Anzahl der Einträge: 29. 2000
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Claussen, Jens ; Kemper, Alfons ; Moerkotte, Guido ; Peithner, Klaus ; Steinbrunn, Michael
(2000)
Optimization and evaluation of disjunctive queries.
IEEE Transactions on Knowledge and Data Engineering : TKDE
Piscataway, NJ
12
2
238-260
[Zeitschriftenartikel]
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1997
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Claussen, Jens ; Kemper, Alfons ; Moerkotte, Guido ; Peithner, Klaus
Optimizing Queries with Universal Quantification in Object-Oriented and Object-Relational Databases.
Jarke, Matthias
Proceedings of the 23rd International Conference on Very Large Data Bases, VLDB, Athen, 26.8.-29.8.1997
286-295
In: Very large data bases, VLDB '97 : proceedings of the 23rd International Conference on Very Large Data Bases, Athens, Greece, 26-29 August, 1997
(1997)
San Francisco, Calif.
[Konferenzveröffentlichung]
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1996
1995
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Steinbrunn, Michael ; Peithner, Klaus ; Moerkotte, Guido ; Kemper, Alfons
Bypassing joins in disjunctive queries.
Dayal, Umeshwar ; Gray, Peter M. D. ; Nishio, Shojiro
228-238
In: VLDB '95 : proceedings of the 21st International Conference on Very Large Data Bases, Zurich, Switzerland Sept. 11 - 15, 1995
(1995)
San Francisco, Calif.
VLDB 1995
(San Francisco, CA)
[Konferenzveröffentlichung]
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Kemper, Alfons ; Moerkotte, Guido
(1995)
Physical object management.
Wŏn, Kim
Modern database systems : the object model, interoperability, and beyond
New York, NY
175-202
[Buchkapitel]
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1994
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Kemper, Alfons ; Moerkotte, Guido ; Peithner, Klaus ; Steinbrunn, Michael
Optimizing disjunctive queries with expensive predicates.
Snodgrass, Richard Thomas ; Winslett, Marianne
ACM SIGMOD Record
23,2
336-347
In: Proceedings of the 1994 ACM SIGMOD International Conference on Management of Data - SIGMOD '94 : Minneapolis, Minnesota, May 24 - 27, 1994
(1994)
New York, NY
SIGMOD '94
(Minneapolis, MI)
[Konferenzveröffentlichung]
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1993
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Kemper, Alfons ; Moerkotte, Guido ; Peithner, Klaus
A blackboard architecture for query optimization in object bases.
Agrawal, Rakesh ; Baker, Séan ; Bell, David A.
543-554
In: Very large data bases : 19th International Conference on Very Large Data Bases, August 24 - 27, 1993, Dublin, Ireland, proceedings
(1993)
San Diego, Calif. [u.a.]
VLDB 1993
(Dublin, Ireland)
[Konferenzveröffentlichung]
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Gerlhof, Carsten A. ; Kemper, Alfons ; Kilger, Christoph ; Moerkotte, Guido
Partition-based clustering in object bases: From theory to practice.
Lomet, David B.
Lecture Notes in Computer Science
730
301-316
In: Foundations of data organization and algorithms : 4th International Conference, FODO '93, Chicago, Illinois, USA, October 13-15, 1993, proceedings
(1993)
Berlin [u.a.]
FODO '93
(Chicago, IL)
[Konferenzveröffentlichung]
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Kemper, Alfons ; Moerkotte, Guido ; Steinbrunn, Michael
Optimizing join expressions (extended abstract).
Heuer, Andreas ; Scholl, Marc H.
Informatik-Bericht / Institut für Informatik, Technische Universität Clausthal
1993,9
59-68
In: Fifth Workshop on Foundations of Models and Languages for Data and Objects : Aigen (Austria), 20.9.-24.9.1993, GI-Arbeitskreis "Grundlagen von Informationssystemen"
(1993)
Clausthal-Zellerfeld
FMLDO 1993
(Aigen, Austria)
[Konferenzveröffentlichung]
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1992
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Kemper, Alfons ; Moerkotte, Guido ; Steinbrunn, Michael
Optimizing Boolean expressions in object-bases.
