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Year 2018 (7 Publications)

  • Feature-based Comparison and Generation of Time Series.

    Kegel, L.; Hahmann, M.; Lehner, W.

    In Proceedings of the 30th International Conference on Scientific and Statistical Database Management (SSDBM'18), Bozen-Bolzano, Italy, July 9-11, 2018.SSDBM '18, Bozen-Bolzano, Italy.2018.Links: Download.

    @conference{,
       author = {Lars Kegel and Martin Hahmann and Wolfgang Lehner},
       title = {Feature-based Comparison and Generation of Time Series},
       booktitle = {Proceedings of the 30th International Conference on Scientific and Statistical Database Management (SSDBM'18), Bozen-Bolzano, Italy, July 9-11, 2018},
       year = {2018},
       month = {7},
       location = {Bozen-Bolzano, Italy},
       numpages = {12},
       url = {https://doi.org/10.1145/3221269.3221293}
    }

  • AHEAD: Adaptable Data Hardening for On-the-Fly Hardware Error Detection during Database Query Processing.

    Kolditz, T.; Habich, D.; Lehner, W.; Werner, M.; de Bruijn, S.

    In SIGMOD/PODS ’18: 2018 International Conference on Management of Data.SIGMOD '18ACM,2018.

    @inproceedings{,
       author = {Till Kolditz and Dirk Habich and Wolfgang Lehner and Matthias Werner and Stefan T.J. de Bruijn},
       title = {AHEAD: Adaptable Data Hardening for On-the-Fly Hardware Error Detection during Database Query Processing},
       booktitle = {SIGMOD/PODS ’18: 2018 International Conference on Management of Data},
       year = {2018},
       month = {6},
       numpages = {16},
       url = {https://doi.org/10.1145/3183713.3183740},
       acmid = {3183740},
       publisher = {ACM},
       address = {New York, NY, USA}
    }

  • Adaptive Energy-Control for In-Memory Database Systems.

    Kissinger, T.; Habich, D.; Lehner, W.

    In International Conference on Management of Data.SIGMOD 2018ACM,2018.

    @inproceedings{,
       author = {Thomas Kissinger and Dirk Habich and Wolfgang Lehner},
       title = {Adaptive Energy-Control for In-Memory Database Systems},
       booktitle = {International Conference on Management of Data},
       year = {2018},
       month = {6},
       isbn = {978-1-4503-4703-7},
       url = {https://doi.org/10.1145/3183713.3183756},
       acmid = {3183756},
       publisher = {ACM},
       address = {New York, NY, USA}
    }

  • Energy-Utility Function-Based Resource Control for In-Memory Database Systems LIVE.

    Kissinger, T.; Hähnel, M.; Smejkal, T.; Habich, D.; Härtig, H.; Lehner, W.

    To appear in International Conference on Management of Data.SIGMOD 20182018.

    @inproceedings{,
       author = {Thomas Kissinger and Marcus H\"{a}hnel and Till Smejkal and Dirk Habich and Hermann H\"{a}rtig and Wolfgang Lehner},
       title = {Energy-Utility Function-Based Resource Control for In-Memory Database Systems LIVE},
       booktitle = {International Conference on Management of Data},
       year = {2018},
       month = {6}
    }

  • Table Recognition in Spreadsheets via a Graph Representation.

    Koci, E.; Thiele, M.; Romero, O.; Lehner, W.

    In 13th IAPR International Workshop on Document Analysis Systems (DAS).IEEE Computer Society,139-144,2018.Links: https://www.computer.org/csdl/proceedings/das/2018/3346/00/3346a139-abs.html.

