—Recently, there has been a proliferation of service-based systems, i.e. software systems that are composed of autonomous services, but can also use software code. In order to su...
This paper proposes and solves the Time-Interval All Fastest Path (allFP) query. Given a user-defined leaving or arrival time interval I, a source node s and an end node e, allFP ...
Evangelos Kanoulas, Yang Du, Tian Xia, Donghui Zha...
The query optimizer of a database system is confronted with two aspects when handling user-defined functions (UDFs) in query predicates: the vast differences in evaluation costs b...
SwissQM is a novel sensor network platform for acquiring data from the real world. Instead of statically hand-crafted programs, SwissQM is a virtual machine capable of executing b...
Donald Kossmann, Gustavo Alonso, Jan S. Rellermeye...
The presentation layer of hypermedia systems could benefit from standard object querying functionality and this is most effective if strong typing is enforced. By strong typing we...