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» Answering Queries Using Views
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EDBT
2009
ACM
81views Database» more  EDBT 2009»
15 years 8 months ago
On rewriting XPath queries using views
Foto N. Afrati, Rada Chirkova, Manolis Gergatsouli...
SEBD
2003
111views Database» more  SEBD 2003»
15 years 3 months ago
Query Containment Using Views
d abstract) Diego Calvanese1 , Giuseppe De Giacomo1 , Maurizio Lenzerini1 , Moshe Y. Vardi2 1 Universit`a di Roma “La Sapienza” Dip. di Informatica e Sistemistica via Salaria 1...
Diego Calvanese, Giuseppe De Giacomo, Maurizio Len...
CLEF
2005
Springer
15 years 7 months ago
Finding Answers to Indonesian Questions from English Documents
Abstract. Our report describes the results of work in our participation in the IndonesianEnglish question-answering task of the 2006 Cross-Language Evaluation Forum (CLEF). In this...
Mirna Adriani, Rinawati
CTRSA
2008
Springer
109views Cryptology» more  CTRSA 2008»
15 years 3 months ago
Super-Efficient Verification of Dynamic Outsourced Databases
We develop new algorithmic and cryptographic techniques for authenticating the results of queries over databases that are outsourced to an untrusted responder. We depart from previ...
Michael T. Goodrich, Roberto Tamassia, Nikos Trian...
DLOG
2008
15 years 4 months ago
Taming the Infinite Chase: Query Answering under Expressive Relational Constraints
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