The three problems of the title — the first two widely discussed in the literature, the third less well known but just as important for further development of object technology ...
Semantic integration in the hidden Web is an emerging area of research where traditional assumptions do not always hold. Frequent changes, conflicts and the sheer size of the hid...
One of the central objectives of the LOTOS restandardisation activity is to de ne an enhanced LOTOS language which supports real-time speci cation. The timed extension is based up...
The management of moving objects has been intensively studied in the recent years. A wide and increasing range of database applications has to deal with spatial objects whose posi...
An object diagram makes explicit the object structures that are only implicit in a class diagram. An object diagram may be missing and must extracted from the code. Alternatively,...