    @article{,
       author = {Elvis Koci and Maik Thiele and Oscar Romero and Wolfgang Lehner},
       title = {Table Recognition in Spreadsheets via a Graph Representation},
       booktitle = {13th IAPR International Workshop on Document Analysis Systems (DAS)},
       year = {2018},
       month = {4},
       isbn = {978-1-5386-3346-5},
       pages = {139--144},
       url = {http://doi.ieeecomputersociety.org/10.1109/DAS.2018.48},
       publisher = {IEEE Computer Society},
       keywords = {Spreadsheet, Table Recognition, Graph Representation, Document Analysis},
       crossref = {DBLP:conf/das/2018}
    }

  • Multi-GPU Approximation for Silent Data Corruption of AN Codes.

    Werner, M.; Kolditz, T.; Karnagel, T.; Habich, D.; Lehner, W.

    In Further Improvements in the Boolean Domain.Cambridge Scholars Publishing,2018.

    @inbook{,
       author = {Matthias Werner and Till Kolditz and Tomas Karnagel and Dirk Habich and Wolfgang Lehner},
       title = {Multi-GPU Approximation for Silent Data Corruption of AN Codes},
       booktitle = {Further Improvements in the Boolean Domain},
       year = {2018},
       month = {1},
       isbn = {978-1-5275-0371-7},
       url = {http://www.cambridgescholars.com/further-improvements-in-the-boolean-domain},
       publisher = {Cambridge Scholars Publishing}
    }

  • Cell Classi cation for Layout Recognition in Spreadsheets.

    Koci, E.; Thiele, M.; Romero, O.; Lehner, W.

    To appear in Knowledge Discovery, Knowledge Engineering and Knowledge Management, IC3K 2016, Revised Selected Papers.Springer,2018.

    @inbook{,
       author = {Elvis Koci and Maik Thiele and Oscar Romero and Wolfgang Lehner},
       title = {Cell Classi cation for Layout Recognition in Spreadsheets},
       booktitle = {Knowledge Discovery, Knowledge Engineering and Knowledge Management, IC3K 2016, Revised Selected Papers},
       series = {Communications in Computer and Information Science},
       year = {2018},
       publisher = {Springer},
       keywords = {Speadsheet, Tabular, Table, Document, Layout, Recognition, Analysis, Classi cation}
    }

Year 2017 (33 Publications)

  • Frequent patterns in ETL workflows: An empirical approach

    Frequent patterns in ETL workflows: An empirical approach.

    Theodorou, V.; Abelló, A.; Thiele, M.; Lehner, W.

    In Data & Knowledge Engineering.Volume 112.Elsevier,1-16,2017.

    @book{,
       author = {Vasileios Theodorou and Alberto Abelló and Maik Thiele and Wolfgang Lehner},
       title = {Frequent patterns in ETL workflows: An empirical approach},
       journal = {Data \& Knowledge Engineering},
       volume = {112},
       year = {2017},
       month = {11},
       pages = {1--16},
       url = {https://doi.org/10.1016/j.datak.2017.08.004},
       publisher = {Elsevier}
    }

  • CSAR: The Cross-sectional Autoregression Model.

    Hartmann, C.; Hahmann, M.; Habich, D.; Lehner, W.

    In 4th IEEE International Conference on Data Science and Advanced Analytics.DSAA'17, Tokyo, Japan.2017.

    @proceedings{,
       author = {Claudio Hartmann and Martin Hahmann and Dirk Habich and Wolfgang Lehner},
       title = {CSAR: The Cross-sectional Autoregression Model},
       booktitle = {4th IEEE International Conference on Data Science and Advanced Analytics},
       year = {2017},
       month = {10},
       location = {Tokyo, Japan}
    }

  • Rethinking DRAM Caching for LSMs in an NVRAM Environment.

    Lersch, L.; Oukid, I.; Schreter, I.; Lehner, W.

    In 21st European Conference on Advances in Databases and Information Systems (ADBIS 2017), Cyprius, September 24.Springer,2017.

