Chapter 7 Generating JDO Persistent Objects

Defining O/R Mapping

Steps To define O/R mapping:

  1. Define classes using a Class Diagram.
  2. Define the database schema using a Physical Data Model (PDM).
  3. Define the O/R mapping.

For more information on how to use the Class Diagram, how to design a database and how to define O/R mapping, see the core PowerDesigner documentation.

 

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