Dan Hotka is a Senior Technical Advisor for Quest Software. He has over 23 years in the computer industry and over 18 years experience with Oracle products. He is an acknowledged Oracle expert with Oracle experience dating back to the Oracle V4.0 days. He has authored the popular books Oracle9i Development by Example and Oracle8i from Scratch, published by Que, co-authored the popular books Oracle Unleashed, Oracle8 Server Unleashed, and Oracle Development Unleashed, by SAMS, and Special Edition Using Oracle8/8i, by Que. He is a monthly contributing editor to Oracle Professional, a Pinnacle Publication, is frequently published in trade journals, and regularly speaks at Oracle conferences and user groups around the world. Dan can be reached at [email protected].