    @article{,
       author = {Lucas Lersch and Ismail Oukid and Ivan Schreter and Wolfgang Lehner},
       title = {Rethinking DRAM Caching for LSMs in an NVRAM Environment},
       booktitle = {21st European Conference on Advances in Databases and Information Systems (ADBIS 2017), Cyprius, September 24},
       year = {2017},
       month = {9},
       publisher = {Springer}
    }

  • Balancing Performance and Energy for Lightweight Data Compression Algorithms.

    Ungethüm, A.; Damme, P.; Krause, A.; Habich, D.; Lehner, W.

    In New Trends in Databases and Information Systems - ADBIS 2017 Short Papers and Workshops, AMSD, BigNovelTI, DAS, SW4CH, DC, Nicosia, Cyprus, September 24-27, 2017, Proceedings.Springer,37-44,2017.

    @inproceedings{,
       author = {Annett Ungeth\"{u}m and Patrick Damme and Alexander Krause and Dirk Habich and Wolfgang Lehner},
       title = {Balancing Performance and Energy for Lightweight Data Compression Algorithms},
       booktitle = {New Trends in Databases and Information Systems - ADBIS 2017 Short Papers and Workshops, AMSD, BigNovelTI, DAS, SW4CH, DC, Nicosia, Cyprus, September 24-27, 2017, Proceedings},
       year = {2017},
       month = {9},
       pages = {37--44},
       numpages = {8},
       url = {https://doi.org/10.1007/978-3-319-67162-8_5},
       publisher = {Springer}
    }

  • Asynchronous Graph Pattern Matching on Multiprocessor Systems.

    Krause, A.; Kissinger, T.; Ungethüm, A.; Habich, D.; Lehner, W.

    In New Trends in Databases and Information Systems - ADBIS 2017 Short Papers and Workshops.ADBISSpringer,45-53,2017.Links: https://link.springer.com/chapter/10.1007%2F978-3-319-67162-8_6.

    @inproceedings{,
       author = {Alexander Krause and Thomas Kissinger and Annett Ungeth\"{u}m and Dirk Habich and Wolfgang Lehner},
       title = {Asynchronous Graph Pattern Matching on Multiprocessor Systems},
       booktitle = {New Trends in Databases and Information Systems - ADBIS 2017 Short Papers and Workshops},
       year = {2017},
       month = {9},
       isbn = {978-3-319-67161-1},
       pages = {45--53},
       numpages = {8},
       url = {10.1007/978-3-319-67162-8_6},
       publisher = {Springer}
    }

  • AL: unified analytics in domain specific terms

    AL: unified analytics in domain specific terms.

    Luong, J.; Habich, D.; Lehner, W.

    In DBPL '17 Proceedings of The 16th International Symposium on Database Programming Languages, Munich, Germany — September 01 - 01, 2017 .2017.

    @article{,
       author = {Johannes Luong and Dirk Habich and Wolfgang Lehner},
       title = {AL: unified analytics in domain specific terms},
       booktitle = {DBPL '17 Proceedings of The 16th International Symposium on Database Programming Languages, Munich, Germany — September 01 - 01, 2017 },
       year = {2017},
       month = {9},
       isbn = {978-1-4503-5354-0},
       url = {https://doi.org/10.1145/3122831.3122835}
    }

  • Adaptive Recovery for SCM-Enabled Databases.

    Oukid, I.; Nica, A.; Dos Santos Bossle, D.; Lehner, W.; Bumbulis, P.; Willhalm, T.

    In Proceedings of the Eighth International Workshop on Accelerating Analytics and Data Management Systems Using Modern Processor and Storage Architectures (ADMS 2017), Munich, Germany, September 1.2017.

    @article{,
       author = {Ismail Oukid and Anisoara Nica and Daniel Dos Santos Bossle and Wolfgang Lehner and Peter Bumbulis and Thomas Willhalm},
       title = {Adaptive Recovery for SCM-Enabled Databases},
       booktitle = {Proceedings of the Eighth International Workshop on Accelerating Analytics and Data Management Systems Using Modern Processor and Storage Architectures (ADMS 2017), Munich, Germany, September 1},
       year = {2017},
       month = {9}
    }

  • Hardware-Accelerated Memory Operations on Large-Scale NUMA Systems.

