Abstract. In this paper we describe the OnEQL system, a query engine that implements optimization techniques and evaluation strategies to speed up the evaluation time of querying a...
It is by now folklore that the bottom-up evaluation of a program after the “magic set” transformation is “as efficient as” top-down evaluation. There are a number of forma...
Magic Square is a ppeer-to-peer protocol for searching resources. The recovery cost of Magic Square is high and the system doesn’t recover the failure in simultaneous neighbor n...
A Position Controller is a device used in many applications, such as controlling the movement of an elevator. In this paper, we examine the technological issues surrounding the de...
In this paper, a dynamic approach to deductive query evaluation is presented which combines the e ects of di erent SIP strategies used for the magic set rewriting technique. Given...