[German Version/Deutsche Version]

Address:

• University of Halle
  Institute for Computer Science
  D-06099 Halle (Saale)
  GERMANY
• Office: Room 313 (Von-Seckendorff-Platz 1, 06120 Halle)
  [Google Maps] [Campus Plan].
• Email: brass@informatik.uni-halle.de
• Phone: +49-345/55-24740
• Fax: +49-345/55-27333
• Secretary: Ms. Vahrenhold, Phone: +49-345/55-24750
• Office Hours: Mondays, 12:00-13:00.
  Please check my German page for possible exceptions. For instance, the office hour on December 11, 2023, cannot take place.

Interests:

• Databases
• Logic Programming, Deductive Databases
• Knowledge Representation, Nonmonotonic Reasoning, Negation as Failure
• Database Education, Semantic Errors in SQL Queries
• World Wide Web Query Languages and Search Agents
• Semistructured Data

Current Research:

• My Talk at ADBIS'21: "Integrity Constraints for Microcontroller Programming in Datalog"
• Memory-Restricted Datalog on Arduino
• The Push-Method for Bottom-Up Evaluation of Datalog
• Benchmarks for Deductive Systems and SQL and other Databases
• Detecting Semantic Errors in SQL Queries

Current Lectures (Winter 2020/21)

• Introduction to Database Systems
• Databases IIA: Database Design

Announcements:

• Talk on Datalog 2.0 2019 (04.06.2019, PDF)
• Hints for Exam Preparation (in German, under construction):
  • Databases I
  • Databases IIA
  • Databases IIB
  • Final Exam for Business Informatics
• For the "Science Night 2009" I am working on a talk about Search Engine Optimization with "http://www.bigzanders-feuerwerke.de" as a practical example. If you could contribute your own experiences about search engines and search engine optimization, this would be very welcome.
• Information about the Search Engine Competition wettbehalle
• Slides of the my public talk about search engines (in German) [June 21, 2006]:
  • [PDF, groß, farbig]
  • [Postscript, verkleinert, schwarzweiss]
  • I am working on an extended version, please check this web site again in July/August.

Lectures (Archive):

• Introduction to Database Systems [Winter 2019/20]
• Databases IIB: DBMS-Implementation [Winter 2019/20]
• XML and Databases [Winter 2019/20]
• Database Programming [Summer 2019]
• Logic Programming [Summer 2019]
• Object-Oriented Programming [Winter 2018/19]
• Introduction to Database Systems [Winter 2018/19]
• Databases IIA: Database Design [Winter 2018/19]
• XML and Databases [Winter 2018/19]
• Logic Programming and Deductive Databases [Summer 2018]
• Databases I [Winter 2017/18]
• Databases IIB: DBMS-Implementation [Winter 2017/18]
• XML and Databases [Winter 2017/18]
• Logic Programming and Deductive Databases [Summer 2017]
• Databases I [Winter 2016/17]
• Databases IIA: Database Design [Winter 2016/17]
• XML and Databases [Winter 2016/17]
• Logic Programming and Deductive Databases [Summer 2016]
• Foundations of the World Wide Web [Summer 2016]
• Databases I [Winter 2015/16]
• Databases IIB: DBMS-Implementation [Winter 2015/16]
• XML and Databases [Winter 2015/16]
• Logic Programming and Deductive Databases [Summer 2015 (Sabbatical)
• Object-oriented Programming (Java) [Winter 2014/15]
• Databases I [Winter 2014/15]
• Databases IIA: DB-Design [Winter 2014/15]
• Logic Programming and Deductive Databases [Summer 2014]
• XML and Databases [Summer 2014]
• Foundations of the World Wide Web [Summer 2014]
• Object-oriented Programming (Java) [Winter 2013/14]
• Databases I [Winter 2013/14]
• Databases IIB: DBMS-Implementation [Winter 2013/14]
• Databases IIA: DB-Design [Summer 2013]
• Databases IIB: DBMS-Implementation [Summer 2013]
• Seminar about Databases [Summer 2013]
• Object-Oriented Programming (with Java) [Winter 2012/13]
• Databases I [Winter 2012/13
• Logic Programming and Deductive Databases [Winter 2012/13]
• Datenbases IIA: Database Design [Summer 2012]
• XML and Databases [Summer 2012]
• Seminar about Databases [Summer 2012]
• Datenbases I [Winter 2011/12]
• Databases IIB: DBMS-Implementation [Winter 2011/12]
• Logic Programming and Deductive Databases [Summer 2011]
• Seminar on Databases [Summer 2011]
• Foundations of the World Wide Web [Summer 2011]
• Databases IIB: DBMS-Implementation [Summer 2010]
• Foundations of the World Wide Web [Summer 2010]
• Seminar on Databases, Logic Programming, and XML [Summer 2010]
• Databases IIA: Database Design [Summer 2008]
• Foundations of the World Wide Web [Summer 2008]
• Seminar about Databases, XML, and Search Engines [Summer 2008]
• Preparation Group for a DBA Certification [Summer 2008]
• Introduction to Databases and the World Wide Web [Summer 2008]
• Databases I [Winter 2007/2008]
• Deductive Databases and Logic Programming [Winter 2007/2008]
• Foundations of the World Wide Web [Summer 2007]
• XML and Databases [Summer 2007]
• Databases IIA: Database Design [Summer 2007]
• Object-oriented Programming [Winter 2006/2007]
• Databases I [Winter 2006/2007]
• Database Systems IIB: DBMS-Implementation [Winter 2006/2007]
• Deductive Databases and Logic Programming [Summer 2006]
• Database Systems IIA: Database Design [Summer 2006]
• Foundations of the World Wide Web [Summer 2006]
• Database Systems I [Winter 2005/06]
• Database Systems IIB: DBMS-Implementation [Winter 2005/06]
• Seminar about Database Systems [Winter 2005/06]
• Databases I [Winter 2004/05]
• Foundations of the World Wide Web [Winter 2004/05]
• Seminar about Databases and the WWW [Winter 2004/05]
• Databases IIA: Database Design [Summer 2004]
• Databases IIB: DBMS Implementation [Summer 2004]
• Seminar about Databases and the WWW [Summer 2004]
• Databases I [Winter 2003/2004]
• Deductive Databases and Logic Programming [Winter 2003/2004]
• Seminar about Databases and the WWW [Winter 2003/2004]
• Databases II [Sommer 2003]
• Fundamentals of the World Wide Web [Sommer 2003]
• Databases I [Winter 2002/2003]
• Seminar for Undergraduate Students: The World Wide Web and XML [Winter 2002/2003]
• Fundamentals of the World Wide Web [Sommer 2002]
• Documentation and Databases   (Introduction to Databases for Non-Computer-Scientists) [Sommer 2002]
• Database Design
• Computer Science III (System Software)
• Documentation and Databases   (Introduction to Databases for Non-Computer-Scientists)
• INFSCI 2711: Database Analysis and Design (Six Week Summer Course at University of Pittsburgh)
• Database Design (Summer 2001) (in German, Slides in English)
• Database Implementation and Administration (Summer 2001) (in German, Slides in English)
• Seminar "Search Engines, Semistructured Data, XML" (in German)
• Databases (Winter 2000/2001) (in German, Slides in English)
• Foundations of the World Wide Web (Winter 2000/2001) (in German)
• Short Course on XML (Summer 2000) (in German)
• INFSCI 2710 - Database Management (Spring 2000)
• INFSCI 3967 - Doctoral Seminar (Spring 2000)
• INFSCI 2710 - Database Management (Spring 1999)
• INFSCI 0015 - Data Structures and Programming Techniques (Spring 1999)
• INFSCI 2710 - Database Management (Summer 1999)
• INFSCI 2711 - Database Analysis and Design (Fall 1999)

