Dr.-Ing. Hagen Höpfner

Assistant Professor

Academic Career

• Dr.-Ing. (PhD), Computer Science, University of Magdeburg, 2005
• Dipl.-Inf., Computer Science, University of Magdeburg, 2001
• UNICERT III, Part 1, English, University of Magdeburg, 1997

Professional Career

Hagen Höpfner is Lecturer in Databases and Information Systems at the School of Information Technology. From November 2000 to March 2005 he was a member of the Database research group (head: Prof. Gunter Saake) at the University of Magdeburg. Furthermore, he worked as an associate lecturer at the University of Applied Science of Brandeburg, Germany (winter terms 01/02, 02/03, 03/04 and 04/05). Beside his day-job he is a freelance writer for the German magazines iX, EasyLinux, LinuxUser and Linux Magazin. His articles have been translated into English, Polish, Romanian, Portuguese and Spanish.

Research Interests include

• Transaction Processing
• Data Mining
• Mobile Information Systems

Publications

• H. Höpfner, C. Türker, B. König-Ries: Mobile Datenbanken und Informationssysteme - Konzepte und Techniken, dpunkt.verlag, Heidelberg, Juli 2005, ISBN 3-89864-264-X, in German.
• H. Höpfner, S. Schosser, K.-U. Sattler: An Indexing Scheme for Update Notification in Large Mobile Information Systems, In W. Lindner, M. Mesiti, C. Türker, Y. Tzikzikas, A. Vakali (editors): Current Trends in Database Technology - EDBT 2004 Workshops: PhD, DataX, PIM, P2PDB, ClustWeb, Heraklion, Greece, March 14-18, 2004, Revised Papers. Pages 345-354, Lecture Notes in Computer Science 3268, Springer-Verlag, Berlin, 2004.
• H. Höpfner, K.-U. Sattler: Towards Tree-Based Query Caching in Mobile DBS, In B. König-Ries, M. Klein, P. Obreiter (Hrsg.): Post-Proceedings of the Workshop "Scalability, Persistence, Transactions - Database Mechanisms for Mobile Applications", Karlsruhe, 10.-11. April 2003, Pages 106-121.
• H. Höpfner, K.-U. Sattler: Semantic Replication in Mobile Federated Information Systems, In Proceedings of the Fifth International Workshop on Engineering Federated Information Systems (EFIS2003), Coventry, UK 17th - 18th July, 2003, Pages 36-41, Akademische Verlagsgesellschaft Aka GmbH, Berlin.
• E. Buchmann, H. Höpfner, K.-U. Sattler: An Extensible Storage Manager for Mobile DBMS, In H. Haav, A. Kalja, editors, Databases and Information Systems II (BalticDB&IS 2003 Selected Papers), pages 225-238, Kluver Academic Publishers, ISBN 1-4020-1038-9.