2853 search results - page 290 / 571 » On the Efficiency of Provenance Queries |
191
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SERVICES
2008
15 years 8 months ago
2008
Distributed stream query services must simultaneously process a large number of complex, continuous queries with stringent performance requirements while utilizing distributed pro...
131
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CORR
2010
Springer
15 years 6 months ago
2010
Springer
An answer to a query has a well-defined lineage expression (alternatively called how-provenance) that explains how the answer was derived. Recent work has also shown how to comput...
178
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DKE
2010
15 years 6 months ago
2010
Extensible Markup Language (XML) is becoming the de facto standard for exchanging information over the Internet, which results in the proliferation of XML documents. This has led ...
211
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JACM
2008
15 years 6 months ago
2008
XML queries are usually expressed by means of XPath expressions identifying portions of the selected documents. An XPath expression defines a way of navigating an XML tree and ret...
341
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ICDE
2008
IEEE
17 years 6 months ago
2008
IEEE
In applications like location-based services, sensor monitoring and biological databases, the values of the database items are inherently uncertain in nature. An important query fo...