Electronic commerce is emerging as a major Websupported application. In this paper we argue that database technology can, and should, provide the backbone for a wide range of such...
Serge Abiteboul, Bernd Amann, Sophie Cluet, Anat E...
Many real-time systems need to maintain fresh views which are derived from shared data that are distributed among multiple sites. When a base data item changes, all derived views ...
We propose a declarative update language for RDF graphs which is based on the paradigms of query and view languages RQL and RVL. Our language, called RUL, ensures that the executio...
M. Magiridou, S. Sahtouris, Vassilis Christophides...
Documents formatted in eXtensible Markup Language (XML) are available in collections of various document types. In this paper, we present an approach for the summarisation of XML d...
Massih-Reza Amini, Anastasios Tombros, Nicolas Usu...
The need for incremental constraint maintenance within collections of semi-structured documents has been ever increasing in the last years due to the widespread diffusion of XML. T...