1672 search results - page 101 / 335 » Optimizing Monitoring Queries over Distributed Data |
263
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ICDE
2005
IEEE
16 years 7 months ago
2005
IEEE
Sequence-based XML indexing aims at avoiding expensive join operations in query processing. It transforms structured XML data into sequences so that a structured query can be answ...
163
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ICC
2008
IEEE
16 years 23 days ago
2008
IEEE
— Wireless Sensor Networks (WSNs) are generally used for harsh environments involving military surveillance, emergency response, and habitat monitoring. Due to severe resource co...
152
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BTW
2005
Springer
15 years 12 months ago
2005
Springer
: Optimizers in modern DBMSs utilize a cost model to choose an efficient query execution plan (QEP) among all possible ones for a given query. The accuracy of the cost estimates de...
201
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WWW
2011
ACM
15 years 1 months ago
2011
ACM
The problem of answering SPARQL queries over virtual SPARQL views is commonly encountered in a number of settings, including while enforcing security policies to access RDF data, ...
214
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EMISAIJ
2010
15 years 1 months ago
2010
Integrated process support is highly desirable in environments where data related to a particular business process are scattered over distributed, heterogeneous information system...