    Dreseler, M.; Kissinger, T.; Djürken, T.; Lübke, E.; Uflacker, M.; Habich, D.; Plattner, H.; Lehner, W.

    In International Workshop on Accelerating Data Management Systems Using Modern Processor and Storage Architectures 2017.ADMS 20172017.

    @inproceedings{,
       author = {Markus Dreseler and Thomas Kissinger and Timo Dj\"{u}rken and Eric L\"{u}bke and Matthias Uflacker and Dirk Habich and Hasso Plattner and Wolfgang Lehner},
       title = {Hardware-Accelerated Memory Operations on Large-Scale NUMA Systems},
       booktitle = {International Workshop on Accelerating Data Management Systems Using Modern Processor and Storage Architectures 2017},
       year = {2017},
       month = {9}
    }

  • Memory Management Techniques for Large-Scale Persistent-Main-Memory Systems.

    Oukid, I.; Booss, D.; Lespinasse, A.; Lehner, W.; Willhalm, T.; Gomes, G.

    In PVLDB 2017, Munich, Germany, August 28 to September 1.2017.

    @{,
       author = {Ismail Oukid and Daniel Booss and Adrien Lespinasse and Wolfgang Lehner and Thomas Willhalm and Gr\'{e}goire Gomes},
       title = {Memory Management Techniques for Large-Scale Persistent-Main-Memory Systems},
       booktitle = {PVLDB 2017, Munich, Germany, August 28 to September 1},
       year = {2017},
       month = {8}
    }

  • Adaptive Work Placement for Query Processing on Heterogeneous Computing Resources.

    Karnagel, T.; Habich, D.; Lehner, W.

    In In PVLDB Vol. 10 No. 7, VLDB 2017, August 28 to September 1, 2017, Munich, Germany.2017.

    @inproceedings{,
       author = {Tomas Karnagel and Dirk Habich and Wolfgang Lehner},
       title = {Adaptive Work Placement for Query Processing on Heterogeneous Computing Resources},
       booktitle = {In PVLDB Vol. 10 No. 7, VLDB 2017, August 28 to September 1, 2017, Munich, Germany},
       year = {2017},
       month = {8}
    }

  • Query Processing Based on Compressed Intermediates.

    Damme, P.

    In Proceedings of the VLDB 2017 PhD Workshop co-located with the 43rd International Conference on Very Large Databases (VLDB 2017), Munich, Germany, August 28, 2017.CEUR-WS.org,2017.

    @inproceedings{,
       author = {Patrick Damme},
       title = {Query Processing Based on Compressed Intermediates},
       booktitle = {Proceedings of the VLDB 2017 PhD Workshop co-located with the 43rd International Conference on Very Large Databases (VLDB 2017), Munich, Germany, August 28, 2017.},
       series = {CEUR Workshop Proceedings},
       volume = {1882},
       year = {2017},
       month = {8},
       url = {http://ceur-ws.org/Vol-1882/paper05.pdf},
       publisher = {CEUR-WS.org}
    }

  • Partitioning Strategy Selection for In-Memory Graph Pattern Matching on Multiprocessor Systems.

    Krause, A.; Kissinger, T.; Habich, D.; Voigt, H.; Lehner, W.

    To appear in Euro-Par 2017: Parallel Processing - 23rd International Conference on Parallel and Distributed Computing.Euro-Par, Santiago de Compostela.Springer, 149-163,2017.

