Prof. Dr. Thomas Neumann

Address: Technische Universität München
Institut für Informatik - Lehrstuhl III (I3)
Boltzmannstr. 3
D-85748 Garching bei München
Phone: +49 (0)89 / 289-17261
Fax: +49 (0)89 / 289-17257
Office Hours: Please call/mail ahead for an appointment

Research Area

  • Query Optimization
  • Graph-structured Databases
  • Distributed Query Processing

Selected Publications

  • Viktor Leis, Alfons Kemper, Thomas Neumann: The adaptive radix tree: ARTful indexing for main-memory databases. ICDE 2013, Brisbane, Australia.
  • Jan Finis, Robert Brunel, Alfons Kemper, Thomas Neumann, Franz Färber, Norman May: DeltaNI: an efficient labeling scheme for versioned hierarchical data. SIGMOD 2013, New York, USA.
  • Henrik Mühe, Alfons Kemper, Thomas Neumann: Executing Long-Running Transactions in Synchronization-Free Main Memory Database Systems. CIDR 2013, Asilomar, USA.
  • Thomas Neumann, César A. Galindo-Legaria: Taking the Edge off Cardinality Estimation Errors using Incremental Execution. BTW 2013, Magdeburg, Germany
  • Tobias Mühlbauer, Wolf Rödiger, Angelika Reiser, Alfons Kemper, Thomas Neumann: ScyPer: A Hybrid OLTP&OLAP Distributed Main Memory Database System for Scalable Real-Time Analytics. BTW 2013, Magdeburg, Germany.
  • Martina-Cezara Albutiu, Alfons Kemper, Thomas Neumann: Massively Parallel Sort-Merge Joins in Main Memory Multi-Core Database Systems. PVLDB 2012, Istanbul, Turkey.
  • Florian Funke, Alfons Kemper, Thomas Neumann: Compacting Transactional Data in Hybrid OLTP & OLAP Databases. PVLDB 2012, Istanbul, Turkey.
  • Andrey Gubichev, Thomas Neumann: Fast approximation of steiner trees in large graphs. CIKM 2012, Maui, USA
  • Pit Fender, Guido Moerkotte, Thomas Neumann, Viktor Leis: Effective and Robust Pruning for Top-Down Join Enumeration Algorithms. ICDE 2012, Washington, USA.
  • Henrik Mühe, Alfons Kemper, Thomas Neumann: The mainframe strikes back: elastic multi-tenancy using main memory database systems on a many-core server. EDBT 2012, Berlin, Germany.
  • Guido Moerkotte, Thomas Neumann: Accelerating Queries with Group-By and Join by Groupjoin. PVLDB 2011, Seattle, USA.
  • Thomas Neumann:Efficiently Compiling Efficient Query Plans for Modern Hardware. PVLDB 2011, Seattle, USA.
  • Florian Funke, Alfons Kemper, Thomas Neumann:Benchmarking Hybrid OLTP&OLAP Database Systems. BTW 2011, Kaiserslautern, Germany.
  • Richard Cole, Florian Funke, Leo Giakoumakis, Wey Guy, Alfons Kemper, Stefan Krompass, Harumi A. Kuno, Raghunath Othayoth Nambiar, Thomas Neumann, Meikel Poess, Kai-Uwe Sattler, Michael Seibold, Eric Simon, Florian Waas:The mixed workload CH-benCHmark. DBTest 2011, Athens, Greece
  • Henrik Mühe, Alfons Kemper, Thomas Neumann:How to efficiently snapshot transactional data: hardware or software controlled? DaMoN 2011, Athens, Greece
  • Alfons Kemper, Thomas Neumann:HyPer: A hybrid OLTP&OLAP main memory database system based on virtual memory snapshots. ICDE 2011, Hannover, Germany.
  • Thomas Neumann, Guido Moerkotte:Characteristic sets: Accurate cardinality estimation for RDF queries with multiple joins.ICDE 2011, Hannover, Germany.
  • Thomas Neumann, Gerhard Weikum:x-RDF-3X: Fast Querying, High Update Rates, and Consistency for RDF Databases. PVLDB 2010. Singapore.
  • Alfons Kemper, Thomas Neumann:One Size Fits all, Again! The Architecture of the Hybrid OLTP&OLAP Database Management System HyPer. BIRTE 2010, Singapore.
  • Nicoleta Preda, Gjergji Kasneci, Fabian M. Suchanek, Thomas Neumann, Wenjun Yuan, Gerhard Weikum: Active knowledge: dynamically enriching RDF knowledge bases by web servicesi. SIGMOD 2010. Indianapolis, USA.
  • Thomas Neumann, Gerhard Weikum.The RDF-3X engine for scalable management of RDF data. VLDB Journal 19(1) 2010
  • Guido Moerkotte, Thomas Neumann, Gabriele Steidl.Preventing Bad Plans by Bounding the Impact of Cardinality Estimation Errors. PVLDB 2009. Lyon, Frace.
  • Nicoleta Preda, Fabian M. Suchanek, Gjergji Kasneci, Thomas Neumann, Maya Ramanath, Gerhard Weikum. ANGIE: Active Knowledge for Interactive Exploration. PVLDB 2009. Lyon, Frace.
  • Thomas Neumann, Gerhard Weikum. Scalable Join Processing on Very Large RDF Graphs. SIGMOD 2009. Providence, USA.
  • Thomas Neumann. Query Simplification: Graceful Degradation for Join-Order Optimization. SIGMOD 2009. Providence, USA.
  • Thomas Neumann, Guido Moerkotte. A Framework for Reasoning about Share Equivalence and Its Integration into a Plan Generator. BTW 2009. Münster, Germany.
  • Thomas Neumann, Gerhard Weikum. RDF-3X: a RISC-style Engine for RDF. PVLDB 2008. Auckland, New Zealand.
  • Guido Moerkotte, Thomas Neumann. Dynamic Programming Strikes Back. SIGMOD 2008. Vancouver, Canada.
  • Mauro Sozio, Thomas Neumann, Gerhard Weikum. Near-Optimal Dynamic Replication in Unstructured Peer-to-Peer Networks. PODS 2008. Vancouver, Canada.
  • Ralf Schenkel, Tom Crecelius, Mouna Kacimi, Sebastian Michel, Thomas Neumann, Josianne Parreira, Gerhard Weikum. Efficient top-k querying over social-tagging networks. SIGIR 2008, Singapore.
  • Guido Moerkotte, Thomas Neumann. Faster Join Enumeration for Complex Queries. ICDE 2008. Cancun, Mexico.
  • Thomas Neumann, Matthias Bender, Sebastian Michel, Ralf Schenkel, Oeter Triantafillou, Gerhard Weikum. Optimizing Distributed top-k Queries. WISE 2008, Auckland, New Zealand.
  • Thomas Neumann, Sebastian Michel. Smooth Interpolating Histograms with Error Guarantees. BNCOD 2008. Cardiff, UK.
  • Ralf Schenkel, Tom Crecelius, Mouna Kacimi, Thomas Neumann, Josiane Xavier Parreira, Marc Spaniol, Gerhard Weikum. Social Wisdom for Search and Recommendation. IEEE Data Eng. Bull. 31(2) 2008.
  • Matthias Bender, Tom Crecelius, Mouna Kacimi, Sebastian Michel, Thomas Neumann, Josiane Xavier Parreira, Ralf Schenkel and Gerhard Weikum. Exploiting Social Relations for Query Expansion and Result Ranking. DEBSM 2008. Cancun, Mexico.