Abstract: In many geographical applications there is a need to model spatial phenomena not simply by sharp objects but rather through indeterminate or vague concepts. To support su...
Businesses today need to interrelate data stored in diverse systems with differing capabilities, ideally via a single high-level query interface. We present the design of a query ...
Laura M. Haas, Donald Kossmann, Edward L. Wimmers,...
In this paper, a teleservice for archiving and retrieving multimedia documents using public networks is described. This teleservice encourages a broad range of commercially applic...
Elements of transaction processing become more and more accepted as a base for general purpose distributed computing.We have developed an action concept with an extended functiona...
There is a manifold of meanings we could associate with the term \evolution" in the database arena. This paper tries to categorize some of these into a unique framework, showi...