72 search results - page 5 / 15 » On the complexity of query answering over incomplete XML doc... |
ERCIMDL
2009
Springer
14 years 3 months ago
2009
Springer
This paper presents a structure we call XML Wavelet Tree (XWT) to represent any XML document in a compressed and self-indexed form. Therefore, any query or procedure that could be ...
EDBTW
2004
Springer
14 years 1 months ago
2004
Springer
While there are many proposals for path indexes on XML documents, none of them is perfectly suited for indexing large-scale collections of interlinked XML documents. Existing strat...
ICDE
2007
IEEE
14 years 10 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...
WISE
2002
Springer
14 years 1 months ago
2002
Springer
How to extract data from XML documents is an important issue for XML research and development. However, how to view XML documents determines how they can be queried. In this paper...
VLDB
2007
ACM
14 years 8 months ago
2007
ACM
Evaluation of twig queries over probabilistic XML is investigated. Projection is allowed and, in particular, a query may be Boolean. It is shown that for a well-known model of pro...