1672 search results - page 44 / 335 » Optimizing Monitoring Queries over Distributed Data |
WWW
2006
ACM
15 years 10 months ago
2006
ACM
We introduce a new, powerful class of text proximity queries: find an instance of a given "answer type" (person, place, distance) near "selector" tokens matchi...
VLDB
1991
ACM
15 years 1 months ago
1991
ACM
The development of a distributed database systemrequires effective solutions to many complex and interrelated design problems. The cost dependenciesbetween query optimization and ...
103
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CIKM
2006
Springer
15 years 1 months ago
2006
Springer
In an uncertain database, each data item is modeled as a range associated with a probability density function. Previous works for this kind of data have focussed on simple queries...
79
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SIGMOD
2002
ACM
14 years 9 months ago
2002
ACM
Traditional query processors generate full, accurate query results, either in batch or in pipelined fashion. We argue that this strict model is too rigid for exploratory queries o...
DEXAW
2005
IEEE
15 years 3 months ago
2005
IEEE
Increasing popularity of XML and P2P networks has generated much interest in distributed processing of XML data. We propose a novel solution organized around a mediator capable of...