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[ABDO] Logic As A Database Language
- 3. Meaning of Deductive Rules “ The head is true if all the subgoals are true.” head body subgoals h ( X ,…) a ( Y ,…) b ( Z ,…) …
- 15. Deductive Databases DDB = { F, DR, IC } Extensional - base facts Intensional - deductive rules - integrity constraints EDB IDB