In a recent paper, Martens et al. introduced a specification mechanism for XML tree languages, based on rules of the form r s, where r, s are regular expressions. Sets of such ru...
Keyword searching while very successful in narrowing down the contents of the Web to the pertaining subset of information, has two primary drawbacks. First, the accuracy of the se...
XML-based databases have become a major area of in database research. Abstractly speaking they can be considered as a resurrection of complexvalue databases using constructors for...
Markus Kirchberg, Faizal Riaz-ud-Din, Klaus-Dieter...
In XML data exchange, a schema mapping specifies rules for restructuring a source document under the target schema, and queries over the target document must be answered in a way...
Shunichi Amano, Claire David, Leonid Libkin, Filip...
We define a boolean complete description logic dialect called DLFDreg that can be used to reason about structural equality in semistructured ordered data in the presence of docume...