964 search results - page 151 / 193 » Efficiently Ordering Query Plans for Data Integration |
145
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DEBS
2007
ACM
15 years 8 months ago
2007
ACM
Emerging sensor network technologies are expected to substantially augment applications such as environmental monitoring, health-care, and home/commercial automation. However, muc...
145
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WWW
2005
ACM
16 years 5 months ago
2005
ACM
We consider the problem of efficiently sampling Web search engine query results. In turn, using a small random sample instead of the full set of results leads to efficient approxi...
140
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VLDB
2002
ACM
15 years 3 months ago
2002
ACM
This paper introduces MICP, a novel multiversion integrated cache replacement and prefetching algorithm designed for efficient cache and transaction management in hybrid data deli...
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...
148
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ICWE
2005
Springer
15 years 9 months ago
2005
Springer
There is an apparent need for specifying the integration of multiple knowledge sources during the design of Web Information Systems (WIS) where the actual data is often retrieved f...