6004 search results - page 519 / 1201 » Parallelizing query optimization |
277
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ICDE
2003
IEEE
16 years 8 months ago
2003
IEEE
We present a query architecture in which join operators are decomposed into their constituent data structures (State Modules, or SteMs), and dataflow among these SteMs is managed ...
178
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MOBIHOC
2006
ACM
16 years 6 months ago
2006
ACM
We use a constrained optimization framework to derive fundamental scaling laws for both unstructured sensor networks (which use blind sequential search for querying) and structure...
187
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SIGCOMM
2005
ACM
16 years 10 days ago
2005
ACM
The Internet’s core routing infrastructure, while arguably robust and efficient, has proven to be difficult to evolve to accommodate the needs of new applications. Prior researc...
193
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CIKM
1998
Springer
15 years 11 months ago
1998
Springer
Despite of the fact that large line segment datasets are appearing more and more frequently in numerous applications involving spatial data, such as GIS 8, 9] multimedia 6] and ev...
193
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ICDE
2010
IEEE
16 years 1 months ago
2010
IEEE
— We demonstrate ROX, a run-time optimizer of XQueries, that focuses on finding the best execution order of XPath steps and relational joins in an XQuery. The problem of join or...