574 search results - page 21 / 115 » Distributed Queries and Query Optimization in Schema-Based P... |
119
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BTW
2007
Springer
15 years 8 months ago
2007
Springer
: Distributed top-k query processing is increasingly becoming an essential functionality in a large number of emerging application classes. This paper addresses the efficient alge...
129
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ICDCS
2008
IEEE
15 years 8 months ago
2008
IEEE
This paper considers a multi-query optimization issue for distributed similarity query processing, which attempts to exploit the dependencies in the derivation of a query evaluati...
139
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IJCIS
1998
15 years 1 months ago
1998
We present the systematic design and development of a distributed query scheduling service DQS in the context of DIOM, a distributed and interoperable query mediation system 26 ...
241
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TKDE
2012
13 years 4 months ago
2012
—Continuous queries are used to monitor changes to time varying data and to provide results useful for online decision making. Typically a user desires to obtain the value of som...
131
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SEMWEB
2010
Springer
14 years 11 months ago
2010
Springer
We study the problem of SPARQL query optimization on top of distributed hash tables. Existing works on SPARQL query processing in such environments have never been implemented in a...