@sortExpression nvarchar(20),
@startRowIndex int,
@maximumRows int
)
as
if len(@sortExpression)=0
set @sortExpression='productid'
declare @sql nvarchar(4000)
--declare @sortExpression nvarchar(20),@maximumRows int,@startRowIndex int
--set @sortExpression='productid'
--set @startRowIndex=11
--set @maximumRows=10
set @sql=
'select * from '+
'(select productid,productname,p.supplierid,p.categoryid,quantityperunit,
unitprice,unitsinstock,unitsonorder,reorderlevel,discontinued,
c.categoryname as categoryname,s.companyname as suppliername, ROW_NUMBER() over(order by '
+@sortExpression+')
as RowRank from products p
inner join categories as c on p.categoryid=c.categoryid
inner join suppliers as s on p.supplierid=s.supplierid) as tempTable'+
' where Rowrank>'+convert(nvarchar(3), @startRowIndex)+' and rowrank<='+
(convert(nvarchar(10), @startRowIndex+@maximumRows))
exec sp_executesql @sql