Basic Concepts in JDO
David Ezzio · Apress eBooks · 2003
Java Data Objects (JDO) defines six interfaces, one helper class, and an inheritance tree of exception classes that application programmers use. For most of these interfaces and classes, the Unified Modeling Language (UML) diagrams presented here will be quite small. Although small, JDO is conceptually interconnected. As a result, application programmers need to understand the implications of its options and operations.