6650 search results - page 479 / 1330 » Mutating database queries |
209
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SIGMOD
2001
ACM
16 years 7 months ago
2001
ACM
Materialized views have been found to be very effective at speeding up queries, and are increasingly being supported by commercial databases and data warehouse systems. However, w...
170
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PODS
2001
ACM
16 years 7 months ago
2001
ACM
Database systems frequently have to execute a set of related queries, which share several common subexpressions. Multi-query optimization exploits this, by finding evaluation plan...
179
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ICDE
2010
IEEE
16 years 6 months ago
2010
IEEE
Research on spatial network databases has so far considered that there is a single cost value associated with each road segment of the network. In most real-world situations, howev...
196
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ICDE
2006
IEEE
16 years 26 days ago
2006
IEEE
This paper presents a description of seven systems, which use database technology to both represent knowledge persistently and make scalable queries on it, in the Semantic Web con...
208
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ESCIENCE
2007
IEEE
15 years 10 months ago
2007
IEEE
Provenance management has become increasingly important to support scientific discovery reproducibility, result interpretation, and problem diagnosis in scientific workflow enviro...