[分享]千万数量级分页存储过程（带效果演示）

[evafly920]

[分享]千万数量级分页存储过程（带效果演示）
效果演示：http://www.cn5135.com/_App/Opportunities/QueryResult.aspx

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/Opportunities/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

[king2003]

好像挺慢的呀兄弟

[songxiaozhao]

谢了，
接了，
顶了

[faisun]

谢谢了

[batistuta97]

收藏，谢了

[lxcooi]

MARK

[wangyingdong]

还行！！

[jspadmin]

下载地址？

[jspadmin]

汗，没看到代码已经贴了。。。

[zhlym]

調用部分呢? 不給出怎用呀?

[evafly920]

'*******************************************************************************
'** 调用分页存储过程
'*******************************************************************************
Dim Tables, PrimaryKey, Fields, Sort, Filter, Group As String
Dim PageSize, TotalRecord, CurPage As Integer
If Request.QueryString("Page") = "" Then
CurPage = 1
Else
If IsNumeric(Request.QueryString("Page")) Then
CurPage = Convert.ToInt32(Request.QueryString("Page"))
Else
CurPage = 1
End If
End If
PageSize = ConfigSettings.PageSize_Product
Tables = "Product_All_Info" '要查询的表名
Fields = "*" '字段列表
PrimaryKey = "ProductID"
Filter = Sql
Sort = "IssueTime desc"

Dim arrPara() As SqlParameter

'//////////////////获得记录总数///////////////////////////
Dim cTotalRecord As String = 0
Dim cSql As String
If Not Request.Cookies("Product_Pager") Is Nothing Then
cTotalRecord = Request.Cookies("Product_Pager")("TotalRecord")
cSql = Request.Cookies("Product_Pager")("Sql")
End If

If IsNumeric(cTotalRecord) = False OrElse cTotalRecord = 0 OrElse Sql <> cSql Then
arrPara = New SqlParameter(2) {}
arrPara(0) = New SqlParameter("@Tables", Tables)
arrPara(1) = New SqlParameter("@Filter", Filter)
arrPara(2) = New SqlParameter("@PK", PrimaryKey)
TotalRecord = SqlDataAccess.ExecuteScalar(conn, CommandType.StoredProcedure, "Paging_TotalRecord", arrPara)
Response.Cookies("Product_Pager")("Sql") = Sql
Response.Cookies("Product_Pager")("TotalRecord") = TotalRecord
Else
TotalRecord = CInt(cTotalRecord)
End If

'//////////////////分页提取数据//////////////////////////
arrPara = New SqlParameter(6) {}
arrPara(0) = New SqlParameter("@Tables", Tables)
arrPara(1) = New SqlParameter("@Pagesize", PageSize.ToString)
arrPara(2) = New SqlParameter("@Fields", Fields)
arrPara(3) = New SqlParameter("@PK", PrimaryKey)
arrPara(4) = New SqlParameter("@Filter", Filter)
arrPara(5) = New SqlParameter("@PageNumber", CurPage.ToString)
arrPara(6) = New SqlParameter("@Sort", Sort)

ds = New DataSet
ds = SqlDataAccess.ExecuteDataset(conn, CommandType.StoredProcedure, "CN5135_SP_Pagination", arrPara)
.............................
---------------------------------
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