asp.net分页都有哪几种方法?
我只知道两种。1。用DATATABLE获取整张数据库表,然后在后台把要显示的那几行绑定到前台。
2。直接获取数据库中要显示的那几行,然后把获取的数据绑定到前台。
请问还有其他的方法吗? --------------------编程问答-------------------- 有谁知道还有其他方法吗?我也想知道` --------------------编程问答-------------------- 存储过程分页
SET QUOTED_IDENTIFIER ON
GO
SET ANSI_NULLS ON
GO
ALTER proc sp_Pages
@sql ntext, --要执行的sql语句
@PageCurrent int=1, --要显示的页码
@PageSize int=10, --每页的大小
@RecordCount int output, --总记录数
@PageCount int OUTPUT --总页数
AS
SET NOCOUNT ON
DECLARE @p1 int
--初始化分页游标
EXEC sp_cursoropen
@cursor=@p1 OUTPUT,
@stmt=@sql,
@scrollopt=1,
@ccopt=1,
@rowcount=@PageCount OUTPUT
--计算总记录数
set @RecordCount=@PageCount
--计算总页数
IF ISNULL(@PageSize,0)<1
SET @PageSize=10
SET @PageCount=(@PageCount+@PageSize-1)/@PageSize
IF ISNULL(@PageCurrent,0)<1 OR ISNULL(@PageCurrent,0)>@PageCount
SET @PageCurrent=1
ELSE
SET @PageCurrent=(@PageCurrent-1)*@PageSize+1
--显示指定页的数据
EXEC sp_cursorfetch @p1,16,@PageCurrent,@PageSize
--关闭分页游标
EXEC sp_cursorclose @p1
GO
SET QUOTED_IDENTIFIER OFF
GO
SET ANSI_NULLS ON
GO
--------------------编程问答-------------------- 分页的技术有很多,因人而异,比如pagesdatasouce --------------------编程问答-------------------- 支持多字段排序
================================
CREATE PROC P_viewPage
/*
no_mIss 分页存储过程 2007.2.20 QQ:34813284
适用于单一主键或存在唯一值列的表或视图
*/
@TableName VARCHAR(200), --表名
@FieldList VARCHAR(2000), --显示列名
@PrimaryKey VARCHAR(100), --单一主键或唯一值键
@Where VARCHAR(1000), --查询条件 不含'where'字符
@Order VARCHAR(1000), --排序 不含'order by'字符,如id asc,userid desc,当@SortType=3时生效
@SortType INT, --排序规则 1:正序asc 2:倒序desc 3:多列排序
@RecorderCount INT, --记录总数 0:会返回总记录
@PageSize INT, --每页输出的记录数
@PageIndex INT, --当前页数
@TotalCount INT OUTPUT, --返回记录总数
@TotalPageCount INT OUTPUT --返回总页数
AS
SET NOCOUNT ON
IF ISNULL(@TableName,'') = '' OR ISNULL(@FieldList,'') = ''
OR ISNULL(@PrimaryKey,'') = ''
OR @SortType < 1 OR @SortType >3
OR @RecorderCount < 0 OR @PageSize < 0 OR @PageIndex < 0
BEGIN
RETURN
END
DECLARE @new_where1 VARCHAR(1000)
DECLARE @new_where2 VARCHAR(1000)
DECLARE @new_order VARCHAR(1000)
DECLARE @Sql VARCHAR(8000)
DECLARE @SqlCount NVARCHAR(4000)
IF ISNULL(@where,'') = ''
BEGIN
SET @new_where1 = ' '
SET @new_where2 = ' WHERE '
END
ELSE
BEGIN
SET @new_where1 = ' WHERE ' + @where
SET @new_where2 = ' WHERE ' + @where + ' AND '
END
IF ISNULL(@order,'') = '' OR @SortType = 1 OR @SortType = 2
BEGIN
IF @SortType = 1 SET @new_order = ' ORDER BY ' + @PrimaryKey + ' ASC'
IF @SortType = 2 SET @new_order = ' ORDER BY ' + @PrimaryKey + ' DESC'
END
ELSE
BEGIN
SET @new_order = ' ORDER BY ' + @Order
END
SET @SqlCount = 'SELECT @TotalCount=COUNT(*),@TotalPageCount=CEILING((COUNT(*)+0.0)/'
+ CAST(@PageSize AS VARCHAR)+') FROM ' + @TableName + @new_where1
IF @RecorderCount = 0
BEGIN
EXEC SP_EXECUTESQL @SqlCount,N'@TotalCount INT OUTPUT,@TotalPageCount INT OUTPUT',
@TotalCount OUTPUT,@TotalPageCount OUTPUT
END
ELSE
BEGIN
SELECT @TotalCount = @RecorderCount
END
IF @PageIndex > CEILING((@TotalCount+0.0)/@PageSize)
BEGIN
SET @PageIndex = CEILING((@TotalCount+0.0)/@PageSize)
if @PageIndex=0
begin
set @PageIndex=1
end
END
IF @PageIndex = 1
BEGIN
SET @Sql = 'SELECT TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM '
+ @TableName + @new_where1 + @new_order
END
ELSE
BEGIN
IF @SortType = 1
BEGIN
SET @Sql = 'SELECT TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM '
+ @TableName + @new_where2 + @PrimaryKey + ' > '
+ '(SELECT MAX(' + @PrimaryKey + ') FROM (SELECT TOP '
+ STR(@PageSize*(@PageIndex-1)) + ' ' + @PrimaryKey
+ ' FROM ' + @TableName
+ @new_where1 + @new_order +' ) AS TMP) '+ @new_order
END
IF @SortType = 2
BEGIN
SET @Sql = 'SELECT TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM '
+ @TableName + @new_where2 + @PrimaryKey + ' < '
+ '(SELECT MIN(' + @PrimaryKey + ') FROM (SELECT TOP '
+ STR(@PageSize*(@PageIndex-1)) + ' ' + @PrimaryKey
+' FROM '+ @TableName
+ @new_where1 + @new_order + ') AS TMP) '+ @new_order
END
IF @SortType = 3
BEGIN
IF CHARINDEX(',',@Order) = 0 BEGIN RETURN END
SET @Sql = 'SELECT TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM '
+ @TableName + @new_where2 + @PrimaryKey + ' NOT IN (SELECT TOP '
+ STR(@PageSize*(@PageIndex-1)) + ' ' + @PrimaryKey
+ ' FROM ' + @TableName + @new_where1 + @new_order + ')'
+ @new_order
END
END
-- print @sql
EXEC(@Sql)
GO
补充:.NET技术 , ASP.NET