Abstract. In this paper we deal with the problem of finding an optimal query execution plan in database systems. We improve the analysis of a polynomial-time approximation algorit...
Abstract. Workflow systems provide support for combining components to achieve a particular outcome. Various approaches from software engineering have been utilized within such sys...
Rafael Tolosana-Calasanz, Omer F. Rana, José...
Abstract. Traditional workflow enactment systems and workflow design processes view the workflow as a one-time interaction with the various data sources, executing a series of step...
Panayiotis Neophytou, Panos K. Chrysanthis, Alexan...
Hypervisors have been proposed as a security tool to defend against malware that subverts the OS kernel. However, hypervisors must deal with the semantic gap between the low-level...
ing Abstract Caches with Symbolic Pipeline Analysis Stephan Wilhelm1 and Christoph Cullmann1 1 AbsInt Angewandte Informatik GmbH, Science Park 1; D-66123 Saarbr