We show how to implement a calculus with higher-order subtyping and subkinding by replacing uses of implicit subsumption with explicit coercions. To ensure this can be done, a pol...
Compositional semantics allow to reason about programs in an incremental way, thus providing the formal base for the development of modular data-flow analyses. The major drawback ...
In this paper, we describe a framework for an object-oriented modeling of meta information and its use for the integration of heterogeneous databases with the goal of their intero...
Daniel A. Keim, Hans-Peter Kriegel, Andreas Mieths...
We propose a transaction model that provides a framework for transactions to cooperate without sacrificing serializability as a notion of correctness. Cooperation does not depend ...
Abstract. One of the key factors for effective personalization of information access is the user context. We propose a framework which integrates several critical elements that mak...