Reference blog: PowerDesigner to create a data model
(1) Classification:
- Conceptual Model (CDM Conceptual Data Model)
- Physical model (PDM, Physical Data Model)
- Object-oriented model (OOM Objcet Oriented Model)
- Business model (BPM Business Process Model)
(2) Examples:
Data model:
Conceptual model:
FAQ: (1) PowerDesigner did not generate SQL