514 search results - page 38 / 103 » Answer Sets for Consistent Query Answering in Inconsistent D... |
128
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EDBT
2009
ACM
15 years 8 months ago
2009
ACM
There has been an explosion of hyperlinked data in many domains, e.g., the biological Web. Expressive query languages and effective ranking techniques are required to convert this...
CSE
2009
IEEE
15 years 6 months ago
2009
IEEE
— The ubiquity of mobile devices has led to a rising demand for location-based services and applications. A major part of these services is based on the location-detection capabi...
132
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EDBT
2009
ACM
15 years 5 months ago
2009
ACM
In a database system, disclosure of confidential private data may occur if users can put together the answers of past queries. Traditional access control mechanisms cannot guard a...
128
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FOIKS
2008
Springer
15 years 3 months ago
2008
Springer
Abstract In this paper we present a new rule-based approach for consistency preserving view updating in deductive databases. Based on rule transformations performed during schema d...
118
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SIGMOD
1996
ACM
15 years 6 months ago
1996
ACM
Decision support applications involve complex queries on very large databases. Since response times should be small, query optimization is critical. Users typically view the data ...