61 search results - page 2 / 13 » Query Rewriting Algorithm Evaluation for XML Security Views |
CIKM
2005
Springer
13 years 10 months ago
2005
Springer
We introduce the notion of views as a mechanism for securing and providing access control in the context of XML. Research in XML has explored several efficient querying mechanism...
ICDE
2009
IEEE
13 years 2 months ago
2009
IEEE
There is much effort to develop comprehensive support for the storage and querying of XML data in database management systems. The major developers have extended their systems to h...
ICDE
2007
IEEE
14 years 6 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...
SIGMOD
2006
ACM
14 years 5 months ago
2006
ACM
We present and analyze an algorithm for equivalent rewriting of XQuery queries using XQuery views, which is complete for a large class of XQueries featuring nested FLWR blocks, XM...
VLDB
2005
ACM
13 years 10 months ago
2005
ACM
As a simple XML query language but with enough expressive power, XPath has become very popular. To expedite evaluation of XPath queries, we consider the problem of rewriting XPath...