2724 search results - page 339 / 545 » Optimizing Queries on Files |
226
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PODS
2010
ACM
15 years 9 months ago
2010
ACM
Cardinality estimation is the problem of estimating the number of tuples returned by a query; it is a fundamentally important task in data management, used in query optimization, ...
130
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WISE
2002
Springer
15 years 8 months ago
2002
Springer
A distributed search system consists of a large number of autonomous search servers logically connected in a peerto-peer network. Each search server maintains a local index of a c...
133
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EDBTW
2006
Springer
15 years 7 months ago
2006
Springer
Abstract. Algorithms for processing Structural Joins embody essential building blocks for XML query evaluation. Their design is a difficult task, because they have to satisfy many ...
139
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TREC
2004
15 years 5 months ago
2004
With our participation in TREC2004, we test Terrier, a modular and scalable Information Retrieval framework, in three tracks. For the mixed query task of the Web track, we employ ...
169
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SEBD
2003
15 years 5 months ago
2003
The Ambient Logic is a modal logic proposed to describe the structural and computational properties of distributed and mobile computations. The static part of the Ambient Logic is,...