5130 search results - page 423 / 1026 » Constraint Query Languages |
175
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SIGMOD
2003
ACM
16 years 7 months ago
2003
ACM
We consider an environment where distributed data sources continuously stream updates to a centralized processor that monitors continuous queries over the distributed data. Signif...
171
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ADBIS
2009
Springer
16 years 1 months ago
2009
Springer
The development of location-based services and advances in the field of mobile computing have motivated an intensive research effort devoted to the efficient processing of locati...
188
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CIKM
2004
Springer
16 years 5 days ago
2004
Springer
Indexing XML is crucial for efficient XML query processing. We propose a compact tree (Ctree) for XML indexing, which provides not only concise path summaries at group level but a...
173
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VLDB
2004
ACM
16 years 3 days ago
2004
ACM
We consider the problem of data sharing between autonomous data sources in an environment where constraints cannot be placed on the shared contents of sources. Our solutions rely ...
181
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DEXA
2003
Springer
16 years 7 hour ago
2003
Springer
Emerging applications using miniature electronic devices (e.g., tracking mobile objects using sensors) generate very large amounts of highly dynamic data that poses very high overh...