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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Detalhes bibliográficos
Publicado no:ACM transactions on database systems. 22, 3 (1997).
Autor principal: Eiter, Thomas
Outros Autores: Gottlob, Georg, Mannila, Heikki
Formato: Artigo
Idioma:English
Assuntos: