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TOCL
2008

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Conjunctive query containment and answering under description logic constraints

13 years 4 months ago

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Diego Calvanese, Giuseppe De Giacomo, Maurizio Len...

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JAPLL
2010

179views more JAPLL 2010»

Tractable query answering and rewriting under description logic constraints

13 years 3 months ago

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Answering queries over an incomplete database w.r.t. a set of constraints is an important computational task with applications in ﬁelds as diverse as information integration and ...

Héctor Pérez-Urbina, Boris Motik, Ia...

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DLOG
2008

140views Automated Reasoning» more DLOG 2008»

Taming the Infinite Chase: Query Answering under Expressive Relational Constraints

13 years 6 months ago

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Answering queries posed over knowledge bases is a central problem in knowledge representation and database theory. In databases, query containment is one of the important query op...

Andrea Calì, Georg Gottlob, Michael Kifer

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IJCAI
2007

227views Artificial Intelligence» more IJCAI 2007»

Conjunctive Query Answering for the Description Logic SHIQ

13 years 6 months ago

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Conjunctive queries play an important role as an expressive query language for Description Logics (DLs). Although modern DLs usually provide for transitive roles, conjunctive quer...

Birte Glimm, Ian Horrocks, Carsten Lutz, Ulrike Sa...

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LPAR
2000
Springer

97views Automated Reasoning» more LPAR 2000»

How to Decide Query Containment Under Constraints Using a Description Logic

13 years 8 months ago

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