Bruce,
There is no built in method in Data Assist to do this but Tom Muck's Recordset Navigation Suite works beautifully in conjunction with DataAssist and I can highly recommend it's purchase.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.