @Tables + @strFilter + ' ' + @strGroup + ' orDER BY ' + @Sort + 'SET ROWCOUNT ' + @strPageSize + 'Select ' + @Fields + ' FROM ' + @Tables + ' Where ' + @strSortColumn + @operator + ' @SortColumn ' + @strSimpleFilter + ' ' + @strGroup + ' orDER BY ' + @Sort + '')GO看看我转过来的存储过程吧 vb 怎样用VB变一个中奖模拟机 请教思路,程序中的数据"磁盘上报"功能如何做呀?[内详] listview 和Access2000数据库 请问Picture容器的问题!急! 关于报表设计器和数据绑定问题,急啊,在线等!! 怎么回漏掉一位,请各位帮忙!急 vb中怎样利用事务处理避免发生死锁 这样可以吗? 在VB中建数据库的问题 大侠们,求助啊,控件没有被释放的问题。 现在大家都在学什么语言.我真郁闷了.
Create PROCEDURE CN5135_SP_Pagination
/*
***************************************************************
** 千万数量级分页存储过程 **
***************************************************************
参数说明:
1.Tables :表名称,视图
2.PrimaryKey :主关键字
3.Sort :排序语句,不带Order By 比如:NewsID Desc,OrderRows Asc
4.CurrentPage :当前页码
5.PageSize :分页尺寸
6.Filter :过滤语句,不带Where
7.Group :Group语句,不带Group By
效果演示:http://www.cn5135.com/_App/Enterprise/QueryResult.aspx
***************************************************************/
(
@Tables varchar(1000),
@PrimaryKey varchar(100),
@Sort varchar(200) = NULL,
@CurrentPage int = 1,
@PageSize int = 10,
@Fields varchar(1000) = '*',
@Filter varchar(1000) = NULL,
@Group varchar(1000) = NULL
)
AS
/*默认排序*/
IF @Sort IS NULL or @Sort = ''
SET @Sort = @PrimaryKey
DECLARE @SortTable varchar(100)
DECLARE @SortName varchar(100)
DECLARE @strSortColumn varchar(200)
DECLARE @operator char(2)
DECLARE @type varchar(100)
DECLARE @prec int
/*设定排序语句.*/
IF CHARINDEX('DESC',@Sort)>0
BEGIN
SET @strSortColumn = REPLACE(@Sort, 'DESC', '')
SET @operator = '<='
END
ELSE
BEGIN
IF CHARINDEX('ASC', @Sort) = 0
SET @strSortColumn = REPLACE(@Sort, 'ASC', '')
SET @operator = '>='
END
IF CHARINDEX('.', @strSortColumn) > 0
BEGIN
SET @SortTable = SUBSTRING(@strSortColumn, 0, CHARINDEX('.',@strSortColumn))
SET @SortName = SUBSTRING(@strSortColumn, CHARINDEX('.',@strSortColumn) + 1, LEN(@strSortColumn))
END
ELSE
BEGIN
SET @SortTable = @Tables
SET @SortName = @strSortColumn
END
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 @strPageSize varchar(50)
DECLARE @strStartRow varchar(50)
DECLARE @strFilter varchar(1000)
DECLARE @strSimpleFilter varchar(1000)
DECLARE @strGroup varchar(1000)
/*默认当前页*/
IF @CurrentPage < 1
SET @CurrentPage = 1
/*设置分页参数.*/
SET @strPageSize = CAST(@PageSize AS varchar(50))
SET @strStartRow = CAST(((@CurrentPage - 1)*@PageSize + 1) AS varchar(50))
/*筛选以及分组语句.*/
IF @Filter IS NOT NULL AND @Filter != ''
BEGIN
SET @strFilter = ' Where ' + @Filter + ' '
SET @strSimpleFilter = ' AND ' + @Filter + ' '
END
ELSE
BEGIN
SET @strSimpleFilter = ''
SET @strFilter = ''
END
IF @Group IS NOT NULL AND @Group != ''
SET @strGroup = ' GROUP BY ' + @Group + ' '
ELSE
SET @strGroup = ''
/*执行查询语句*/
EXEC(
'
DECLARE @SortColumn ' + @type + '
SET ROWCOUNT ' + @strStartRow + '
Select @SortColumn=' + @strSortColumn + ' FROM ' + @Tables + @strFilter + ' ' + @strGroup + ' orDER BY ' + @Sort + '
SET ROWCOUNT ' + @strPageSize + '
Select ' + @Fields + ' FROM ' + @Tables + ' Where ' + @strSortColumn + @operator + ' @SortColumn ' + @strSimpleFilter + ' ' + @strGroup + ' orDER BY ' + @Sort + '
'
)
GO看看我转过来的存储过程吧