167 search results - page 22 / 34 » Optimization of Query Plans in the presence of Access Limita... |
DASFAA
2010
IEEE
13 years 11 months ago
2010
IEEE
This paper studies a new query on uncertain data, called k-selection query. Given an uncertain dataset of N objects, where each object is associated with a preference score and a p...
BTW
2007
Springer
14 years 1 months ago
2007
Springer
Abstract: Peer data management systems (PDMS) are a highly dynamic, decentralized infrastructure for large-scale data integration. They consist of a dynamic set of autonomous peers...
MMB
1999
Springer
13 years 12 months ago
1999
Springer
The rapidly increasing traffic demand from mobile users forces network operators and service providers to extend and optimize existing networks as well as to plan entirely new mo...
ICDE
2007
IEEE
14 years 9 months ago
2007
IEEE
Incompleteness due to missing attribute values (aka "null values") is very common in autonomous web databases, on which user accesses are usually supported through media...
DASFAA
2010
IEEE
14 years 2 months ago
2010
IEEE
Compression in column-oriented databases has been proven to offer both performance enhancements and reductions in storage consumption. This is especially true for read access as c...