25041 search results - page 4162 / 5009 » Algorithms for Clustering Data |
362
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ICDE
2007
IEEE
16 years 9 months ago
2007
IEEE
We study the problem of answering queries posed on virtual views of XML documents, a problem commonly encountered when enforcing XML access control and integrating data. We approa...
285
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ICDE
2006
IEEE
16 years 9 months ago
2006
IEEE
Web-database systems are nowadays an integral part of everybody's life, with applications ranging from monitoring/trading stock portfolios, to personalized blog aggregation a...
343
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ICDE
2006
IEEE
16 years 9 months ago
2006
IEEE
Relational division, also known as small divide, is a derived operator of the relational algebra that realizes a many-to-one set containment test, where a set is represented as a ...
350
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ICDE
2002
IEEE
16 years 9 months ago
2002
IEEE
With the growth of the Web, there has been a rapid increase in the number of users who need to access online databases without having a detailed knowledge of the schema or of quer...
297
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ICDE
2002
IEEE
16 years 9 months ago
2002
IEEE
We propose a novel index structure, termed XTrie, that supports the efficient filtering of XML documents based on XPath expressions. Our XTrie index structure offers several novel...