AspNetPager分页控件 存储过程
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<div class="codetitle"><a style="CURSOR: pointer" data="77569" class="copybut" id="copybut77569" onclick="doCopy('code77569')"> 代码如下:
<div class="codebody" id="code77569">
SET QUOTED_IDENTIFIER ON
GO
SET ANSI_NULLS ON
GO ALTER PROCEDURE usp_PagingLarge
@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,@pos2-1)
IF @pos1 > 0
SET @SortName = SUBSTRING(@SortColumn,@pos2+1,@pos1-@pos2-1)
ELSE
SET @SortName = SUBSTRING(@SortColumn,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 @type
DECLARE @
sql NVARCHAR(4000) SET @
sql = 'DECLARE @SortColumnBegin ' + @type + '
SET ROWCOUNT ' + Cast(@TopRows as VARCHAR(10))+ ' SELECT @SortColumnBegin=' +
@SortColumn + ' FROM ' + @TableNames + ' ' + @Filter + ' ' + @Group + ' ORDER BY ' + @Order + '
SET ROWCOUNT ' + CAST(@PageSize AS VARCHAR(10)) + '
SELECT ' + @Fields + ' FROM ' + @TableNames + ' ' + @Filter + ' AND ' + @SortColumn + '' + @Operator + '@SortColumnBegin ' + ISNULL(@Group,'') + ' ORDER BY ' + @Order + '' -- Print(@
sql)
Exec(@
sql)
END GO
SET QUOTED_IDENTIFIER OFF
GO
SET ANSI_NULLS ON
GO