    @{,
       author = {Alexander Krause and Thomas Kissinger and Dirk Habich and Hannes Voigt and Wolfgang Lehner},
       title = {Partitioning Strategy Selection for In-Memory Graph Pattern Matching on Multiprocessor Systems},
       booktitle = {Euro-Par 2017: Parallel Processing - 23rd International Conference on Parallel and Distributed Computing},
       series = {Lecture Notes in Computer Science},
       year = {2017},
       month = {8},
       isbn = {978-3-319-64202-4},
       location = {Santiago de Compostela},
       pages = { 149-163},
       numpages = {14},
       publisher = {Springer}
    }

  • Declarative Multidimensional Graph Queries.

    Voigt, H.

    In Business Intelligence - 6th European Summer School, eBISS 2016, Tours, France, July 3-8, 2016, Tutorial Lectures.Springer,2017.

    @inbook{,
       author = {Hannes Voigt},
       title = {Declarative Multidimensional Graph Queries},
       booktitle = {Business Intelligence - 6th European Summer School, eBISS 2016, Tours, France, July 3-8, 2016, Tutorial Lectures},
       year = {2017},
       month = {7},
       numpages = {37},
       publisher = {Springer}
    }

  • Big Graph Data Analytics on Single Machines – An Overview.

    Paradies, M.; Voigt, H.

    In Datenbank-Spektrum.Springer,2017.

    @article{,
       author = {Marcus Paradies and Hannes Voigt},
       title = {Big Graph Data Analytics on Single Machines \&\#8211; An Overview},
       journal = {Datenbank-Spektrum},
       volume = {17},
       year = {2017},
       month = {7},
       numpages = {12},
       url = {http://dx.doi.org/10.1007/s13222-017-0255-8},
       publisher = {Springer}
    }

  • Generating What-If Scenarios for Time Series Data.

    Kegel, L.; Hahmann, M.; Lehner, W.

    In Proceedings of the 29th International Conference on Scientific and Statistical Database Management (SSDBM’17), Chicago, IL, USA, June 27-29, 2017.SSDBM’17, Chicago, IL, USA.2017.Links: Download.

    @conference{,
       author = {Lars Kegel and Martin Hahmann and Wolfgang Lehner},
       title = {Generating What-If Scenarios for Time Series Data},
       booktitle = {Proceedings of the 29th International Conference on Scientific and Statistical Database Management (SSDBM’17), Chicago, IL, USA, June 27-29, 2017},
       year = {2017},
       month = {6},
       location = {Chicago, IL, USA},
       numpages = {12},
       url = {https://doi.org/10.1145/3085504.3085507}
    }

  • Table Identification and Reconstruction in Spreadsheets.

    Koci, E.; Thiele, M.; Romero, O.; Lehner, W.

    In 29th International Conference on Advanced Information Systems Engineering.CAiSE'17, Essen, Germany.Springer,527-541,2017.Links: https://link.springer.com/chapter/10.1007%2F978-3-319-59536-8_33.

    @article{,
       author = {Elvis Koci and Maik Thiele and Oscar Romero and Wolfgang Lehner},
       title = {Table Identification and Reconstruction in Spreadsheets},
       booktitle = {29th International Conference on Advanced Information Systems Engineering},
       year = {2017},
       month = {6},
       isbn = {978-3-319-59536-8},
       location = {Essen, Germany},
       pages = {527--541},
       numpages = {15},
       url = {https://doi.org/10.1007/978-3-319-59536-8_33},
       publisher = {Springer}
    }

  • Feature-driven Time Series Generation.

    Kegel, L.; Hahmann, M.; Lehner, W.

    In Proceedings of the 29th Workshop on Foundations of Databases (GvDB'17), 30.05.2017 - 02.06.2017, Blankenburg/Harz, Germany.GvDB'172017.Links: Download.

    @conference{,
       author = {Lars Kegel and Martin Hahmann and Wolfgang Lehner},
       title = {Feature-driven Time Series Generation},
       booktitle = {Proceedings of the 29th Workshop on Foundations of Databases (GvDB'17), 30.05.2017 - 02.06.2017, Blankenburg/Harz, Germany},
       year = {2017},
       month = {5},
       numpages = {6},
       keywords = {time series analysis, data generation, business analytics}
    }

  • An Analysis of the Feasibility of Graph Compression Techniques for Indexing Regular Path Queries.

