mssql千万级分页存储过程分享-mysql教程

Create PROC P_viewPage
/**//*
nzperfect [no_mIss] 高效通用存储过程(双向检索) 2007.5.7 QQ:34813284
敬告：适用于单一主键或存在唯一值列的表或视图
:Sql语句为8000字节,调用时请注意传入参数及sql总长度不要超过指定范围
*/
@TableName VARCHAR(200), --表名
@FieldList VARCHAR(2000), --显示列名，如果是全部字段则为*
@PrimaryKey VARCHAR(100), --单一主键或唯一值键
@Where VARCHAR(2000), --查询条件 不含'where'字符，如id>10 and len(userid)>9
@Order VARCHAR(1000), --排序 不含'order by'字符，如id asc,userid desc，必须指定asc或desc
--注意当@SortType=3时生效，记住一定要在最后加上主键，否则会让你比较郁闷
@SortType INT, --排序规则 1:正序asc 2:倒序desc 3:多列排序方法
@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 , --记返回总记录
@TotalPageCount INT OUTPUT --返回总页数
AS
SET NOCOUNT ON
IF ISNULL(@TotalCount,'') = '' SET @TotalCount = 0
SET @Order = RTRIM(LTRIM(@Order))
SET @PrimaryKey = RTRIM(LTRIM(@PrimaryKey))
SET @FieldList = REPLACE(RTRIM(LTRIM(@FieldList)),' ','')
WHILE CHARINDEX(', ',@Order) > 0 or CHARINDEX(' ,',@Order) > 0
BEGIN
SET @Order = REPLACE(@Order,', ',',')
SET @Order = REPLACE(@Order,' ,',',')
END
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
PRINT('ERR_00')
RETURN
END
IF @SortType = 3
BEGIN
IF (UPPER(RIGHT(@Order,4))!=' ASC' AND UPPER(RIGHT(@Order,5))!=' DESC')
BEGIN PRINT('ERR_02') RETURN END
END
DECLARE @new_where1 VARCHAR(1000)
DECLARE @new_where2 VARCHAR(1000)
DECLARE @new_order1 VARCHAR(1000)
DECLARE @new_order2 VARCHAR(1000)
DECLARE @new_order3 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
BEGIN
SET @new_order1 = ' orDER BY ' + @PrimaryKey + ' ASC'
SET @new_order2 = ' orDER BY ' + @PrimaryKey + ' DESC'
END
IF @SortType = 2
BEGIN
SET @new_order1 = ' orDER BY ' + @PrimaryKey + ' DESC'
SET @new_order2 = ' orDER BY ' + @PrimaryKey + ' ASC'
END
END
ELSE
BEGIN
SET @new_order1 = ' orDER BY ' + @Order
END

IF @SortType = 3 AND CHARINDEX(','+@PrimaryKey+' ',','+@Order)>0
BEGIN
SET @new_order1 = ' orDER BY ' + @Order
SET @new_order2 = @Order + ','
SET @new_order2 = REPLACE(REPLACE(@new_order2,'ASC,','{ASC},'),'DESC,','{DESC},')
SET @new_order2 = REPLACE(REPLACE(@new_order2,'{ASC},','DESC,'),'{DESC},','ASC,')
SET @new_order2 = ' orDER BY ' + SUBSTRING(@new_order2,1,LEN(@new_order2)-1)
IF @FieldList <> '*'
BEGIN
SET @new_order3 = REPLACE(REPLACE(@Order + ',','ASC,',','),'DESC,',',')
SET @FieldList = ',' + @FieldList
WHILE CHARINDEX(',',@new_order3)>0
BEGIN
IF CHARINDEX(SUBSTRING(','+@new_order3,1,CHARINDEX(',',@new_order3)),','+@FieldList+',')>0
BEGIN
SET @FieldList =
@FieldList + ',' + SUBSTRING(@new_order3,1,CHARINDEX(',',@new_order3))
END
SET @new_order3 =
SUBSTRING(@new_order3,CHARINDEX(',',@new_order3)+1,LEN(@new_order3))
END
SET @FieldList = SUBSTRING(@FieldList,2,LEN(@FieldList))
END
END

