51 search results - page 1 / 11 » Rewriting and Evaluating Tree Queries with XPath |
BDA
2001
13 years 5 months ago
2001
A Community Web portal is a set of tools for a community of people who want to share information on a certain domain via the Web. The backbone of this system is an ontology which ...
VLDB
2005
ACM
13 years 9 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...
ICDE
2010
IEEE
13 years 11 months ago
2010
IEEE
— We present a tool for the static analysis of XPath queries and XML Schemas. The tool introduces techniques used in the field of verification (such as binary decision diagrams...
SDMW
2007
Springer
13 years 10 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...
ICDE
2007
IEEE
14 years 5 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...