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2023

Fent, Philipp, Moerkotte, Guido and Neumann, Thomas (2023) Asymptotically better query optimization using indexed algebra. Open Access Proceedings of the VLDB Endowment New York, NY 16 11 3018-3030 [Article]
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Schlather, Martin, Freudenberg, Alexander, Moerkotte, Guido, Pook, Torsten and Vandenplas, Jeremie Software project "miraculix": Efficient computations with large genomic datasets. Open Access Interbull Bulletin 59 15-22 In: Proceedings of the 2023 Interbull Meeting, Lyon, France, 26-27 August 2023 (2023) Uppsala 2023 Interbull Meeting (Lyon, France) [Conference or workshop publication]
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2022

Flachs, Daniel, Müller, Magnus and Moerkotte, Guido The 3D hash join: Building on non-unique join attributes. Open Access 1-9 In: 12th Conference on Innovative Data Systems Research, CIDR 2022, Chaminade, Ca, USA, January 9-12, 2022 (2022) Chaminade CIDR 2022 (Chaminade, CA, Hybrid) [Conference or workshop publication]
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Brendle, Michael, Weber, Nick, Vallyev, Mahammad, May, Norman, Schulze, Robert, Böhm, Alexander, Moerkotte, Guido and Grossniklaus, Michael SAHARA: Memory footprint reduction of cloud databases with automated table partitioning. Open Access Advances in Database Technology 25,1 13-26 In: Proceedings of the 25th International Conference on Extending Database Technology, EDBT 2022. Edinburgh, UK, March 29 - April 1 (2022) Konstanz EDBT 2022 (Edinburgh, UK) [Conference or workshop publication]
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Müller, Magnus and Moerkotte, Guido Translation grids for multi-way join size estimation. Open Access Advances in Database Technology 25, 2 378-382 In: Proceedings of the 25th International Conference on Extending Database Technology, EDBT 2022. Edinburgh, UK, March 29 - April 1 (2022) Konstanz EDBT 2022 (Edinburgh, UK) [Conference or workshop publication]
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Müller, Magnus (2022) Selected problems in cardinality estimation. Open Access Mannheim [Doctoral dissertation]
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2021

Brendle, Michael, Weber, Nick, Valyiev, Mahammad, May, Norman, Schulze, Robert, Böhm, Alexander, Moerkotte, Guido and Grossniklaus, Michael Precise, compact, and fast data access counters for automated physical database design. Open Access Sattler, Kai-Uwe, Herschel, Melanie and Lehner, Wolfgang GI-Edition : Lecture Notes in Informatics. Proceedings 311 79-100 In: Datenbanksysteme für Business, Technologie und Web (BTW 2021) : 13.-17. September 2021 in Dresden, Deutschland (2021) Bonn BTW 2021, Online Lecture Series (Online) [Conference or workshop publication]
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Müller, Magnus, Flachs, Daniel and Moerkotte, Guido Memory-efficient key/Foreign-key join size estimation via multiplicity and intersection size. Ailamaki, Anastasia and Garofalakis, Minos N. 984-995 In: 2021 IEEE 37th International Conference on Data Engineering (ICDE) (2021) Chania ICDE 2021 (Online) [Conference or workshop publication]

Hertzschuch, Axel, Moerkotte, Guido, Lehner, Wolfgang, May, Norman, Wolf, Florian and Fricke, Lars Small selectivities matter: Lifting the burden of empty samples. Li, Guoliang and Li, Zhanhuai 697-709 In: Proceedings of the 2021 International Conference on Management of Data : SIGMOD/PODS '21 (2021) New York, NY SIGMOD/PODS '21 (Online) [Conference or workshop publication]

2020

Moerkotte, Guido and Hertzschuch, Axel alpha to omega: the G(r)eek alphabet of sampling. Open Access 1-15 In: CIDR 2020 : 10th Conference on Innovative Data Systems Research, Amsterdam, The Netherlands, January 12-15, 2020, Online Proceedings (2020) Amsterdam CIDR 2020 (Online) [Conference or workshop publication]
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Havenstein, Diego, Lysakovski, Peter, May, Norman, Moerkotte, Guido and Steidl, Gabriele Fast entropy maximization for selectivity estimation of conjunctive predicates on CPUs and GPUs. Open Access Bonifati, Angela, Zhou, Yongluan, Vaz Salles, Marcos Antonio, Böhm, Alexander, Olteanu, Dan, Fletcher, George, Khan, Arijit and Yang, Bin 546-554 In: Advances in Database Technology - EDBT 2020 : 23rd International Conference on Extending Database Technology, Copenhagen, Denkmark, March 30-April 2, 2020 : proceedings (2020) Kopenhagen EDBT 2020 (Online) [Conference or workshop publication]
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2018

Kastrati, Fisnik (2018) Optimization of Boolean expressions for main memory database systems. Open Access Mannheim [Doctoral dissertation]
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Müller, Magnus, Moerkotte, Guido and Kolb, Oliver ORCID: https://orcid.org/0000-0001-6947-5520 (2018) Improved selectivity estimation by combining knowledge from sampling and synopses. Proceedings of the VLDB Endowment [New York, NY] 11 9 1016-1028 [Article]

Kastrati, Fisnik and Moerkotte, Guido IEEE Generating optimal plans for Boolean expressions. 1013-1024 In: IEEE 34th International Conference on Data Engineering : ICDE 2018 : 16-19 April 2018, Paris, France : proceedings (2018) Piscataway, NJ 34th International Conference on Data Engineering (ICDE) (Paris, France) [Conference or workshop publication]

Eich, Marius, Fender, Pit and Moerkotte, Guido (2018) Efficient generation of query plans containing group-by, join, and groupjoin. The VLDB Journal Berlin ; Heidelberg 27 5 617-641 [Article]

Meister, Andreas, Moerkotte, Guido and Saake, Gunter (2018) Errata for "Analysis of two existing and one new dynamic programming algorithm for the generation of optimal bushy join trees without cross products". Proceedings of the VLDB Endowment [New York, NY] 11 10 1069-1070 [Article]

2017

Eich, Marius (2017) Extending dynamic-programming-based plan generators: beyond pure enumeration. Open Access Mannheim [Doctoral dissertation]
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Kastrati, Fisnik and Moerkotte, Guido Optimization of disjunctive predicates for main memory column stores. Chirkova, Rada 731-744 In: SIGMOD '17 : Proceedings of the 2017 ACM International Conference on Management of Data, May 14-19, 2017, Chicago, IL, USA (2017) Chicago, IL SIGMOD '17 (Chicago, IL) [Conference or workshop publication]

2016

Eich, Marius, Fender, Pit and Moerkotte, Guido (2016) Faster plan generation through consideration of functional dependencies and keys. Proceedings of the VLDB Endowment New York, NY 9 10 756-767 [Article]

