394 search results - page 40 / 79 » Conditional Preferences: A New Semantics for Database Querie... |
VLDB
2004
ACM
14 years 29 days ago
2004
ACM
Before undertaking new biomedical research, identifying concepts that have already been patented is essential. Traditional keyword based search on patent databases may not be suï¬...
DEXAW
2010
IEEE
13 years 8 months ago
2010
IEEE
Internet is a huge source of information. Search engines have indexed much of this information and are able to extract the relevant webpages that are related to a given query. Howe...
ICDE
2008
IEEE
15 years 7 months ago
2008
IEEE
The Web has the potential to become the world’s
largest knowledge base. In order to unleash this potential,
the wealth of information available on the Web needs to be
extracte...
PODS
2009
ACM
14 years 8 months ago
2009
ACM
We study privacy-preserving query answering over data containing relationships. A social network is a prime example of such data, where the nodes represent individuals and edges r...
ERSHOV
2006
Springer
13 years 11 months ago
2006
Springer
In this work, we present a semantic query optimization technique to improve the efficiency of the evaluation of a subset of SQL:1999 recursive queries. Using datalog notation, we c...