Bob Bryla, OCP, is an Oracle 8, 8i, 9i, 10g, and 11g Certified Professional with more than 15 years of experience in database design, database application development, training, and Oracle database administration. He is the primary Internet database designer and an Oracle DBA at Lands' End in Dodgeville, Wisconsin. Bob is the coauthor of Oracle Database 11g DBA Handbook, OCA/OCP Oracle Database 11g All-in-One Exam Guide, and several other books.