Kastrati, Fisnik and Moerkotte, Guido (2016) Optimization of conjunctive predicates for main memory column stores. Proceedings of the VLDB Endowment New York, NY 9 12 1125-1136 [Article]

2015

Moerkotte, Guido, Montag, Martin, Repetti, Audrey and Steidl, Gabriele (2015) Proximal operator of quotient functions with application to a feasibility problem in query optimization. Journal of Computational and Applied Mathematics Amsterdam [u.a.] 285 243-255 [Article]

Eich, Marius and Moerkotte, Guido Dynamic programming: the next step. 903-914 In: 2015 IEEE 31st International Conference on Data Engineering (ICDE 2015) : Seoul, South Korea, 13 - 17 April 2015 (2015) Piscataway, NJ [u.a.] [Conference or workshop publication]

2014

Fender, Pit (2014) Algorithms for Efficient Top-Down Join Enumeration. Open Access Mannheim [Doctoral dissertation]
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Eich, Marius and Moerkotte, Guido (2014) Dynamic Programming: The Next Step. Open Access Technical report Mannheim [Report]
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Moerkotte, Guido, DeHaan, David, May, Norman, Nica, Anisoara and Böhm, Alexander Exploiting ordered dictionaries to efficiently construct histograms with q-error guarantees in SAP HANA. Dyreson, Curtis 361-372 In: SIGMOD/PODS'14 : compilation proceedings of the 2014 ACM Symposium on Principles of Database Systems; ACM SIGMOD International Conference on Management of Data, and SIGMODS/PODS 2014 PhD Symposium; June 22 - 27, 2014, Snowbird, UT, USA (2014) [New York, NY] [Conference or workshop publication]

2013

Moerkotte, Guido, Fender, Pit and Eich, Marius On the correct and complete enumeration of the core search space. Ross, Kenneth A. 493-504 In: SIGMOD/PODS'13 : compilation proceedings of the 2013 ACM Symposium on Principles of Database Systems, ACM SIGMOD International Conference on Management of Data, and SIGMOD/PODS 2013 PhD Symposium; June 22 - 27, 2013, New York, New York, USA (2013) [New York, NY] [Conference or workshop publication]

Fender, Pit and Moerkotte, Guido Top down plan generation: From theory to practice. Jensen, Christian S. 1105-1116 In: 2013 IEEE 29th International Conference on Data Engineering (ICDE 2013) : Brisbane, Australia, 8 - 12 April 2013 ; [proceedings] (2013) Piscataway, NJ [Conference or workshop publication]

Fender, Pit and Moerkotte, Guido Counter Strike: Generic Top-Down Join Enumeration for Hypergraphs. Proceedings of the VLDB Endowment 6,14 1822-1833 (2013) [New York, NY] [Conference or workshop publication]

2012

Moerkotte, Guido and Neumann, Thomas Accelerating Queries with Group-By and Join by Groupjoin. Jagadish, H. V. Proceedings of the VLDB Endowment 4 843-851 In: 37th International Conference on Very Large Data Bases 2011 (VLDB 2011) : Seattle, Washington, USA, 29 August - 3 September 2011 (2012) Red Hook, NY [Conference or workshop publication]

Fender, Pit, Moerkotte, Guido, Neumann, Thomas and Leis, Viktor Effective and Robust Pruning for Top-Down Join Enumeration Algorithms. Kementsietsidis, Anastasios 414-425 In: IEEE 28th International Conference on Data Engineering (ICDE 2012) : Arlington, Virginia, USA, 1 - 5 April 2012 ; [proceedings] (2012) Piscataway, NJ ICDE 2012 (Washington, DC) [Conference or workshop publication]

Fender, Pit and Moerkotte, Guido (2012) Reassessing Top-Down Join Enumeration. IEEE Transactions on Knowledge and Data Engineering : TKDE New York 24 10 1803-1818 [Article]

2011

Neumann, Thomas and Moerkotte, Guido Characteristic sets: Accurate cardinality estimation for RDF queries with multiple joins. Abiteboul, Serge 984-994 In: Proceedings of the 27th International Conference on Data Engineering, ICDE 2011, Hannover, Germany (2011) Piscataway, NJ [u.a.] ICDE 2011 (Hannover, Germany) [Conference or workshop publication]

Fender, Pit and Moerkotte, Guido A new, highly efficient, and easy to implement top-down join enumeration algorithm. Abiteboul, Serge 864-875 In: 2011 IEEE 27th International Conference on Data Engineering (ICDE 2011) : Hannover, Germany, 11 - 16 April 2011 (2011) Piscataway, NJ [u.a.] ICDE 2011 (Hannover, Germany) [Conference or workshop publication]

2010

Setzer, Simon, Steidl, Gabriele, Teuber, Tanja and Moerkotte, Guido (2010) Approximation related to quotient functionals. Journal of Approximation Theory Amsterdam [u.a.] 162 3 545-558 [Article]

2009

Moerkotte, Guido, Neumann, Thomas and Steidl, Gabriele (2009) Preventing Bad Plans by Bounding the Impact of Cardinality Estimation Errors. Proceedings of the VLDB Endowment [New York, NY] 2 1 982-993 [Article]

Neumann, Thomas and Moerkotte, Guido (2009) Generating optimal DAG-structured query evaluation plans. Computer Science, Research + Development Berlin [u.a.] 24 4 103-117 [Article]

Neumann, Thomas and Moerkotte, Guido A Framework for Reasoning about Share Equivalence and Its Integration into a Plan Generator. Freytag, Johann Christoph GI-Edition : Lecture Notes in Informatics. Proceedings 144 7-26 In: BTW 2009, Datenbanksysteme in Business, Technologie und Web : 13. Fachtagung des GI-Fachbereichs "Datenbanken und Informationssysteme" (DBIS), 2. - 6. März 2009 in Münster, Germany (2009) Bonn [Conference or workshop publication]

2008

Moerkotte, Guido and Neumann, Thomas Faster Join Enumeration for Complex Queries. Proceedings / IEEE International Conference on Data Engineering, 24, April 7-12, 2008, Cancún 1430-1432 In: 2008 IEEE 24th International Conference on Data Engineering : Cancun, Mexico, 7 - 12 April 2008 (2008) Piscataway, NJ [Conference or workshop publication]

Moerkotte, Guido and Neumann, Thomas Dynamic programming strikes back. Lakshmanan, Laks V. S. Proceedings of the ACM SIGMOD International Conference on Management of Data, SIGMOD 2008, Vancouver, BC, Canada, June 10-12, 2008 539-552 In: SIGMOD '08 : Proceedings of the 2008 ACM SIGMOD international conference on Management of data (2008) New York, NY [Conference or workshop publication]

