2724 search results - page 324 / 545 » Optimizing Queries on Files |
150
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TKDE
2010
15 years 2 months ago
2010
This paper presents a novel algorithm for Incremental and General Evaluation of continuous Reverse Nearest neighbor queries (IGERN, for short). The IGERN algorithm is general in t...
142
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SIGMOD
2004
ACM
16 years 4 months ago
2004
ACM
The rich dependency structure found in the columns of real-world relational databases can be exploited to great advantage, but can also cause query optimizers--which usually assum...
144
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EDBT
2010
ACM
15 years 11 months ago
2010
ACM
Schemas, and more generally metadata specifying structural and semantic constraints, are invaluable in data management. They facilitate conceptual design and enable checking of da...
125
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WWW
2005
ACM
16 years 4 months ago
2005
ACM
While overall bandwidth in the internet has grown rapidly over the last few years, and an increasing number of clients enjoy broadband connectivity, many others still access the i...
133
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IPSN
2009
Springer
15 years 10 months ago
2009
Springer
As the diversity of sensornet use cases increases, the combinations of environments and applications that will coexist will make custom engineering increasingly impractical. We in...