DevX is hosting a live chat with author Bjarki Holm today through Friday
at the above url. He's an expert in data access, and he's answering some
tough questions about data-store manipulation with Java—JDBC, J2EE Connectors,
EJBs, SQLJ, etc. Holm is co-author of "Professional Java Data" from Wrox

This is like getting free advice from a lawyer or tax guy. Use the window
of opportunity and get some free advice.