    Tetzel, F.; Voigt, H.; Paradies, M.; Lehner, W.

    In Proceedings of the Fifth International Workshop on Graph Data Management Experiences and Systems, Chicago, IL, USA, May 19, 2017.GRADES'17, Chicago, IL, USA.ACM,2017.

    @inproceedings{,
       author = {Frank Tetzel and Hannes Voigt and Marcus Paradies and Wolfgang Lehner},
       title = {An Analysis of the Feasibility of Graph Compression Techniques for Indexing Regular Path Queries},
       booktitle = {Proceedings of the Fifth International Workshop on Graph Data Management Experiences and Systems, Chicago, IL, USA, May 19, 2017},
       year = {2017},
       month = {5},
       location = {Chicago, IL, USA},
       numpages = {6},
       url = {https://event.cwi.nl/grades/2017/11-Tetzel.pdf},
       publisher = {ACM}
    }

  • Big Data causing Big (TLB) Problems: Taming Random Memory Accesses on the GPU.

    Karnagel, T.; Ben-Nun, T.; Werner, M.; Habich, D.; Lehner, W.

    In Thirteenth International Workshop on Data Management on New Hardware (DaMoN 2017), Chicago, USA.2017.

    @{,
       author = {Tomas Karnagel and Tal Ben-Nun and Matthias Werner and Dirk Habich and Wolfgang Lehner},
       title = {Big Data causing Big (TLB) Problems: Taming Random Memory Accesses on the GPU},
       booktitle = {Thirteenth International Workshop on Data Management on New Hardware (DaMoN 2017), Chicago, USA},
       year = {2017},
       month = {5}
    }

  • Living in Parallel Realities – Co-Existing Schema Versions with a Bidirectional Database Evolution Language.

    Herrmann, K.; Voigt, H.; Rausch, J.; Behrend, A.; Lehner, W.

    In SIGMOD'17, Proceedings of the 2017 International Conference on Management of Data, Chicago, IL, USA, May 14-19, 2017.SIGMOD '17, Chicago, IL, USA.ACM,2017.

    @inproceedings{,
       author = {Kai Herrmann and Hannes Voigt and Jonas Rausch and Andreas Behrend and Wolfgang Lehner},
       title = {Living in Parallel Realities – Co-Existing Schema Versions with a Bidirectional Database Evolution Language},
       booktitle = {SIGMOD'17, Proceedings of the 2017 International Conference on Management of Data, Chicago, IL, USA, May 14-19, 2017},
       year = {2017},
       month = {5},
       location = {Chicago, IL, USA},
       numpages = {12},
       publisher = {ACM}
    }

  • Data Structure Engineering for Byte-Addressable Non-Volatile Memory.

    Oukid, I.; Lehner, W.

    In Proceedings of the 2017 ACM International Conference on Management of Data, SIGMOD Conference 2017, Chicago, Illinois, USA, May 14 - 19, 2017 .ACM,1759--1764,2017.

    @{,
       author = {Ismail Oukid and Wolfgang Lehner},
       title = {Data Structure Engineering for Byte-Addressable Non-Volatile Memory},
       booktitle = {Proceedings of the 2017 ACM International Conference on Management of Data, SIGMOD Conference 2017, Chicago, Illinois, USA, May 14 - 19, 2017 },
       year = {2017},
       month = {5},
       isbn = {978-1-4503-4197-4},
       pages = {1759--1764},
       url = {http://doi.acm.org/10.1145/3035918.3054777},
       publisher = {ACM}
    }

  • An analysis of LSM caching in NVRAM.

    Lersch, L.; Oukid, I.; Lehner, W.; Schreter, I.

    In Thirteenth International Workshop on Data Management on New Hardware (DaMoN 2017), Chicago, USA, May 14, 2017.ACM,2017.