Recent Papers:

• S. Brass: SLDMagic - The Real Magic (with Applications to Web Queries). In: First International Conference on Computational Logic (CL'2000/DOOD'2000), Springer LNAI, 2000.
           [Abstract]    [Postscript (80K)]    [Software]
   
• S. Brass, J. Dix, I. Niemelä, T. C. Przymusinski: On the Equivalence of the Static and Disjunctive Well-Founded Semantics and its Computation. Journal of Theoretical Computer Science, to appear (Vol. 251, 2001).
           [Postscript (108K)]
   
• S. Brass, J. Dix: Semantics of (Disjunctive) Logic Programs Based on Partial Evaluation. In: The Journal of Logic Programming 40:1 (1999), 1-46.
           [Postscript (194K)]
   
• S. Brass, J. Dix, B. Freitag, U. Zukowski: Transformation-Based Bottom-Up Computation of the Well-Founded Model. Accepted for Publication in: Theory and Practice of Logic Programming.
           [Postscript (149K)]
   
• S. Brass, J. Dix, T. C. Przymusinski: Computation of the Semantics of Autoepistemic Belief Theories. Journal of Artificial Intelligence , Volumne 112, No. 1-2, 1999.
           [Paper (ps, 118K, 21 pages)]    [Technical Report (ps, 263K, 63 pages)]    [Software]

More Papers

Biographical Information:

• In April 2003, I have started to work as Full Professor in the Institute for Computer Science of the Martin-Luther-University Halle-Wittenberg.
• From October 2002 until March 2003, I was Associate Professor in the Institute for Computer Science of Technical University of Clausthal.
• From July 2000 to September 2002, I worked as an Associate Professor in the Institute for Computer Science of the University of Giessen. [Old Homepage]
• From December 1998 to May 2000, I worked as an Assistant Professor in the Dept. of Information Science and Telecommunications of the University of Pittsburgh. [Old Homepage]
• 1996-1998: I was a visiting professor (substitute for the vacant full professorship for information systems) at the University of Hildesheim.
• 1997: I got the habilitation degree (postdoctoral teaching qualification including the "venia legendi" for computer science) from the University of Hannover.
• 1992-1996: I worked as `scientific assistant' (compares to assistant professor) in the Insitute for Computer Science of the University of Hannover. [Old Homepage]
• 1992: I got the doctoral degree "with honors". My thesis was about `Defaults in Deductive Databases'.
• 1988-1992: I worked as a research assistant at the University of Dortmund and University of Hannover (supervised by Prof. Dr. Udo Lipeck).
• 1983-1988: I studied computer science at the Technical University of Braunschweig.
  My diploma thesis was supervised by Prof. Dr. H.-D. Ehrich.

Complete CV

More Personal Information about me (e.g. Religion):

• Marital Status: married (with Nina Brass), two children (Elisabeth and Daniel).
• Hobbies: Fireworks, Music, Gardening, Reading, Walking/Hiking.
• Test for Search Engine Optimization: wettbehalle

Stefan Brass (brass@informatik.uni-halle.de), March 20, 2003

Original URL: http://www.informatik.uni-halle.de/~brass/   [HTML 3.2 Checked]   [Links Checked]