By Gabor Maygar, Gabor Knapp, Wita Wojtkowski, Gregory Wojtkowski, Jože Zupancic
This quantity contains the court cases of the fifteenth foreign convention on info structures improvement (ISD). ISD progresses swiftly, always growing new demanding situations. growth in ISD comes from learn in addition to from perform. the purpose of the convention is to supply a global discussion board for the trade of principles and stories among academia and undefined, and to stimulate exploration of latest solutions.
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Extra info for Advances in Information Systems Development: Volume 2
Secondly, we describe and illustrate how to apply these dependencies for conceptual software component modeling and conceptual DB design. In the third section, we focus on how to avoid inconsistency in conceptual descriptions of databases, information systems and software components and then we describe how to design for consistency using the semantic dependencies of the EM approach. Finally, the paper is summarized and conclusions are discussed and described. 2 Dependencies in the EM Approach The ability to describe an IS in a clear and sufficiently rich way, although still comprehensible and easy to use, is acknowledged as crucial in many areas including IS and software engineering.
Johannesson P (1993) Schema integration, schema translation, and interoperability in federated information systems. PhD thesis, Department of Computer & Systems Sciences, Stockholm University, Royal Institute of Technology, No. 93-010-DSV, Edsbruk. Kozlenkov A, Zisman A (2004) Discovering, recording, and handling inconsistencies in software specifications. International Journal of Computer & Information Science vol 5 no 2, pp 89-108. Designing Software Components for Database Consistency 47 20 Lee M L, Ling T W (2003) A methodology for structural conflict resolution in the integration of Entity-Relationship schemas.
4. Formalization of the 2HMD approach The aspects, which impact the 2HMD approach, are the following: x Transformation algorithm – an algorithm of information transformation during system modeling. Some additional models are included into the original 2HMD method to refine it with some more formalized transformations . x Graph theory – transformations of models are performed according to rules of graph transformations ; Several Outlines of Graph Theory in Framework of MDA 29 x Mathematics – using mathematics is explained the application of graph theory, and model transformations.