Since you can't pass around cursors, you'll have to convert the data to XML. CURSORTOXML and XMLTOCURSOR is the easiest way. The data tier will worry about how to take the XML and get it into the actual data...and vice versa.


>I know the theory of nTier, but implementation is always a different issue.
>
>I want to create an app that is scalable from VFP free tables to SQL Server.
>
>The only real requirement is that I want the data presented to the BizObj's and
>UI as tables.
>
>Could someone shed some light on the basics of this? How does the data flow from
>the Data layer through the Biz layer to the GUI and back again.
>
>A small example or code snippets would be nice.
>
>Thanks