Disjunctive datalog.

We consider disjunctive Datalog, a powerful database query language based on disjunctive logic programming. Briefly, disjunctive Datalog is a variant of Datalog where disjunctions may appear in the rule heads; advanced versions also allow for negation in the bodies which can be handled according to...

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Bibliografski detalji
Izdano u:	ACM transactions on database systems. 22, 3 (1997).
Glavni autor:	Eiter, Thomas
Daljnji autori:	Gottlob, Georg, Mannila, Heikki
Format:	Članak
Jezik:	English
Teme:	Information systems. Database management. Languages. Datalog. Software. Programming techniques. Theory of computation. Analysis of algorithms and problem complexity. Mathematical logic and formal languages. Mathematical logic. Logic and constraint programming. Query languages. Computing Methodologies. Artificial intelligence. Theory.