This functionality is available in Standard, Professional, Architect, and Enterprise editions only.
The Hierarchy Diagram Wizard collects the largest hierarchies and allows each of them to be displayed either as separate diagrams or all in one diagram.
To create a diagram using the Hierarchy Diagram Wizard
Open the Hierarchy Diagram Wizardby doing one of the following:
On the Diagrams menu, select Diagram Wizards > Hierarchy Diagram Wizard.
From the Analyze menu, select Model Visualizer. In the open Model Visualizer dialog, select to open the Hierarchy Diagram Wizard and click Start.