2007

Brantner, Matthias (2007) Rewriting Declarative Query Languages. Open Access None [Doctoral dissertation]
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May, Norman (2007) An Algebraic Approach to XQuery Optimization. Open Access None [Doctoral dissertation]
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Böhm, Alexander, Kanne, Carl-Christian and Moerkotte, Guido Demaq: A Foundation for Declarative XML Message Processing. Online proceedings / CIDR 2007, Third Biennial Conference on Innovative Data Systems Research, Asilomar, CA, USA, January 7-10, 2007 33-43 In: CIDR 2007, Third Biennial Conference on Innovative Data Systems Research, Asilomar, CA, USA, January 7-10, 2007, Online Proceedings (2007) Asilomar, CA (Asilomar, CA) [Conference or workshop publication]

Brantner, Matthias, Kanne, Carl-Christian and Moerkotte, Guido Let a Single FLWOR Bloom. Database and XML Technologies : 5th International XML Database Symposium, XSym 2007, Vienna, Austria, September 23-24, 2007, Proceedings 46-61 In: Database and XML Technologies : 5th International XML Database Symposium, XSym 2007, Vienna, Austria, September 23-24, 2007, Proceedings (2007) Heidelberg [u.a.] [Conference or workshop publication]

Helmer, Sven, Aly, Robin, Neumann, Thomas and Moerkotte, Guido Indexing Set-Valued Attributes with a Multi-Level Extendible Hashing Scheme. Wagner, Roland Lecture Notes in Computer Science 4653 98-108 In: Database and expert systems applications : 18th International Conference, DEXA 2007, Regensburg, Germany, September 3 - 7, 2007; proceedings (2007) Berlin [u.a.] [Conference or workshop publication]

Brantner, Matthias, May, Norman and Moerkotte, Guido Unnesting Scalar SQL Queries in the Presence of Disjunction. Chirkova, Rada Proceedings / 23nd International Conference on Data Engineering, ICDE 2007, April 15-20, 2007, The Marmara Hotel, Istanbul, Turkey 46-55 In: Proceedings of the 23nd International Conference on Data Engineering, ICDE 2007, April 15-20, 2007, The Marmara Hotel, Istanbul, Turkey (2007) Los Alamitos, Calif. [Conference or workshop publication]

May, Norman and Moerkotte, Guido Efficient XQuery Evaluation of Grouping Conditions with Duplicate Removals. Barbosa, Denilson Lecture Notes in Computer Science 4704 62-76 In: Database and XML technologies : 5th International XML Database Symposium, XSym 2007, Vienna, Austria, September 23 - 24, 2007; proceedings (2007) Berlin [u.a.] [Conference or workshop publication]

2006

Pavlov, Aleksei (2006) A model-based monitoring system for a space-based astrometry mission. Open Access None [Doctoral dissertation]
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Böhm, Alexander, Kanne, Carl-Christian and Moerkotte, Guido A Declarative Control Language for Dependable XML Message Queues. First International Conference on Availability, Reliability and Security, ARES 2006 : The International Dependability Conference - Bridging Theory and Practice, April 20-22 2006, Vienna University of Technology, Austria ; proceedings 832-839 In: Proceedings / The First International Conference on Availability, Reliability and Security, 2006 : ARES 2006 ; 20 - 22 April 2006, Vienna, Austria (2006) Los Alamitos, Calif. [u.a.] [Conference or workshop publication]

Böhm, Alexander, Brantner, Matthias, Kanne, Carl-Christian, May, Norman and Moerkotte, Guido Natix Visual Interfaces. Ioannidis, Yannis Lecture Notes in Computer Science 3896 1125-1129 In: Advances in database technology - EDBT 2006 : 10th International Conference on Extending Database Technology, Munich, Germany, March 26 - 31, 2006; proceedings (2006) Berlin [u.a.] EDBT 2006 (München, Germany) [Conference or workshop publication]

Brantner, Matthias, Kanne, Carl-Christian, Moerkotte, Guido and Helmer, Sven Algebraic Optimization of Nested XPath Expressions. Barga, Roger S. 22nd International Conference on Data Engineering, ICDE 2006, 3-8 April 2006, Atlanta, GA, USA; proceedings 128 In: 22nd International Conference on Data Engineering workshops : 3 - 7 April 2006, Atlanta, Georgia ; proceedings (2006) Los Alamitos, Calif. [Conference or workshop publication]

Kanne, Carl-Christian and Moerkotte, Guido A Linear Time Algorithm for Optimal Tree Sibling Partitioning and Approximation Algorithms in Natix. Dayal, Umeshwar 1 91-102 In: Proceedings of the 32nd International Conference on Very Large Data Bases : VLDB 2006; September 12-15, 2006, Coex, Seoul, Korea (2006) Red Hook, NY [Conference or workshop publication]

Kanne, Carl-Christian and Moerkotte, Guido Template Folding for XPath. Carey, Michael Proceedings / 3rd International Workshop on XQuery Implementation, Experience and Perspectives, in cooperation with ACM SIGMOD, June 30, 2006, Chicago, USA 1-6 In: Proceedings of the 3rd International Workshop on XQuery Implementation, Experience and Perspectives, in cooperation with ACM SIGMOD, June 30, 2006, Chicago, USA (2006) Chicago, Ill. 3. XIME-P 2006 [Conference or workshop publication]

Brantner, Matthias, Helmer, Sven, Kanne, Carl-Christian and Moerkotte, Guido Kappa-Join: Efficient Execution of Existential Quantification in XML Query Languages. Amer-Yahia, Sihem Lecture Notes in Computer Science 4156 1-15 In: Database and XML technologies : 4th International XML Database Symposium, XSym 2006, Seoul, Korea, September 10 - 11, 2006; proceedings (2006) Berlin [u.a.] XSym 2006 (Seoul, Korea) [Conference or workshop publication]

May, Norman, Brantner, Matthias, Böhm, Alexander, Kanne, Carl-Christian and Moerkotte, Guido Index vs. Navigation in XPath Evaluation. 16-30 In: Database and XML Technologies : 4th International XML Database Symposium,XSym 2006, Seoul, Korea, September 10-11, 2006, Proceedings (2006) Heidelberg; Berlin [Conference or workshop publication]

Kanne, Carl-Christian and Moerkotte, Guido (2006) The importance of sibling clustering for efficient bulkload of XML document trees. IBM Systems Journal Armonk, NY 45 2 321-334 [Article]

Neumann, Thomas, Helmer, Sven and Moerkotte, Guido On the Optimal Ordering of Maps, Selections, and Joins Under Factorization. Bell, David A. Lecture Notes in Computer Science 4042 115-126 In: Flexible and efficient information handling : 23rd British National Conference on Databases, BNCOD 23, Belfast, Northern Ireland, UK, July 18-20, 2006; proceedings (2006) Berlin [u.a.] BNCOD 23 (Belfast, Northern Ireland, UK) [Conference or workshop publication]

