2228 search results - page 200 / 446 » On Database Theory and XML |
198
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DOCENG
2006
ACM
16 years 1 months ago
2006
ACM
XPath is the standard declarative language for navigating XML data and returning a set of matching nodes. In the context of XSLT/XQuery analysis, query optimization, and XML type ...
329
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ICDE
2008
IEEE
16 years 8 months ago
2008
IEEE
Abstract-- Current twig join algorithms incur high memory costs on queries that involve child-axis nodes. In this paper we provide an analytical explanation for this phenomenon. In...
276
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VLDB
2006
ACM
16 years 7 months ago
2006
ACM
For querying structured and semistructured data, data retrieval and document retrieval are two valuable and complementary techniques that have not yet been fully integrated. In thi...
219
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SIGMOD
2004
ACM
16 years 7 months ago
2004
ACM
We study the problem of answering queries through a target schema, given a set of mappings between one or more source schemas and this target schema, and given that the data is at...
182
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PODS
2005
ACM
16 years 7 months ago
2005
ACM
Some promising recent schemes for XML access control employ encryption for implementing security policies on published data, avoiding data duplication. In this paper we study one ...