964 search results - page 33 / 193 » Efficiently Ordering Query Plans for Data Integration |
481
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IJMI
2010
15 years 2 months ago
2010
The integration of Software Engineering (SE) and Human-Computer Interaction (HCI) methods and models is an interesting means for modelling an organization's activities, with ...
129
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CIKM
2010
Springer
15 years 3 months ago
2010
Springer
In recent years, there has been an explosion of publicly available RDF and OWL data sources. In order to effectively and quickly answer queries in such an environment, we present...
112
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AAAI
1996
15 years 5 months ago
1996
We describe Occam, a query planning algorithm that determines the best way to integrate data from dierent sources. As input, Occam takes a library of site descriptions and a user ...
169
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EDBT
2012
ACM
13 years 6 months ago
2012
ACM
In this paper we consider the problem of answering queries using views, with or without ontological constraints, which is important for data integration, query optimization, and d...
131
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DASFAA
2007
IEEE
15 years 8 months ago
2007
IEEE
In order to efficiently determine structural relationships among XML elements and to avoid re-labeling for updates, much research about labeling schemes has been conducted, recentl...