Moerkotte, Guido and Neumann, Thomas Analysis of Two Existing and One New Dynamic Programming Algorithm for the Generation of Optimal Bushy Join Trees without Cross Products. Dayal, Umeshwar 930-941 In: Proceedings of the 32nd International Conference on Very Large Data Bases : VLDB 2006; September 12-15, 2006, Coex, Seoul, Korea (2006) Red Hook, NY [Conference or workshop publication]

May, Norman, Helmer, Sven and Moerkotte, Guido (2006) Strategies for Query Unnesting in XML Databases. ACM Transactions on Database Systems : TODS New York, NY [u.a.] 31 3 968-1013 [Article]

Böhm, Alexander, Kanne, Carl-Christian and Moerkotte, Guido Implementierung von skalierbaren, hochperformanten Web Services durch deklarative Nachrichtenverarbeitung. Haasis, Klaus Aktuelle Trends in der Softwareforschung : Tagungsband zum doIT Software-Forschungstag 2006, Mannheim 47-66 In: Aktuelle Trends in der Softwareforschung : Tagungsband zum doIT Software-Forschungstag 2006 (2006) Heidelberg [Conference or workshop publication]

2005

Belikov, Andrew (2005) Development and Implementation of the Quasi-Online Archive System for the Mixed Astrometrical and Photometrical Data. Open Access None [Doctoral dissertation]
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Neumann, Thomas (2005) Efficient Generation and Execution of DAG-Structured Query Graphs. Open Access None [Doctoral dissertation]
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Pavlov, Aleksei, Helmer, Sven and Moerkotte, Guido A Model-Based Monitoring and Diagnosis System for a Space-Based Astrometry Mission. Lecture Notes in Computer Science 3588 920-929 In: Database and expert systems applications : 16th International Conference, DEXA 2005, Copenhagen, Denmark, August 22-26, 2005; proceedings (2005) Berlin [u.a.] [Conference or workshop publication]

Neumann, Thomas, Helmer, Sven and Moerkotte, Guido On the Optimal Ordering of Maps and Selections under Factorization. Proceedings / 21st International Conference on Data Engineering, ICDE 2005, 5-8 April 2005, Tokyo, Japan 490-501 In: Proceedings / 21st International Conference on Data Engineering, ICDE 2005, 5-8 April 2005, Tokyo, Japan (2005) Los Alamitos, Calif. [Conference or workshop publication]

Amaral, Vasco Miguel Moreira do, Helmer, Sven and Moerkotte, Guido Formally Specifying the Syntax and Semantics of a Visual Query Language for the Domain of High Energy Physics Data Analysis. Proceedings / 2005 IEEE Symposium on Visual Languages and Human-Centric Computing (VL/HCC 2005), 21-24 September 2005, Dallas, TX, USA 251-258 In: Proceedings / 2005 IEEE Symposium on Visual Languages and Human-Centric Computing (VL/HCC 2005), 21-24 September 2005, Dallas, TX, USA (2005) Los Alamitos, Calif. [Conference or workshop publication]

May, Norman and Moerkotte, Guido Main Memory Implementations for Binary Grouping. Bressan, Stéphane Lecture Notes in Computer Science 3671 162-176 In: Database and XML technologies : Third International XML Database Symposium, XSym 2005, Trondheim, Norway, August 28 - 29, 2005; proceedings (2005) Berlin [u.a.] [Conference or workshop publication]

2004

Amaral, Vasco Miguel Moreira do (2004) Increasing productivity in High Energy Physics data mining with a Domain Specific Visual Query Language. Open Access None [Doctoral dissertation]
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Amaral, Vasco Miguel Moreira do, Helmer, Sven and Moerkotte, Guido PHEASANT: A PHysicist's EAsy ANalysis Tool. Christiansen, Henning Lecture Notes in Computer Science 3055 229-242 In: Flexible query answering systems : 6th International Conference, FQAS 2004, Lyon, France, June 24 - 26, 2004; proceedings (2004) Berlin [u.a.] [Conference or workshop publication]

May, Norman, Helmer, Sven and Moerkotte, Guido Nested Queries and Quantifiers in an Ordered Context. Proceedings / 20th International Conference on Data Engineering, ICDE 2004, 30 March - 2 April 2004, Boston, MA, USA 239-250 In: Proceedings - 20th International Conference on Data Engineering, ICDE 2004 : 30 March - 2 April 2004, Boston, Massachusetts, USA (2004) Los Alamitos, Calif. [u.a.] [Conference or workshop publication]

Neumann, Thomas and Moerkotte, Guido An Efficient Framework for Order Optimization. Proceedings / 20th International Conference on Data Engineering, ICDE 2004, 30 March - 2 April 2004, Boston, MA, USA 461-472 In: Proceedings / 20th International Conference on Data Engineering, ICDE 2004, 30 March - 2 April 2004, Boston, MA, USA (2004) Los Alamitos, Calif. [Conference or workshop publication]

Neumann, Thomas and Moerkotte, Guido A Combined Framework for Grouping and Order Optimization. Nascimento, Mario A. Proceedings / Thirtieth International Conference on Very Large Data Bases, Toronto, Canada, August 31 - September 3 2004 960-971 In: Proceedings of the Thirtieth International Conference on Very Large Data Bases : Toronto, Canada, August 31 - September 3, 2004 (2004) St. Louis, Mo. [Conference or workshop publication]

2003

Helmer, Sven, Neumann, Thomas and Moerkotte, Guido A Robust Scheme for Multilevel Extendible Hashing. Yazici, Adnan Lecture Notes in Computer Science 2869 220-227 In: Computer and information sciences - ISCIS 2003 : 18th International Symposium, Antalya, Turkey, November 3 - 5, 2003; proceedings (2003) Berlin [u.a.] [Conference or workshop publication]

Helmer, Sven and Moerkotte, Guido (2003) A performance study of four index structures for set-valued attributes of low cardinality. The VLDB Journal Berlin ; Heidelberg 12 3 244 -261 [Article]

Helmer, Sven (2003) Rezension zu: Bordogna, Gloria (Hrsg.): Recent issues on fuzzy databases. Heidelberg, 2000. Fuzzy Sets and Systems Amsterdam [u.a.] 140 1 229 - 230 [Article]

Helmer, Sven, Neumann, Thomas and Moerkotte, Guido Estimating the Output Cardinality of Partial Preaggregation with a Measure of Clusteredness. Freytag, Johann Christoph Proc. 29th Int. Conf. on Very Large Data Bases (VLDB), Berlin, 09.-12.09.2003 656-667 In: Proceedings of the twenty-ninth International Conference on Very Large Databases : Berlin, Germany, 9 - 12 September, 2003 (2003) St. Louis, Mo. [Conference or workshop publication]

