Denes Kubicek is chief executive officer�and founder of bi-Cubes. He has been working with Oracle more than 12 years. Denes is an Oracle ACE Director, and was APEX Developer of the Year in 2008. Denes is also a coauthor of the first APEX book in German,�Oracle APEX und Oracle XE in der Praxis. You can reach him at bi-Cubes.com.