SET @SqlCount = 'Select @TotalCount=COUNT(*),@TotalPageCount=CEILING((COUNT(*)+0.0)/'
+ CAST(@PageSize AS VARCHAR)+') FROM (Select * FROM ' + @TableName + @new_where1+') AS T'
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)
END
IF @PageIndex = 1 or @PageIndex >= CEILING((@TotalCount+0.0)/@PageSize)
BEGIN
IF @PageIndex = 1 --返回第一页数据
BEGIN
SET @Sql = 'Select * FROM (Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM '
+ @TableName + @new_where1 + @new_order1 +') AS TMP ' + @new_order1
END
IF @PageIndex >= CEILING((@TotalCount+0.0)/@PageSize) --返回最后一页数据
BEGIN
SET @Sql = 'Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM ('
+ 'Select TOP ' + STR(ABS(@PageSize*@PageIndex-@TotalCount-@PageSize))
+ ' ' + @FieldList + ' FROM '
+ @TableName + @new_where1 + @new_order2 + ' ) AS TMP '
+ @new_order1
END
END
ELSE

BEGIN
IF @SortType = 1 --仅主键正序排序
BEGIN
IF @PageIndex <= CEILING((@TotalCount+0.0)/@PageSize)/2 --正向检索
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_order1 +' ) AS TMP) '+ @new_order1
END
ELSE --反向检索
BEGIN
SET @Sql = 'Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM ('
+ 'Select TOP ' + STR(@PageSize) + ' '
+ @FieldList + ' FROM '
+ @TableName + @new_where2 + @PrimaryKey + ' <'
+ '(Select MIN(' + @PrimaryKey + ') FROM (Select TOP '
+ STR(@TotalCount-@PageSize*@PageIndex) + ' ' + @PrimaryKey
+ ' FROM ' + @TableName
+ @new_where1 + @new_order2 +' ) AS TMP) '+ @new_order2
+ ' ) AS TMP ' + @new_order1
END
END
IF @SortType = 2 --仅主键反序排序
BEGIN
IF @PageIndex <= CEILING((@TotalCount+0.0)/@PageSize)/2 --正向检索
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_order1 + ') AS TMP) '+ @new_order1
END
ELSE --反向检索
BEGIN
SET @Sql = 'Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM ('
+ 'Select TOP ' + STR(@PageSize) + ' '
+ @FieldList + ' FROM '
+ @TableName + @new_where2 + @PrimaryKey + ' > '
+ '(Select MAX(' + @PrimaryKey + ') FROM (Select TOP '
+ STR(@TotalCount-@PageSize*@PageIndex) + ' ' + @PrimaryKey
+ ' FROM ' + @TableName
+ @new_where1 + @new_order2 +' ) AS TMP) '+ @new_order2
+ ' ) AS TMP ' + @new_order1
END
END
IF @SortType = 3 --多列排序，必须包含主键，且放置最后，否则不处理
BEGIN
IF CHARINDEX(',' + @PrimaryKey + ' ',',' + @Order) = 0
BEGIN PRINT('ERR_02') RETURN END
IF @PageIndex <= CEILING((@TotalCount+0.0)/@PageSize)/2 --正向检索
BEGIN
SET @Sql = 'Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM ( '
+ 'Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM ( '
+ ' Select TOP ' + STR(@PageSize*@PageIndex) + ' ' + @FieldList
+ ' FROM ' + @TableName + @new_where1 + @new_order1 + ' ) AS TMP '
+ @new_order2 + ' ) AS TMP ' + @new_order1
END
ELSE --反向检索
BEGIN
SET @Sql = 'Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM ( '
+ 'Select TOP ' + STR(@PageSize) + ' ' + @FieldList + ' FROM ( '
+ ' Select TOP ' + STR(@TotalCount-@PageSize *@PageIndex+@PageSize) + ' ' + @FieldList
+ ' FROM ' + @TableName + @new_where1 + @new_order2 + ' ) AS TMP '
+ @new_order1 + ' ) AS TMP ' + @new_order1
END
END
END
PRINT(@SQL)
EXEC(@Sql)

