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Johann Christoph Freytag | Researchclopedia

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Johann Christoph Freytag

Humboldt-Universität zu Berlin ORCID

52

Works

1,297

Citations

16

h-index

23

i10-index

Research Topics

Advanced Database Systems and Queries Data Management and Algorithms Semantic Web and Ontologies

Affiliations

Humboldt State University2002–2002

Humboldt-Universität zu Berlin1995–2024

IBM Research - Almaden1986–1989

Top Works

Extensible query processing in starburst

Laura M. Haas,Johann Christoph Freytag,et al.

1989263 citations

Data Quality and Management

Logic, programming, and type systems

Quality-driven Integration of Heterogeneous Information Systems

Felix Naumann,Ulf Leser,et al.

2005187 citations

A rule-based view of query optimization

Johann Christoph Freytag

1987165 citations

Extensibility in the Starburst database system

Peter Schwarz,Wan Chang,et al.

1986100 citations

XML Conceptual Modeling Using UML

Rainer Conrad,D. Scheffner,et al.

200076 citations

Query Processing for Advanced Database Systems

David Maier,Gottfried Vossen,et al.

199359 citations

Proceedings of the 29th international conference on Very large data bases - Volume 29

Johann Christoph Freytag,Peter C. Lockemann,et al.

200358 citations

Implementing an Interpreter for Functional Rules in a Query Optimizer

Mavis K. Lee,Johann Christoph Freytag,et al.

198844 citations

On the translation of relational queries into iterative programs

Johann Christoph Freytag,Nathan Goodman

198934 citations