Helmer, Sven (2003) Evaluating Different Approaches for Indexing Fuzzy Sets. Fuzzy Sets and Systems Amsterdam [u.a.] 140 1 167 - 182 [Article]

Helmer, Sven, Kanne, Carl-Christian and Moerkotte, Guido Lock-based Protocols for Cooperationn on XML Documents. Martin, Danielle C. Proc. 14th Int. Workshop on Database and Expert Systems Applications (at DEXA Conf.), Prague, 01.-05.09.2003 230- 234 In: Proceedings / 14th International Workshop on Database and Expert Systems Applications : 1 - 5 September 2003, Prague, Czech Republic (2003) Los Alamitos, Calif. [u.a.] [Conference or workshop publication]

May, Norman, Helmer, Sven and Moerkotte, Guido Quantifiers in XQuery. Catarci, Tiziana Proc. 4th Int. Conf. on Web Information Systems Engineering (WISE), Rome, Italy, 10.-13.12.2003 313-316 In: Proceedings / Fourth International Conference on Web Information Systems Engineering, WISE 2003 : 10 - 12 December 2003, Roma, Italy (2003) Los Alamitos, Calif. [u.a.] [Conference or workshop publication]

May, Norman, Helmer, Sven and Moerkotte, Guido Three Cases for Query Decorrelation in XQuery. Bellahsène, Zohra Lecture Notes in Computer Science 2824 70-84 In: Database and XML technologies : first International XML Database Symposium, XSym 2003, Berlin, Germany, September 8, 2003 (2003) Berlin [u.a.] [Conference or workshop publication]

Helmer, Sven and Moerkotte, Guido (2003) Indexstrukturen für XML. Rahm, Erhard Web & Datenbanken : Konzepte, Architekturen, Anwendungen Heidelberg 217-250 [Book chapter]

2002

Kanne, Carl-Christian (2002) Core Technologies for Native XML Database Management Systems. Open Access None [Doctoral dissertation]
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Fiebig, Thorsten and Moerkotte, Guido (2002) Algebraic XML Construction and Its Optimization in Natix. World Wide Web Norwell, Mass. 4 3 167-187 [Article]

Fiebig, Thorsten, Helmer, Sven, Kanne, Carl-Christian, Moerkotte, Guido, Neumann, Julia, Schiele, Robert and Westmann, Till (2002) Anatomy of a Native XML Base Management System. The VLDB Journal Berlin ; Heidelberg 11 4 292-314 [Article]

Moerkotte, Guido Incorporating XSL Processing into Database Engines. Bernstein, Philip A. Proceedings of the twenty-eighth International Conference on Very Large Data Bases 107 - 118 In: Proceedings of the twenty-eighth International Conference on Very Large Data Bases : Hong Kong SAR, China, 20-23 August 2002 (2002) St. Louis [Conference or workshop publication]

Fiebig, Thorsten, Helmer, Sven, Kanne, Carl-Christian, Moerkotte, Guido, Neumann, Julia, Schiele, Robert and Westmann, Till Natix: A Technology Overview. Chaudhri, Akmal B. Lecture Notes in Computer Science 2593 12-33 In: Web, Web services, and database systems : NODe 2002 Web- and Database-Related Workshops, Erfurt, Germany, October 7 - 10, 2002; revised papers (2002) Berlin [u.a.] [Conference or workshop publication]

Helmer, Sven, Kanne, Carl-Christian and Moerkotte, Guido Optimized Translation of XPath into Algebraic Expressions Parameterized by Programs Containing Navigational Primitives. Ling, Tok Wang Proceedings of the 3rd International Conference on Web Information Systems Engineering (WISE), Singapore 215-224 In: Proceedings of the Third International Conference on Web Information Systems Engineering : 12 - 14 December 2002, Singapore (2002) Los Alamitos, Calif. [u.a.] [Conference or workshop publication]

2001

Fiebig, Thorsten and Moerkotte, Guido Algebraic XML Construction in Natix. Ozsu, Tamer Web Information Systems Engineering 212-221 In: Proceedings of the Second International Conference on Web Information Systems Engineering : 3 - 6 December 2001, Kyoto, Japan (2001) Los Alamitos, Calif. [u.a.] [Conference or workshop publication]

Helmer, Sven Indexing Fuzzy Data. Smith, Michael H. Proc. Joint 9th IFSA World Congress and 20th NAFIPS Int. Conf. 4 2120-2125 In: Joint 9th IFSA World congress and 20th NAFIPS International Conference, Vancouver, British Columbia, Canada, July 25 - 28, 2001; proceedings (2001) Piscataway, NJ [Conference or workshop publication]

Fiebig, Thorsten, Kanne, Carl-Christian and Moerkotte, Guido (2001) Natix - ein natives XML-DBMS. Datenbank-Spektrum Berlin 1 1 5-13 [Article]

Amaral, Vasco Miguel Moreira do, Moerkotte, Guido, Amorim, Antonio and Helmer, Sven Studies for Optimisation of Data Analysis Queries for HEP Using HERA-B Commissioning Data. Chen, Hesheng Int. Conf. on Computing in High Energy and Nuclear Physics (CHEP'01) 1-2 In: Proceedings of the CHEP 2001 Conference Computing in High Energy and Nuclear Physics : (Beijing, China, 3 - 7 September 2001) (2001) Beijing [u.a.] [Conference or workshop publication]

Fiebig, Thorsten and Moerkotte, Guido Evaluating queries on structure with eXtended access support relations. Suciu, Dan Lecture Notes in Computer Science 1997 125-136 In: The World Wide Web and Databases (2001) Berlin [u.a.] 3. International Workshop WebDB 2000 (Dallas, TX, USA) [Conference or workshop publication]

2000

Westmann, Till (2000) Effiziente Laufzeitsysteme für Datenlager. Open Access None [Doctoral dissertation]
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Helmer, Sven (2000) Performance Enhancements for Advanced Database Management Systems. Open Access None [Doctoral dissertation]
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Kanne, Carl-Christian and Moerkotte, Guido Efficient Storage of XML Data. Proc. IEEE Conference on Data Engineering 198 In: Proceedings / 16th International Conference on Data Engineering : February 28 - March 3, 2000, San Diego, California (2000) Los Alamitos, Calif. [u.a.] [Conference or workshop publication]

Claussen, Jens, Kemper, Alfons, Moerkotte, Guido, Peithner, Klaus and Steinbrunn, Michael (2000) Optimization and evaluation of disjunctive queries. IEEE Transactions on Knowledge and Data Engineering : TKDE Piscataway, NJ 12 2 238-260 [Article]

Westmann, Till, Kossmann, Donald, Helmer, Sven and Moerkotte, Guido (2000) The implementation and performance of compressed databases. SIGMOD Record New York, NY 29 3 55-67 [Article]

