3269 search results - page 75 / 654 » Query Optimization for XML |
130
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ISSTA
2004
ACM
15 years 8 months ago
2004
ACM
The use of XML as the de facto data exchange standard has allowed integration of heterogeneous web based software systems regardless of implementation platforms and programming la...
128
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DASFAA
2007
IEEE
15 years 9 months ago
2007
IEEE
Finding all the occurrences of a twig pattern on multiple elements in an XML document is a core operation for efficient evaluation of XML queries. Holistic twig join algorithms, Tw...
141
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SDMW
2007
Springer
15 years 9 months ago
2007
Springer
Abstract. We investigate the experimental effectiveness of query rewriting over XML security views. Our model consists of access control policies specified over DTDs with XPath e...
132
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TDM
2004
15 years 4 months ago
2004
Document-centric XML collections contain text-rich documents, marked up with XML tags. The tags add lightweight semantics to the text. Querying such collections calls for a hybrid...
114
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DASFAA
2004
IEEE
15 years 6 months ago
2004
IEEE
Abstract. We consider the problem of accurately estimating the number of approximate XML answers for a given query, and propose an efficient method that (1) accurately computes sel...