505 search results - page 67 / 101 » Queries with Incomplete Answers over Semistructured Data |
162
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SIGMOD
2007
ACM
16 years 2 hour ago
2007
ACM
This paper describes query processing in the DBO database system. Like other database systems designed for ad-hoc, analytic processing, DBO is able to compute the exact answer to ...
108
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AMW
2010
15 years 1 months ago
2010
In this work we present in-network techniques to improve the efficiency of spatial aggregate queries. Such queries are very common in a sensornet setting, demanding more targeted t...
115
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IFIP
2004
Springer
15 years 5 months ago
2004
Springer
Peer-to-peer systems, exchanging dynamic documents through Web services, are a simple and effective platform for data integration on the internet. Dynamic documents can contain b...
AAAI
2006
15 years 1 months ago
2006
This report is an expanded version of a paper in AAAI-2006 proceedings. In this report, we investigate the challenges that must be addressed for the Semantic Web to become a feasi...
181
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ICDE
2005
IEEE
16 years 1 months ago
2005
IEEE
Resource Description Framework (RDF) is a rapidly expanding web standard. RDF databases attempt to track the massive amounts of web data and services available. In this paper, we ...