Moerkotte, Guido and Winkens, Dunja Variationsmöglichkeiten bei der Transformation von UML-Basiskonzepten in Dokumenttypdefinitionen. Ebert, Jürgen Koblenzer Schriften zur Informatik 15 163-177 In: Modelle und Modellierungssprachen in Informatik und Wirtschaftsinformatik : Beiträge des Workshops "Modellierung 2000", St. Goar, 5. - 7. April 2000 (2000) Koblenz [Conference or workshop publication]

1999

Lu, James, Moerkotte, Guido, Schü, Joachim and Subrahmanian, V. S. (1999) Efficient Maintenance of Materialized Mediated Views. Materialized Views : Techniques, Implementations, and Applications Cambridge, Mass. 275-293 [Book chapter]

Kanne, Carl-Christian, Schreiber, Falk and Trümbach, Dietrich (1999) Electronic Biochemical Pathways. Kratochvil, Jan Graph drawing : 7th international symposium, GD '99, Stirín Castle, Czech Republic, September 15 - 19, 1999 Lecture Notes in Computer Science Berlin [u.a.] 1731 418-419 [Book chapter]

Boss, Birgit and Helmer, Sven (1999) Index Structures for Efficiently Accessing Fuzzy Data Including Cost Models and Measurements. Fuzzy Sets and Systems Amsterdam [u.a.] 108 1 11-37 [Article]

Kanne, Carl-Christian, Schreiber, Falk and Trümbach, Dietrich Interactive Biochemical Pathways. Wingender, Edgar Proceedings of the German Conference on Bioinformatics (GCB'99) 204-205 In: Computer science and biology : proceedings of the German Conference on Bioinformatics GCB '99 ; October 4 - 6, 1999, Hannover, Germany (1999) Braunschweig [Conference or workshop publication]

Westmann, Till and Moerkotte, Guido (1999) Variations on grouping and aggregation. Technical Reports Mannheim 99/011 [Working paper]

1998

Scheufele, Wolfgang (1998) Algebraic Query Optimization in Database Systems (Algebraische Anfrageoptimierung in Datenbanksystemen). Open Access None [Doctoral dissertation]
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Helmer, Sven, Westmann, Till and Moerkotte, Guido Diag-Join : An Opportunistic Join Algorithm for 1:N Relationships. Gupta, Ashish Proceedings of the 24th International Conference on Very Large Data Bases (VLDB), New York, USA, August 1998 98-109 In: Proceedings of the twenty-fourth International Conference on Very Large Databases : New York, NY, USA, 24 - 27 August, 1998 (1998) San Francisco, Calif. [Conference or workshop publication]

Scheufele, Wolfgang and Moerkotte, Guido Efficient Dynamic Programming Algorithms for Ordering Expensive Joins and Selections. Schek, Hans-Jörg Lecture Notes in Computer Science 1377 199-215 In: Advances in database technology - EDBT'98 : 6th International Conference on Extending Database Technology, Valencia, Spain, March 23 - 27, 1998; proceedings (1998) Berlin [u.a.] [Conference or workshop publication]

Christophides, Vassilis, Cluet, Sophie, Moerkotte, Guido and Siméon, Jérôme (1998) Optimizing Generalized Path Expressions Using a Cocktail of Database and Full Text Indexes. Networking and Information Systems Journal : NIS Paris 1 2/3 177-194 [Article]

Moerkotte, Guido Small Materialized Aggregates: A Light Weight Index Structure for Data Warehousing. Gupta, Ashish Proceedings of the 24th International Conference on Very Large Data Bases (VLDB), New York, USA, August 1998 476-487 In: Proceedings of the twenty-fourth International Conference on Very Large Databases : New York, NY, USA, 24 - 27 August, 1998 (1998) San Francisco, Calif. [Conference or workshop publication]

1997

Helmer, Sven and Moerkotte, Guido Evaluation of Main Memory Join Algorithms for Joins with Set Comparison Join Predicates. Jarke, Matthias Proceedings of the 23rd International Conference on Very Large Data Bases, VLDB, Athen, 26.8.-29.8.1997 386-395 In: Proceedings of the Twenty-third International Conference on Very Large Databases : Athens, Greece, 26 - 29 August, 1997 (1997) San Francisco, Calif. [Conference or workshop publication]

Steinbrunn, Michael, Moerkotte, Guido and Kempf, Alexander (1997) Heuristic and Randomized Optimization for the Join Ordering Problem. The VLDB Journal Berlin [u.a.] 6 3 191-208 [Article]

Scheufele, Wolfgang and Moerkotte, Guido On the Complexity of Generating Optimal Plans with Cross Products. Proceedings of the 16th ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems 238-248 In: Proceedings of the Sixteenth ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems : PODS 1997; Tucson, Arizona, May 12 - 14, 1997 (1997) New York, NY [Conference or workshop publication]

Claussen, Jens, Kemper, Alfons, Moerkotte, Guido and 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. [Conference or workshop publication]

Weck, Manfred, Langen, René and Moerkotte, Guido (1997) Produktionsnahe Softwaresysteme. VDI-Z integrierte Produktion Düsseldorf 139 5 40-44 [Article]

Christophides, Vassilis, Cluet, Sophie, Moerkotte, Guido and Siméon, Jérôme Optimizing Generalized Path Expressions Using Full Text Indexes. Ferrié, Jean Bases de Données Avancées, BDA, Clermont-Ferrand, 3.7.-7.7.1997 405-424 In: BDA'97 : 13e journées Bases de données avancées, Grenoble, 9-12 septembre 1997 (1997) [Grenoble] [Conference or workshop publication]

Abiteboul, Serge, Cluet, Sophie, Christophides, Vassilis, Milo, Tova, Moerkotte, Guido and Siméon, Jérôme (1997) Querying Documents in Object Databases. International Journal on Digital Libraries Berlin [u.a.] 1 1 5-19 [Article]

Fiebig, Thorsten, Weiss, Jürgen and Moerkotte, Guido RAW : A Relational Algebra for the Web. Proceedings of the Workshop on Management of Semi-structured Data 34-41 In: ACM SIGMOD Workshop on Management of Semi-structured Data : Tucson, AZ, USA, 16 May 1997; proceedings (1997) New York, NY [Conference or workshop publication]

1996

Christophides, Vassilis, Cluet, Sophie and Moerkotte, Guido Evaluating queries with generalized path expressions. Jagadish, H. V. SIGMOD Record 25,2 413-422 In: Proceedings of the 1996 ACM SIGMOD International Conference on Management of Data ; Montréal, Québec, Canada, June 4 - 6, 1996 (1996) New York, NY [Conference or workshop publication]

Gerlhof, Carsten A., Kemper, Alfons and Moerkotte, Guido (1996) On the Cost of Monitoring and Reorganization of Object Bases for Clustering. SIGMOD Record New York, NY 25 3 22-27 [Article]

