The paper addresses a problem of combining XML querying with ontology reasoning. We present an extension of a rule-based XML query and transformation language Xcerpt. The extensio...
We are interested in de ning and querying views in a huge and highly heterogeneous XML repository Web scale. In this context, view de nitions are very large and there is no appa...
An outstanding security problem in mobile agent systems is resource access control, or authorization in its broader sense. In this paper we present an authorization framework for m...
We introduce a hierarchical labeling scheme called ORDPATH that is implemented in the upcoming version of Microsoft? SQL ServerTM. ORDPATH labels nodes of an XML tree without requ...
Patrick E. O'Neil, Elizabeth J. O'Neil, Shankar Pa...
In this paper we investigate the problem of validating, with constant memory, streaming XML documents with respect to a DTD. Such constant memory validations can only be performed ...