This paper describes a query algebra for queries over XML p2p databases that provides explicit mechanisms for modeling data dissemination, replication constraints, and for capturi...
Abstract. The maintenance of large knowledge systems usually is a rather complex task. In this paper we will show that extensions or modifications of a knowledge base can be suppo...
Dietmar Seipel, Joachim Baumeister, Marbod Hopfner
The trend towards outsourcing increases the number of documents stored at external service providers. This storage model, however, raises privacy and security concerns because the...
This poster describes the DQL language : a new XML data manipulation language. DQL is an extension of OQL for the manipulation of tree-like and forest-like data. It integrates XPa...
Emmanuel Bruno, Jacques Le Maitre, Elisabeth Muris...
We present an approach to updateable XML views, which is based on the Stack-Based Approach to query languages. Its novelty consists in introducing procedures overloading generic up...
Hanna Kozankiewicz, Jacek Leszczylowski, Kazimierz...