Chapter 16 Migrating from ERwin to PowerDesigner
The import process converts ERwin logical model objects into conceptual data model (CDM) objects as follows:
| ERwin logical model | PowerDesigner CDM |
|---|---|
| Attribute | Data item, entity attribute |
| Key group | Identifier |
| Entity | Entity |
| Relationship | Relationship |
| Subtype relationship | Inheritance link |
| Subtype category | Inheritance |
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