SQL2005的分页存储过程，支持多表多关联，亲测高效绝对可用

USE [TGNET]
GO
/****** 对象:  StoredProcedure [dbo].[sp_GetRecordFromPage]    脚本日期: 03/17/2011 19:40:47 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
ALTER   PROCEDURE [dbo].[sp_GetRecordFromPage]
 @TableName varchar(350),        --表名

 @Fields varchar(5000) = '*',    --字段名(全部字段为*)

 @OrderField varchar(5000),        --排序字段(必须!支持多字段)

 @sqlWhere varchar(5000) = Null,--条件语句(不用加where)

 @pageSize int,                    --每页多少条记录

 @pageIndex int = 1            --指定当前为第几页

as

begin

    Declare @sql nvarchar(4000);
    Declare @totalRecord int;    
    DECLARE @totalPage INT;
    --计算总记录数

    if (@SqlWhere='' or @sqlWhere=NULL)
        set @sql = 'select @totalRecord = count(1) from ' + @TableName
    else
        set @sql = 'select @totalRecord = count(1) from ' + @TableName + ' where ' + @sqlWhere
 
    EXEC sp_executesql @sql,N'@totalRecord int OUTPUT',@totalRecord OUTPUT--计算总记录数      

    
    --计算总页数
    SELECT @totalPage=CEILING((@totalRecord+0.0)/@PageSize)
    SELECT @totalRecord AS 'fldtotalRecord',@totalPage AS 'fldTotalPage'
 
    if (@SqlWhere='' or @sqlWhere=NULL)
        set @sql = 'Select * FROM (select ROW_NUMBER() Over(order by ' + @OrderField + ') as rowId,' + @Fields + ' from ' + @TableName
    else
        set @sql = 'Select * FROM (select ROW_NUMBER() Over(order by ' + @OrderField + ') as rowId,' + @Fields + ' from ' + @TableName + ' where ' + @SqlWhere    
         
    --处理页数超出范围情况

    if @PageIndex<=0 
        Set @pageIndex = 1
    
    if @pageIndex>@TotalPage

        Set @pageIndex = @TotalPage
 
     --处理开始点和结束点

    Declare @StartRecord int
    Declare @EndRecord int
    
    set @StartRecord = (@pageIndex-1)*@PageSize + 1
    set @EndRecord = @StartRecord + @pageSize - 1
 
    --继续合成sql语句

    set @Sql = @Sql + ') as tempTable where rowId >=' + CONVERT(VARCHAR(50),@StartRecord) + ' and rowid<= ' +  CONVERT(VARCHAR(50),@EndRecord)
    
    Exec(@Sql)

end