Scheufele, Wolfgang and Moerkotte, Guido (1996) Optimal Ordering of Selections and Joins in Acyclic Queries with Expensive Predicates. Technical Report / RWTH Aachen Aachen 3 [Working paper]

Claussen, Jens, Kemper, Alfons, Moerkotte, Guido, Steinbrunn, Michael and Peithner, Klaus (1996) Optimization and Evaluation of Disjunctive Queries. Technical Report of the University of Passau MIP Passau 96-15 [Working paper]

Gottlob, Georg, Moerkotte, Guido and Subrahmanian, V. S. The PARK Semantics for Active Rules. Apers, Peter M. G. Advances in database technology : 5th International Conference on Extending Database Technology, Avignon, France, March 25 - 29, 1996; proceedings 35-55 In: Advances in database technology : 5th International Conference on Extending Database Technology, Avignon, France, March 25 - 29, 1996; proceedings (1996) Berlin [Conference or workshop publication]

Cluet, Sophie and Moerkotte, Guido Efficient evaluation of aggregates on bulk types. Atzeni, Paolo and Tannen, Val 1-10 In: Database programming languages (DBPL-5) : proceedings of the Fifth International Workshop on Database Programming Languages, Gubbio, Umbria, Italy, 6-8 September 1995 (1996) London ; Heidelberg [u.a.] DBPL-5 (Gubbio, Italy) [Conference or workshop publication]

1995

Steinbrunn, Michael, Peithner, Klaus, Moerkotte, Guido and Kemper, Alfons Bypassing joins in disjunctive queries. Dayal, Umeshwar, Gray, Peter M. D. and 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) [Conference or workshop publication]

Cluet, Sophie and Moerkotte, Guido On the complexity of generating optimal left-deep processing trees with cross products. Gottlob, Georg and Vardi, Moshe Y. Lecture Notes in Computer Science 893 54-67 In: Database theory : ICDT '95, 5th International Conference, Prague, Czech Republic, January 11-13, 1995, proceedings (1995) Berlin [u.a.] ICDT '95 (Praha, Czech Republic) [Conference or workshop publication]

Lu, James J., Moerkotte, Guido, Schue, Joachim and Subrahmanian, V. S. Efficient maintenance of materialized mediated views. Carey, Michael and Schneider, Danovan ACM SIGMOD Record 24,2 340-351 In: Proceedings of the 1995 ACM SIGMOD International Conference on Management of Data : May 23 - 25, 1995, San Jose, California (1995) New York, NY SIGMOD '95 (San Jose, CA) [Conference or workshop publication]

Kemper, Alfons and Moerkotte, Guido (1995) Physical object management. Wŏn, Kim Modern database systems : the object model, interoperability, and beyond New York, NY 175-202 [Book chapter]

Moerkotte, Guido (1995) Konstruktion von Anfrageoptimierern für Objektbanken. Aachen [Habilitation thesis]

1994

Cluet, Sophie and Moerkotte, Guido Nested queries in object bases. Beeri, Catriel, Ohori, Atsushi and Shasha, Dennis E. 226-242 In: Database programming languages (DBPL-4) : proceedings of the Fourth International Workshop on Database Programming Languages - Object Models and Languages, Manhattan, New York City, USA, 30 August - 1 September 1993 (1994) London ; Berlin [u.a.] DBPL-4 (New York, NY) [Conference or workshop publication]

Kemper, Alfons and Moerkotte, Guido (1994) Object-oriented database management : applications in engineering and computer science. Englewood Cliffs, NJ [u.a.] [Book]

Kemper, Alfons, Lockemann, Peter C., Moerkotte, Guido and Walter, Hans-Dirk (1994) Autonomous objects: A natural model for complex applications. Journal of Intelligent Information Systems : JIIS Dordrecht [u.a.] 3 2 133-150 [Article]

Kemper, Alfons, Kilger, Christoph and Moerkotte, Guido (1994) Function materialization in object bases: design, realization, and evaluation. IEEE Transactions on Knowledge and Data Engineering : TKDE New York, NY ; Piscataway, NJ 6 4 587-608 [Article]

Kemper, Alfons, Moerkotte, Guido, Peithner, Klaus and Steinbrunn, Michael Optimizing disjunctive queries with expensive predicates. Snodgrass, Richard Thomas and 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) [Conference or workshop publication]

Kilger, Christoph and Moerkotte, Guido Indexing multiple sets. Bocca, Jorge B., Jarke, Matthias and Zaniolo, Carlo 180-191 In: Proceedings of the 20th International Conference on Very Large Data Bases : 20th VLDB Conference, September 12 - 15, 1994, Santiago, Chile (1994) Hove VLDB 1994 (Santiago de Chile, Chile) [Conference or workshop publication]

Cluet, Sophie and Moerkotte, Guido Classification and optimization of nested queries in object bases. (1994) BDA 1994, Dixièmes Journées Bases de Données Avancées (Clermont-Ferrand, France) [Conference presentation]

1993

Gerlhof, Carsten A., Kemper, Alfons, Kilger, Christoph and 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) [Conference or workshop publication]

Lockemann, Peter C., Moerkotte, Guido, Neufeld, Andrea, Radermacher, Klaus and Runge, Norbert (1993) Database design with user-definable modelling concepts. Data & Knowledge Engineering Amsterdam [u.a.] 10 3 229-257 [Article]

Kemper, Alfons and Moerkotte, Guido (1993) Basiskonzepte objektorientierter Datenbanksysteme. Informatik-Spektrum Heidelberg ; Berlin 16 2 69-80 [Article]

Neufeld, Andrea, Moerkotte, Guido and Lockemann, Peter C. (1993) Generating consistent test data: Restricting the search space by a generator formula. The VLDB Journal Berlin ; Heidelberg 2 2 173-213 [Article]

Moerkotte, Guido and Zachmann, Andreas Towards more flexible schema management in object bases. 174-181 In: Proceedings of Ninth International Conference on Data Engineering : April 19 - 23, 1993, Vienna, Austria (1993) Los Alamitos, Calif. [u.a.] ICDE 1993 (Wien, Austria) [Conference or workshop publication]

Kemper, Alfons, Moerkotte, Guido and Peithner, Klaus A blackboard architecture for query optimization in object bases. Agrawal, Rakesh, Baker, Séan and 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) [Conference or workshop publication]

Moerkotte, Guido and Müller, Holger Exploiting consistency maintenance for planning. Open Access 225-255 In: Proceedings of the Fourth International Workshop on the Deductive Approach to Information Systems and Databases, Lloret de Mar-Costa Brava (Catalonia), 22-23 September, 1993 (1993) Barcelona DAISD 1993 (Lloret de Mar, Spain) [Conference or workshop publication]
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Kemper, Alfons, Moerkotte, Guido and Steinbrunn, Michael Optimizing join expressions (extended abstract). Heuer, Andreas and 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) [Conference or workshop publication]

