通用分页存储过程2

alter PROCEDURE [dbo].[up_Page2005V2]

@TableName varchar(50), --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

@totalRecord INT output ,

@TotalPage int output --返回总页数

AS

BEGIN

Begin Tran --开始事务

Declare @sql nvarchar(4000);

--if @totalRecord<=0

--begin

--计算总记录数

if (@SqlWhere='' or @sqlWhere=NULL)

set @sql = 'select @totalRecord = count(*) from ' + @TableName

else

set @sql = 'select @totalRecord = count(*) from ' + @TableName + ' with(nolock) where ' + @sqlWhere

EXEC sp_executesql @sql,N'@totalRecord int OUTPUT',@totalRecord OUTPUT--计算总记录数

--end

--计算总页数

select @TotalPage=CEILING((@totalRecord+0.0)/@PageSize)

set @TotalPage=@TotalPage

set @totalRecord =@totalRecord

PRINT @TotalPage

PRINT @totalRecord

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 + ' with(nolock) 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 t where rowId between ' + Convert(varchar(50),@StartRecord) + ' and ' + Convert(varchar(50),@EndRecord)

print @sql

Exec(@Sql)

---------------------------------------------------

If @@Error <> 0

Begin

RollBack Tran

Return -1

End

Else

Begin

Commit TRAN

-- RETURN 0

Return @TotalPage ---返回记录总数

Return @totalRecord ---返回记录总数

End

END