A logical database schema, e.g. a relational one, is an implementation of a speci cation, e.g. an entity-relationship diagram. Upcoming new data models and the necessity of seamle...
Object-oriented database systems (ooDBMSs) are supposed to offer at least the functionality available in commercial relational DBMSs of today. One important consequence of this is...
Abstract. Spatial data has now been used extensively in the Web environment, providing online customized maps and supporting map-based applications. The full potential of Web-based...
{ Traditional computer applications have been designed to be run by one user at a time who does some work in a single medium, such as ASCII text, and very little regard has been gi...
The need for systems that can stock, represent, and provide efficient retrieval facilities of images of particular interest is becoming very high in medicine. In this respect, a l...