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CSE 636 Data Integration

CSE 636 Data Integration. Datalog Rules / Programs / Negation Slides by Jeffrey D. Ullman. Review of Logical If-Then Rules. body. head. subgoals. h(X,…) :- a(Y,…) &amp; b(Z,…) &amp; …. “The head is true if all the subgoals are true.”. Terminology. Head and subgoals are atoms .

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510 views • 41 slides

Credit: Slides are an adaptation of slides from Jeffrey D. Ullman

Credit: Slides are an adaptation of slides from Jeffrey D. Ullman. Datalog. Rules Programs Negation. body. head. subgoals. Review of Logical If-Then Rules. h(X,…) :- a(Y,…) &amp; b(Z,…) &amp; …. “The head is true if all the subgoals are true.”. Terminology. Head and subgoals are atoms .

★ ★ ★ ★ ★

367 views • 26 slides

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