sql 语句分页

create procedure SqlDataPaging@tbName varchar(255), --表名@tbFields varchar(1000), --返回字段@OrderField varchar(255), --排序的字段名@PageSize int, --页尺寸@PageIndex int, --页码@OrderType bit, --排序类型,1是升序,0是降序@strWhere varchar(1500), --查询条件@Total int output --返回总记录数asdeclare @strSql varchar(5000) --主语句declare @strOrder varchar(200) --排序declare @strSqlCount nvarchar(500)--查询记录总数主语句declare @strtemp varchar(50) --排序附加语句--------------排序-----------------1是降序,0未升序if @OrderType !=0beginset @strtemp= '>(select max('set @strOrder='order by ' + @OrderField + ' asc 'endelsebeginset @strtemp= '<(select min('set @strOrder='order by '+ @OrderField + ' desc'end--------------总记录数---------------if @strWhere !=''beginset @strSqlCount='Select @TotalCout=count(*) from ' + @tbName + 'where '+ @strWhereendelsebeginset @strSqlCount='Select @TotalCout=count(*) from ' + @tbNameend--------------如果是第一页------------if @PageIndex =1beginif @strWhere !=''beginset @strSql = 'Select top' +str(@PageSize)+ ' ' + @tbFields + ' from '+ @tbName +' where ' + @strWhere + ' ' + @strOrderendelsebeginset @strSql = 'Select top' +str(@PageSize)+ ' ' + @tbFields + ' from '+ @tbName + ' ' + @strOrderendendelsebeginif @strWhere !=''beginset @strSql='Select top ' +str(@PageSize) + ' ' + @tbFields+' from ' + @tbName + ' where '+@OrderField +' '+ @strtemp+ ' ' +@OrderField+ ') from (select top'+str((@PageIndex-1)*@PageSize) + ' '+@OrderField +' from '+@tbName+ @strWhere+ ' '+ @strOrder +') as tb)'+ @strOrderendelsebeginset @strSql='Select top ' + str(@PageSize) + ' ' + @tbFields+' from ' + @tbName + ' where '+@OrderField + ' '+ @strtemp+ ' ' +@OrderField+ ') from (select top'+str((@PageIndex-1)*@PageSize) + ' '+@OrderField +' from '+@tbName+ ' '+ @strOrder +') as tb)'+ @strOrderendendexec sp_executesql @strSqlCount,N'@TotalCout int output',@Total outputexec(@strSql)