Anzahl der Einträge: 49. Zeitschriftenartikel
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Fiebig, Thorsten ; Helmer, Sven ; Kanne, Carl-Christian ; Moerkotte, Guido ; Neumann, Julia ; Schiele, Robert ; Westmann, Till
(2002)
Anatomy of a Native XML Base Management System.
The VLDB Journal
Berlin ; Heidelberg
11
4
292-314
[Zeitschriftenartikel]
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Buchkapitel
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Helmer, Sven ; Moerkotte, Guido
(2003)
Indexstrukturen für XML.
Rahm, Erhard
Web & Datenbanken : Konzepte, Architekturen, Anwendungen
Heidelberg
217-250
[Buchkapitel]
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Dissertation
Konferenzveröffentlichung
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Helmer, Sven ; Aly, Robin ; Neumann, Thomas ; 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.]
[Konferenzveröffentlichung]
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Brantner, Matthias ; Kanne, Carl-Christian ; Moerkotte, Guido ; 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.
[Konferenzveröffentlichung]
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Brantner, Matthias ; Helmer, Sven ; Kanne, Carl-Christian ; 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)
[Konferenzveröffentlichung]
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Neumann, Thomas ; Helmer, Sven ; 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)
[Konferenzveröffentlichung]
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Brantner, Matthias ; Helmer, Sven ; Kanne, Carl-Christian ; Moerkotte, Guido
Full-fledged Algebraic XPath Processing in Natix.
705-716
In: Proceedings - 21st International Conference on Data Engineering, ICDE 2005 : 5 - 8 April 2005, National Center of Science, Tokyo, Japan
(2005)
Los Alamitos, Calif. [u.a.]
[Konferenzveröffentlichung]
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Neumann, Thomas ; Helmer, Sven ; 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.
[Konferenzveröffentlichung]
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Amaral, Vasco Miguel Moreira do ; Helmer, Sven ; 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.
[Konferenzveröffentlichung]
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Helmer, Sven ; Kanne, Carl-Christian ; Moerkotte, Guido
Timestamp-Based Protocols for Synchronizing Access on XML Documents.
Galindo, Fernando
Lecture Notes in Computer Science
3180
591-600
In: Database and expert systems applications : 15th International Conference, DEXA 2004, Zaragoza, Spain, August 30 - September 3, 2004; proceedings
(2004)
Berlin [u.a.]
[Konferenzveröffentlichung]
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May, Norman ; Helmer, Sven ; Kanne, Carl-Christian ; Moerkotte, Guido
XQuery Processing in Natix with an Emphasis on Join Ordering.
Manolescu, Ioana
Proceedings of the First International Workshop on XQuery Implementation, Experience and Perspectives (XIME-P), in cooperation with ACM SIGMOD, June 17-18, 2004, Maison de la Chimie, Paris, France
49-54
In: XIME-P : Proceedings of the First International Workshop on XQuery Implementation, Experience and Perspectives (XIME-P), in cooperation with ACM SIGMOD, June 17-18, 2004, Maison de la Chimie, Paris, France
(2004)
New York, NY
[Konferenzveröffentlichung]
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Amaral, Vasco Miguel Moreira do ; Helmer, Sven ; 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.]
[Konferenzveröffentlichung]
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May, Norman ; Helmer, Sven ; 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.]
[Konferenzveröffentlichung]
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Helmer, Sven ; Neumann, Thomas ; 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.]
[Konferenzveröffentlichung]
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Helmer, Sven ; Neumann, Thomas ; 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.
[Konferenzveröffentlichung]
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Helmer, Sven ; Kanne, Carl-Christian ; 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.]
[Konferenzveröffentlichung]
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May, Norman ; Helmer, Sven ; 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.]
[Konferenzveröffentlichung]
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May, Norman ; Helmer, Sven ; 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.]
[Konferenzveröffentlichung]
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Fiebig, Thorsten ; Helmer, Sven ; Kanne, Carl-Christian ; Moerkotte, Guido ; Neumann, Julia ; Schiele, Robert ; 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.]
[Konferenzveröffentlichung]
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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
[Konferenzveröffentlichung]
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Helmer, Sven ; Westmann, Till ; 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.
[Konferenzveröffentlichung]
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Helmer, Sven ; 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.
[Konferenzveröffentlichung]
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Arbeitspapier
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[Dissertation]
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