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» Query Optimization in Database Grid
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CIDR
2009
181views Algorithms» more  CIDR 2009»
13 years 10 months ago
The Case for RodentStore: An Adaptive, Declarative Storage System
Recent excitement in the database community surrounding new applications--analytic, scientific, graph, geospatial, etc.--has led to an explosion in research on database storage sy...
Philippe Cudré-Mauroux, Eugene Wu, Samuel M...
ICASSP
2009
IEEE
14 years 4 months ago
Fingerprint matching based on distance metric learning
This paper considers a method for learning a distance metric in a fingerprinting system which identifies a query content by measuring the distance between the fingerprint of th...
Dalwon Jang, Chang D. Yoo
OWLED
2008
13 years 11 months ago
Owlgres: A Scalable OWL Reasoner
Abstract. We present Owlgres, a DL-Lite reasoner implementation written for PostgreSQL, a mature open source database. Owlgres is an OWL reasoner that provides consistency checking...
Markus Stocker, Michael Smith
DKE
2007
136views more  DKE 2007»
13 years 9 months ago
Deciding XPath containment with MSO
XPath is the standard language for addressing parts of an XML document. We present a sound and complete decision procedure for containment of XPath queries. The considered XPath f...
Pierre Genevès, Nabil Layaïda
IDEAS
2008
IEEE
80views Database» more  IDEAS 2008»
14 years 4 months ago
Improved count suffix trees for natural language data
With more and more natural language text stored in databases, handling respective query predicates becomes very important. Optimizing queries with predicates includes (sub)string ...
Guido Sautter, Cristina Abba, Klemens Böhm