The 'Developing with JDO' chapter looks at fundamental JDO concepts and all the classes and APIs defined by the JDO specification. It explains each of the methods for interfaces like the PersistenceManager, the JDOHelper and I18NHelper classes, overviews JDO exception classes, and the classes and interfaces in the service provider interface package.

Download and Review Core JDO Chapter 5 - 'Developing with JDO'