686 search results - page 74 / 138 » Query Answering in Peer-to-Peer Data Exchange Systems |
168
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AMW
2009
15 years 7 months ago
2009
Conventional operators for data retrieval are either based on exact matching or on total order relationship among elements. Neither of them is appropriate to manage complex data, s...
146
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VLDB
2001
ACM
15 years 10 months ago
2001
ACM
A range-sum query is very popular and becomes important in finding trends and in discovering relationships between attributes in diverse database applications. It sums over the se...
270
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ICDE
2008
IEEE
16 years 7 months ago
2008
IEEE
Supporting top-k queries over distributed collections of schemaless XML data poses two challenges. While XML supports expressive query languages such as XPath and XQuery, these la...
180
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BIRTE
2006
15 years 10 months ago
2006
Real-time enterprises rely on user queries being answered in a timely fashion and using fresh data. This is relatively easy when systems are lightly loaded and both queries and upd...
181
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SSDBM
2006
IEEE
16 years 10 days ago
2006
IEEE
Many publisWsubscribe systems have been built using wireless sensor networks, WSNs, deployedfor real-world environmentaldata collection, securitymonitoring,and object tracking. Ho...