The old idea of navigation in a database is revisited with two essential changes: we address Web users rather than programmers and the navigation is accomplished as a visual metaph...
In this paper we propose a visual interface for the specification of predicates to be used in queries on spatio-temporal databases. The approach is based on a visual specification...
The integration of object-oriented concepts into deductive databases has been investigated for a certain time now. Various approaches to incorporate updates into deduction have be...
An input to the conceptual database design phase contains a description of the target database. This description is usually given in some natural language, for instance in English...
During the last decade, all commercial database systems have included features for parallel processing into their products. This development has been driven by the fact that datab...