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Ryan 2023-06-14 14:41:28 +08:00
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@ -969,10 +969,12 @@
- Process of minimizing differences between - Process of minimizing differences between
entities by identifying their common entities by identifying their common
characteristics. characteristics.
- Two constraints that may apply to a - Two constraints that may apply to a #flashcard
id:: 64896085-645b-408f-b17a-109b6cd82aeb
specialization/generalization: specialization/generalization:
- participation constraints - participation constraints
- May be {{c1 mandatory}} or {{c1 optional}}. - May be {{c1 mandatory}} or {{c1 optional}}. #flashcard
id:: 648960d0-ae7f-4452-a1b9-cab8a9b13443
- disjoint constraints - disjoint constraints
- Superclass / Subclass - Superclass / Subclass
- Superclass :-> An entity type that includes one or more distinct - Superclass :-> An entity type that includes one or more distinct