7576 search results - page 245 / 1516 » On Querying Ontologies and Databases |
169
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EUROPAR
2004
Springer
16 years 2 days ago
2004
Springer
OLAP queries are typically heavy-weight and ad-hoc thus requiring high storage capacity and processing power. In this paper, we address this problem using a database cluster which...
183
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SIGMOD
2011
ACM
14 years 9 months ago
2011
ACM
Considering a broad definition for service contracts (beyond web services and software, e.g. airline tickets and insurance policies), we tackle the challenges of building a high ...
200
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DKE
2010
15 years 6 months ago
2010
We describe the Consistency Extractor System (ConsEx) that computes consistent answers to Datalog queries with negation posed to relational databases that may be inconsistent with...
211
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PVLDB
2008
15 years 6 months ago
2008
The amount of biological data publicly available has experienced an exponential growth as the technology advances. Online databases are now playing an important role as informatio...
155
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PODS
2010
ACM
15 years 11 months ago
2010
ACM
It is well known that a search engine can significantly benefit from an auxiliary database, which can suggest interpretations of the search query by means of the involved concep...