Oracle:registered: Database Concepts11g Release 1 (11.1)B28318-06January 2011Oracle Database Concepts, 11g Release 1 (11.1)B28318-06Copyright :copyright: 1993, 2011, Oracle and/or its affiliates. All rights reserved.Primary Author: Richard StrohmContributing Authors: Lance Ashdown, Mark Bauer, Michele Cyran, Steve Fogel, Janis Greenberg, Sumit Jeloka, Paul Lane, Diana Lorentz, Jack Melnick, Sheila Moore, Antonio Romero, Vivian Schupmann, Cathy Shea, Douglas WilliamsContributors: Omar Alonso, P