1. Workspace - Physical schema
You can switch between physical/logical views
and between entity/attribute/description levels.

2. Workspace - Logical schema

3. Workspace - Description level

4. Workspace - Entity level

5. Workspace - Submodels
You can define logical submodels containing groups of entities in various levels of view.

6. Dialog - Attribute repository
- Sort asc/desc by Atr ID, Logical name, Physical name, Datatype.
- Search for any string value or empty string.
- Insert new or derived attribute.
- Edit existing attribute - change name or datatype.
- Delete attribute that is not used in any entity and has no derived attributes.
- Display Family of attributes - with the same parent ID.

7. Dialog - Edit entity

8. Zoom

One of our large databases after reengineering...
(zoomed out 8x)

9. Auto-layout