This paper aims at integrating techniques of non-monotonic reasoning about updates and of object-oriented specification of information systems. We present how to utilize defaults i...
Abstract. In this paper we identify shortcomings of the TCG specification related to the availability of sealed data during software and hardware life cycles, i.e., software updat...
We study two classes of view update problems in relational databases. We are given a source database S, a monotone query Q, and the view Q(S) generated by the query. The first pro...
One of the most challenging objectives of mobile data management is the ubiquitous, any time, anywhere access. This objective is very difficult to meet due to several network and ...
Most current object modeling methods and tools have weaknesses both in the concepts of hierarchical decomposition and in the visualization of these hierarchies. Some methods do no...
Stefan Berner, Stefan Joos, Martin Glinz, Martin A...