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CASCON
2004
108views Education» more  CASCON 2004»
15 years 8 months ago
Consistent query answering under inclusion dependencies
For several reasons a database may not satisfy certain integrity constraints (ICs), for example, when it is the result of integrating several independent data sources. However, mo...
Loreto Bravo, Leopoldo E. Bertossi
DKE
2007
101views more  DKE 2007»
15 years 6 months ago
Parameterized pattern queries
We introduce parameterized pattern queries as a new paradigm to extend traditional pattern expressions over sequence databases. A parameterized pattern is essentially a string mad...
Cédric du Mouza, Philippe Rigaux, Michel Sc...
ISCI
2000
80views more  ISCI 2000»
15 years 6 months ago
Quantum associative memory with distributed queries
This paper discusses a model of quantum associative memory which generalizes the completing associative memory proposed by Ventura and Martinez. Similar to this model, our system ...
A. A. Ezhov, A. V. Nifanova, Dan Ventura
CORR
2011
Springer
144views Education» more  CORR 2011»
14 years 10 months ago
Rewriting Ontological Queries into Small Nonrecursive Datalog Programs
Abstract. We consider the setting of ontological database access, where an Abox is given in form of a relational database D and where a Boolean conjunctive query q has to be evalua...
Georg Gottlob, Thomas Schwentick
SIGMOD
2012
ACM
191views Database» more  SIGMOD 2012»
13 years 9 months ago
Sindbad: a location-based social networking system
This demo presents Sindbad; a location-based social networking system. Sindbad supports three new services beyond traditional social networking services, namely, location-aware ne...
Mohamed Sarwat, Jie Bao 0003, Ahmed Eldawy, Justin...