USE [CaiLi]
GO

/****** Object: StoredProcedure [dbo].[SqlPagination] Script Date: 10/26/2011 11:40:46 ******/
SET ANSI_NULLS ON
GO

SET QUOTED_IDENTIFIER ON
GO

CREATE PROCEDURE [dbo].[SqlPagination]

/*

***************************************************************

** 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

***************************************************************/

(

@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 @PrimaryKey IS NULL or @PrimaryKey = ''
set @PrimaryKey='ID'

IF @Sort IS NULL or @Sort = ''

SET @Sort = @PrimaryKey

IF @Fields IS NULL or @Fields = ''

SET @Fields = '*'

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(',',@Sort) >0
set @strSortColumn = substring(@Sort,0,charindex(',',@Sort))
else
set @strSortColumn = @Sort
IF CHARINDEX('DESC',@Sort)>0

BEGIN

SET @strSortColumn = REPLACE(@strSortColumn, 'DESC', '')

SET @operator = '<='

END

ELSE

BEGIN

IF CHARINDEX('ASC',@Sort)> 0
BEGIN
SET @strSortColumn = REPLACE(@strSortColumn, 'ASC', '')

SET @operator = '>='
END
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)

DECLARE @strSort varchar(200)

/*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 1=1 ' + @Filter + ' '

SET @strSimpleFilter =@Filter + ' '

END

ELSE

BEGIN

SET @strSimpleFilter = ''

SET @strFilter = ''

END

IF @Group IS NOT NULL AND @Group != ''

SET @strGroup = ' GROUP BY ' + @Group + ' '

ELSE

SET @strGroup = ''

IF @Sort IS NOT NULL AND @Sort != ''

SET @strSort = ' ORDER BY ' + @Sort + ' '

ELSE

SET @strSort = ''

--print('Select ' + @Fields + ' FROM ' + '(Select *,ROW_NUMBER() OVER ('+@strSort+')as RowNumber FROM '+@Tables+') t' + ' Where t.RowNumber between '+@strStartRow+' and '+' ' + @strSimpleFilter + ' ' + @strSort + @strGroup)
/*执行查询语句*/
declare @STRORDER varchar(50)
if CHARINDEX(',',@strSort)>0
set @STRORDER=SUBSTRING(@strSort, 0, CHARINDEX(',',@strSort))
else
set @STRORDER=@strSort
EXEC(

' DECLARE @SortColumn ' + @type + '
DECLARE @TotalCount int
DECLARE @ENDCOUNT int
DECLARE @strENDCOUNT varchar(50)

--Select count(1) FROM ' + @Tables + @strFilter+'

set @TotalCount=(Select count(1) FROM ' + @Tables + @strFilter+')'+'
SET ROWCOUNT ' + @strStartRow + '
SET @ENDCOUNT=CAST('+@strStartRow+' AS int)+CAST('+@strPageSize+' AS int)-1

IF @ENDCOUNT > @TotalCount
BEGIN
SET @ENDCOUNT = @TotalCount
END
set @strENDCOUNT=CAST(@ENDCOUNT AS varchar(50))

Select @SortColumn=' + @strSortColumn + ' FROM ' + @Tables + @strFilter + ' ' + @strGroup + @strSort + '

SET ROWCOUNT ' + @strPageSize + '

Select ' + @Fields + ' FROM ' + '(Select *,ROW_NUMBER() OVER ('+@STRORDER+')as RowNumber FROM '+@Tables+' where 1=1 '+@strSimpleFilter+') t' + ' Where t.RowNumber between '+@strStartRow+' and @strENDCOUNT ' + @strGroup + @strSort + ' ')
GO