Kemper, Alfons, Moerkotte, Guido and Walter, Hans-Dirk Autonomous objects: A natural model for complex applications. (1993) NGITS 93 - The International Workshop on Next Generation Information Technologies and Systems (Haifa, Israel) [Conference presentation]

1992

Kemper, Alfons and Moerkotte, Guido (1992) Access support relations: An indexing method for object bases. Informations Systems : IS Amsterdam ; Oxford [u.a.] 17 2 117-145 [Article]

Moerkotte, Guido and Zachmann, Andreas Multiple substitutability without affecting the taxonomy. Pirotte, Alain, Delobel, Claude and Gottlob, Goerg Lecture Notes in Computer Science 580 120-135 In: Advances in database technology - EDBT '92 : 3rd International Conference on Extending Database Technology, Vienna, Austria, March 23-27, 1992, proceedings (1992) Berlin [u.a.] EDBT '92 (Wien, Austria) [Conference or workshop publication]

Bruns, Kai, Kilger, Christoph, Kossmann, Donald, Moerkotte, Guido, Walter, Hans-Dirk and Zachmann, Andreas (1992) Objekte in multiplen Repräsentationen. Datenbank-Rundbrief : Mitteilungsblatt der GI-Fachgruppe Datenbanken, GI-FG 2.5.1 Hagen 1992 10 39-40 [Article]

Lockemann, Peter C., Moerkotte, Guido, Neufeld, Andrea, Radermacher, Klaus and Runge, Norbert Datenbankentwurf mit frei definierbaren Modellierungskonzepten. Bayer, Rudolph, Härder, Theo and Lockemann, Peter C. 155-178 In: Objektbanken für Experten : Kolloquium, Stuttgart, 12./13. Oktober 1992 (1992) Berlin ; Heidelberg [u.a.] Kolloquium (Stuttgart, Germany) [Conference or workshop publication]

Kemper, Alfons, Moerkotte, Guido and 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) [Conference or workshop publication]

Moerkotte, Guido, Müller, Holger and Posegga, Joachim Aspects of consistency driven planning. Open Access 301-325 In: Proceedings of the Third International Workshop on the Deductive Approach to Information Systems and Databases Roses-Costa Brava (Catalonia), 28-30 September, 1992 (1992) Barcelona DAISD 1992 (Roses, Spain) [Conference or workshop publication]
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Kemper, Alfons, Moerkotte, Guido and Peithner, Klaus (1992) Optimierung objektorientierter Anfragen mittels einer Blackboard-Architektur. Datenbank-Rundbrief : Mitteilungsblatt der GI-Fachgruppe Datenbanken, GI-FG 2.5.1 Hagen 1992 10 37-38 [Article]

1991

Moerkotte, Guido and Rösch, Karl On the compilation of consistency constraints : (Extended abstract). Open Access 174-184 In: Proceedings of the Second International Workshop on the Deductive Approach to Information Systems and Databases, Aiguablava-Costa Brava (Catalonia), 9-11 September, 1991 (1991) Barcelona DAISD 1991 - Second International Workshop on the Deductive Approach to Information Systems and Databases (Aiguablava, Spain) [Conference or workshop publication]
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Lockemann, Peter C., Kemper, Alfons and Moerkotte, Guido (1991) Future database technology: driving forces and directions. Future generations Computer Systems : FGCS Amsterdam 7 1 41-54 [Article]

Kemper, Alfons, Moerkotte, Guido and Walter, Hans-Dirk (1991) Modelling CIM applications utilizing autonomous objects. Datenbank-Rundbrief : Mitteilungsblatt der GI-Fachgruppe Datenbanken, GI-FG 2.5.1 Hagen 1991 8 99-101 [Article]

Moerkotte, Guido and Lockemann, Peter C. (1991) Reactive consistency control in deductive databases. ACM Transactions on Database Systems : TODS New York, NY [u.a.] 16 4 670-702 [Article]

Kemper, Alfons, Moerkotte, Guido, Walter, Hans-Dirk and 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) [Conference or workshop publication]

Kemper, Alfons and Moerkotte, Guido A framework for strong typing and type inference in (persistent) object models. Karagiannis, Dimitris 257-263 In: Database and expert systems applications : proceedings of the International Conference in Berlin, Federal Republic of Germany, 1991 (1991) Wien [u.a.] DEXA 1991 (Berlin, Germany) [Conference or workshop publication]

Decker, Martin, Moerkotte, Guido, Müller, Holger and Posegga, Joachim Consistency driven planning. Barahona, Pedro, Moniz Pereira, Luís and Porto, António Lecture Notes in Computer Science 541 195-209 In: EPIA '91 : 5th Portuguese Conference on Artificial Intelligence, Albufeira, Portugal, October 1 - 3, 1991, proceedings (1991) Berlin [u.a.] EPIA '91 (Albufeira, Portugal) [Conference or workshop publication]

Lockemann, Peter C. and Moerkotte, Guido On the notion of concept. Teorey, Toby J. 349-370 In: Bridging the gap : proceedings of the 10th International Conference on Entity-Relationship Approach, 23-25 October, 1991, San Mateo, California, USA (1991) San Mateo, Calif. ER 1991 (San Mateo, CA) [Conference or workshop publication]

Kemper, Alfons, Kilger, Christoph and Moerkotte, Guido Function materialization in object bases. Clifford, James and 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) [Conference or workshop publication]

Kemper, Alfons, Lockemann, Peter C., Moerkotte, Guido, Walter, Hans-Dirk and 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) [Conference or workshop publication]

1990

Kemper, Alfons and Moerkotte, Guido Correcting anomalies of standard inheritance. Tjoa, A. Min and 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) [Conference or workshop publication]

Lockemann, Peter C., Kemper, Alfons and 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) [Conference or workshop publication]

Kemper, Alfons and Moerkotte, Guido Advanced query processing in object bases using access support relations. McLeod, Dennis, Sacks-Davis, Ron and 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) [Conference or workshop publication]

Moerkotte, Guido (1990) Inkonsistenzen in deduktiven Datenbanken : Diagnose und Reparatur. Berlin ; Heidelberg [u.a.] [Doctoral dissertation]

1988

Moerkotte, Guido and Karl, Stefan Efficient consistency control in deductive databases. Gyssens, Marc, Paredaens, Jan and Gucht, Dirk Lecture Notes in Computer Science 326 118-128 In: ICDT '88 : 2nd International Conference on Database Theory, Bruges, Belgium, August 31-September 2, 1988, proceedings (1988) Berlin [u.a.] ICDT '88 (Brugge, Belgium) [Conference or workshop publication]

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