Yuan, Li-Yan
79-90
In: Very large data bases - VLDB '92 : proceedings of the 18th International Conference on Very Large Data Bases, August 23-27, 1992, Vancouver, Canada
(1992)
San Mateo, Calif.
VLDB 1992
(Vancouver, Canada)
[Konferenzveröffentlichung]
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Kemper, Alfons ; Moerkotte, Guido ; Steinbrunn, Michael
Lipeck, Udo W. ; Manthey, Rainer
Optimierung Boolescher Ausdrücke in Objektbanken.
91-95
In: Kurzfassungen des 4. GI-Workshops "Grundlagen von Datenbanken", GvD 1992, Barsinghausen, Germany, 9.-12.6.1992
(1992)
4. GI-Workshop - Grundlagen von Datenbanken
(Barsinghausen, Germany)
[Präsentation auf Konferenz]
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1991
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Kemper, Alfons ; Moerkotte, Guido ; Walter, Hans-Dirk ; Zachmann, Andreas
GOM: A strongly typed persistent object model with polymorphism.
Appelrath, Hans-Jürgen
Informatik-Fachberichte : IFB
270
198-217
In: Datenbanksysteme in Büro, Technik und Wissenschaft : GI-Fachtagung, Kaiserslautern, 6.-8. März 1991, proceedings
(1991)
Berlin [u.a.]
BTW 1991 - GI-Fachtagung Datenbanksysteme in Büro, Technik und Wissenschaft
(Kaiserslautern, Germany)
[Konferenzveröffentlichung]
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Kemper, Alfons ; Lockemann, Peter C. ; Moerkotte, Guido ; Walter, Hans-Dirk ; Lang, Stefan M.
Autonomy over ubiquity: Coping with the complexity of a
distributed world.
Kangassalo, Hannu
271-288
In: Entity-relationship approach : the core of conceptual modelling, proceedings of the Ninth International Conference on the Entity-Relationship Approach, Lausanne, Switzerland, 8-10 October, 1990
(1991)
Amsterdam [u.a.]
ER 1990
(Lausanne, Switzerland)
[Konferenzveröffentlichung]
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Kemper, Alfons ; Kilger, Christoph ; Moerkotte, Guido
Function materialization in object bases.
Clifford, James ; King, Roger
ACM SIGMOD Record
20,2
258-267
In: Proceedings of the 1991 ACM SIGMOD International Conference on Management of Data : Denver, Colorado, May 29-31, 1991
(1991)
New York, NY
SIGMOD '91
(Denver, CO)
[Konferenzveröffentlichung]
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1990
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Lockemann, Peter C. ; Kemper, Alfons ; Moerkotte, Guido
Future database technology: Driving forces and directions.
Blaser, Albrecht
Lecture Notes in Computer Science
466
15-33
In: Database systems of the 90s : International Symposium, Müggelsee, Berlin, FRG, November 5 - 7, 1990, proceedings
(1990)
Berlin [u.a.]
International Symposium on Database Systems of the 90s
(Berlin, Germany)
[Konferenzveröffentlichung]
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Kemper, Alfons ; Moerkotte, Guido
Correcting anomalies of standard inheritance.
Tjoa, A. Min ; Wagner, Roland
49-55
In: Database and expert systems applications : proceedings of the International Conference in Vienna, Austria, 1990
(1990)
Wien [u.a.]
DEXA 1990
(Wien, Austria)
[Konferenzveröffentlichung]
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Kemper, Alfons ; Moerkotte, Guido
Advanced query processing in object bases using access support relations.
McLeod, Dennis ; Sacks-Davis, Ron ; Schek, Hans
290-301
In: Very large data bases : 16th International Conference on Very Large Data Bases, August 13 - 16, 1990, Brisbane, Australia
(1990)
Palo Alto, Calif.
VLDB 1990
(Brisbane, Australia)
[Konferenzveröffentlichung]
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