5166 search results - page 48 / 1034 » Web Query Optimizer |
112
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DEXAW
1999
IEEE
15 years 6 months ago
1999
IEEE
This work addresses a problem of optimal query processing in heterogeneous and distributed multidatabase systems. The objective is to nd a method for opimization of global query p...
172
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ICDE
2009
IEEE
16 years 3 months ago
2009
IEEE
103
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VLDB
2001
ACM
15 years 6 months ago
2001
ACM
We explore a new proxy-caching framework that exploits the query semantics of HTML forms. We identify a common class of form-based queries, and study two representative caching sc...
129
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WIDM
2003
ACM
15 years 7 months ago
2003
ACM
Ontologies play an important role in the Semantic Web. Currently, several Web ontology languages have been proposed and there has been a substantial effort towards the formalizat...
112
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ER
2004
Springer
15 years 7 months ago
2004
Springer
In this paper, we develop a novel Web Usage Manipulation Language (WUML) which is a declarative language for manipulating Web log data. We assume that a set of trails formed by use...