620 search results - page 25 / 124 » Optimizing Path Expression Queries of XML Data |
144
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BTW
2005
Springer
15 years 7 months ago
2005
Springer
: Access control is an important aspect in guaranteeing data privacy within XML data sources which are accessed by users with different access rights. The goal of predicative acces...
DOCENG
2009
ACM
15 years 8 months ago
2009
ACM
We study the analysis problem of XPath expressions with counting constraints. Such expressions are commonly used in document transformations or programs in which they select porti...
260
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ICDE
2009
IEEE
16 years 3 months ago
2009
IEEE
Due to the complexity of XML query languages, the need for visual query interfaces that can reduce the burden of query formulation is fundamental to the spreading of XML to wider c...
117
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ER
2007
Springer
15 years 8 months ago
2007
Springer
To be a full-featured data exchange format, XML should support not only queries but also updates on its contents. The new W3C XML update facility has proposed a set of operators (...
105
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EDBT
2006
ACM
16 years 2 months ago
2006
ACM
In authorization-transparent access control, users formulate their queries against the database schema rather than against authorization views that transform and hide data. The Tru...