686 search results - page 23 / 138 » Query Answering in Peer-to-Peer Data Exchange Systems |
DASFAA
2007
IEEE
15 years 3 months ago
2007
IEEE
XML is by now the de facto standard for exporting and exchanging data on the web. The need for querying XML data sources whose structure is not fully known to the user and the need...
92
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DOLAP
2005
ACM
14 years 11 months ago
2005
ACM
A novel framework for providing probabilistically-bounded approximate answers to non-holistic aggregate range queries in OLAP is presented in this paper. Such a framework allows u...
100
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SIGMOD
2006
ACM
15 years 3 months ago
2006
ACM
Although approximate query processing is a prominent way to cope with the requirements of data analysis applications, current database systems do not provide integrated and compre...
IJCAI
2003
14 years 11 months ago
2003
We solve the problem of obtaining answers to queries posed to a mediated integration system un der the local-as-view paradigm that are consistent wrt to certain global integrity...
158
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ICDE
2006
IEEE
15 years 11 months ago
2006
IEEE
Adaptivity is a challenging open issue in data stream management. In this paper, we tackle the problem of memory adaptivity inside a system executing temporal sliding window queri...