M.Sc. Alexander Grebhahn
University of Magdeburg
School of Computer Science
Department of Technical and Business Information Systems
Database and Information Systems Group
P.O. Box 4120, D-39016 Magdeburg, Germany
Office: Building 29, Room 109
Phone: +49 391 67-51680
Fax: +49 391 67-12020
E-mail: Grebhahn@iti.cs.uni-magdeburg.de
Research Interests
- Privacy in Databases
- Searching in High Dimensional Spaces
- Dynamic Software Updates
Research Projects
- QuEval -- A Framework for the quantitative Evaluation of Highdimensional Index Structures
- JavAdaptor
Teaching
Summer Term 2013 Winter Term 2012/2013 Summer term 2012- Projektvorlesung/wissenschatfliches Teamprojekt: Digi-Dak Database Project
- Projektorientierte Vorlesung: Secure Infrastructures Project (SIP)
Publications
2013
- Mario Pukall, Christian Kästner, Walter Cazzola, Sebastian Götz, Alexander Grebhahn, Reimar Schröter, and Gunter Saake. JavAdaptor - Flexible Runtime Updates of Java Applications. Software: Practice and Experience, 43(2):153–185, February 2013.
- David Broneske, Martin Schäler, and Alexander Grebhahn. Extending an Index-Benchmarking Framework with Non-Invasive Visualization Capability. In Workshop on Information Systems in Digital Engineering (ISDE), BTW-Workshops, pages 151–160. Köllen-Verlag, 2013.
- Alexander Grebhahn, Martin Schäler, Veit Köppen, and Gunter Saake. Privacy-Aware Multidimensional Indexing. In 15. GI-Fachtagung Datenbanksysteme für Business, Technologie und Web (BTW), pages 133–147. Köllen-Verlag, 2013.
- Alexander Grebhahn, Martin Schäler, and Veit Köppen. Secure Deletion: Towards Tailor-Made Privacy in Database Systems. In Workshop on Databases in Biometrics, Forensics and Security Applications (DBforBFS), BTW-Workshops, pages 99–113. Köllen-Verlag, 2013.
2012
- Martin Schäler, Sandro Schulze, Alexander Grebhahn, Veit Köppen, Andreas Lübcke, and Gunter Saake (Hrsg.). Techniken zur forensischen Datenhaltung - Ausgewählte studentische Beiträge. Collection FIN-05-2012, University of Magdeburg, Germany, October 2012. In German.
- Björn-Erik Aust, Alexander Grebhahn, Tran Tuan Nguyen, and Reimar Schröter. Implementierung und Evaluierung hochdimensionaler Indexstrukturen. In Techniken zur forensischen Datenhaltung, volume 1, pages 13 – 24. Fakultät für Informatik, Otto-von-Guericke-Universität Magdeburg, October 2012.
- Alexander Grebhahn. Forensisch sicheres Löschen in relationalen Datenbankmanagementsystemen. Master thesis, University of Magdeburg, Germany, March 2012. In German.
- Alexander Grebhahn, David Broneske, Martin Schäler, Reimar Schröter, Veit Köppen, and Gunter Saake. Challenges in finding an appropriate multi-dimensional index structure with respect to specific use cases. In Ingo Schmitt, Sascha Saretz, and Marcel Zierenberg, editors, Proceedings of the 24th GI-Workshop "Grundlagen von Datenbanken 2012", pages 77–82. CEUR-WS, 2012. urn:nbn:de:0074-850-4.
2011
- Mario Pukall, Alexander Grebhahn, Reimar Schröter, Christian Kästner, Walter Cazzola, and Sebastian Götz. JavAdaptor: Unrestricted Dynamic Software Updates for Java. In Proceedings of the 33rd International Conference on Software Engineering, pages 989–991, May 2011.
- Mario Pukall, Christian Kästner, Walter Cazzola, Sebastian Götz, Alexander Grebhahn, Reimar Schröter, and Gunter Saake. Flexible Dynamic Software Updates of Java Applications: Tool Support and Case Study. Technical Report 04, School of Computer Science, University of Magdeburg, April 2011.
2010
- Alexander Grebhahn. JavAdaptor - vererbungshierarchiebeeinflussende Programmänderungen zur Laufzeit. Bachelor thesis, University of Magdeburg, December 2010.
Supervised theses and student program contributions
- Tim Hering. Parallelization of K-D Trees for kNN-queries in main memory. BTW Studierendenprogramm (Students program), 2013, Köllen-Verlag.
- Sarah Heckel. Optimierung der Exact-Match Anfrage eines Lokal Sensitiven Hashverfahrens. BTW Studierendenprogramm (Students program), 2013, Köllen-Verlag, In German.