8763 search results - page 43 / 1753 » Querying Database Knowledge |
ISMIS
1999
Springer
15 years 4 months ago
1999
Springer
Semantic Query Optimisation makes use of the semantic knowledge of a database (rules) to perform query transformation. Rules are normally learned from former queries fired by the u...
95
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BMCBI
2007
14 years 12 months ago
2007
Background: Identifying relevant research in an ever-growing body of published literature is becoming increasingly difficult. Establishing domain-specific knowledge bases may be a...
125
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ICCS
2009
Springer
15 years 6 months ago
2009
Springer
Abstract. In knowledge bases, the open world assumption and the ability to express variables may lead to an answer redundancy problem. This problem occurs when the returned answers...
114
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PODS
2008
ACM
15 years 12 months ago
2008
ACM
We present a novel definition of privacy in the framework of offline (retroactive) database query auditing. Given information about the database, a description of sensitive data, ...
216
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SIGMOD
2006
ACM
15 years 12 months ago
2006
ACM
With the amount of available text data in relational databases growing rapidly, the need for ordinary users to search such information is dramatically increasing. Even though the ...