Entity Relationship diagram (ER diagram) enables you to review your model, manage fields, relationships
and mapping files.
For the detailed information about controls and context menu commands, refer to Diagram Toolbar and Context Menu. For the description of the basic techniques, refer to the section General Techniques of Using Diagrams.
- In the Persistence tool window, select the desired persistence unit or session factory.
- In the context menu, select ER Diagram.