2987 search results - page 358 / 598 » Multiobjective Query Optimization |
132
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GEOINFO
2003
15 years 3 months ago
2003
Relational index structures, as for instance the Relational Interval Tree, the Relational R-Tree, or the Linear Quadtree, support efficient processing of queries on top of existing...
113
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IJCAI
2003
15 years 3 months ago
2003
In data-integration systems, information sources often have various constraints such as “all houses stored at a source have a unique address.” These constraints are very usefu...
145
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DKE
2010
15 years 2 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...
236
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ICDE
2007
IEEE
16 years 3 months ago
2007
IEEE
RFID technology provides significant advantages over traditional object-tracking technology and is increasingly adopted and deployed in real applications. RFID applications genera...
146
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WWW
2006
ACM
16 years 2 months ago
2006
ACM
An important issue arising from Peer-to-Peer applications is how to accurately and efficiently retrieve a set of K best matching data objects from different sources while minimizi...