    @{,
       author = {Lucas Lersch and Ismail Oukid and Wolfgang Lehner and Ivan Schreter},
       title = {An analysis of LSM caching in NVRAM},
       booktitle = {Thirteenth International Workshop on Data Management on New Hardware (DaMoN 2017), Chicago, USA, May 14, 2017},
       year = {2017},
       month = {5},
       isbn = {978-1-4503-5025-9},
       url = {http://doi.acm.org/10.1145/3076113.3076123},
       acmid = {3076123},
       publisher = {ACM}
    }

  • Lightweight Data Compression Algorithms: An Experimental Survey (Experiments and Analyses).

    Damme, P.; Habich, D.; Hildebrandt, J.; Lehner, W.

    In Proceedings of the 20th International Conference on Extending Database Technology, EDBT 2017, Venice, Italy, March 21-24, 2017.OpenProceedings.org,72-83,2017.

    @inproceedings{,
       author = {Patrick Damme and Dirk Habich and Juliana Hildebrandt and Wolfgang Lehner},
       title = {Lightweight Data Compression Algorithms: An Experimental Survey (Experiments and Analyses).},
       booktitle = {Proceedings of the 20th International Conference on Extending Database Technology, EDBT 2017, Venice, Italy, March 21-24, 2017.},
       year = {2017},
       month = {3},
       pages = {72--83},
       numpages = {10},
       url = {https://doi.org/10.5441/002/edbt.2017.08},
       publisher = {OpenProceedings.org}
    }

  • Insights into the Comparative Evaluation of Lightweight Data Compression Algorithms.

    Damme, P.; Habich, D.; Hildebrandt, J.; Lehner, W.

    In Proceedings of the 20th International Conference on Extending Database Technology, EDBT 2017, Venice, Italy, March 21-24, 2017.OpenProceedings.org,562-565,2017.

    @inproceedings{,
       author = {Patrick Damme and Dirk Habich and Juliana Hildebrandt and Wolfgang Lehner},
       title = {Insights into the Comparative Evaluation of Lightweight Data Compression Algorithms.},
       booktitle = {Proceedings of the 20th International Conference on Extending Database Technology, EDBT 2017, Venice, Italy, March 21-24, 2017.},
       year = {2017},
       month = {3},
       pages = {562--565},
       numpages = {4},
       url = {https://doi.org/10.5441/002/edbt.2017.70},
       publisher = {OpenProceedings.org}
    }

  • Declarative Graph Querying in Practice and Theory.

    Voigt, H.

    In Proceedings of the 20th International Conference on Extending Database Technology, {EDBT} 2017, Venice, Italy, March 21-24, 2017.EDBT'17, Venice, Italy.OpenProceedings.org,598-601,2017.

    @inproceedings{,
       author = {Hannes Voigt},
       title = {Declarative Graph Querying in Practice and Theory},
       booktitle = {Proceedings of the 20th International Conference on Extending Database Technology, {EDBT} 2017, Venice, Italy, March 21-24, 2017},
       year = {2017},
       month = {3},
       location = {Venice, Italy},
       pages = {598--601},
       url = {https://doi.org/10.5441/002/edbt.2017.79},
       publisher = {OpenProceedings.org}
    }

  • InVerDa – The Liquid Database.

    Herrmann, K.; Voigt, H.; Seyschab, T.; Lehner, W.

    BTW '17, Stuttgart.2017.

    @{,
       author = {Kai Herrmann and Hannes Voigt and Thorsten Seyschab and Wolfgang Lehner},
       title = {InVerDa \&\#8211; The Liquid Database},
       year = {2017},
       month = {3},
       location = {Stuttgart}
    }

  • Overview on Hardware Optimizations for Database Engines.

    Ungethüm, A.; Habich, D.; Karnagel, T.; Haas, S.; Mier, E.; Fettweis, G.; Lehner, W.

    In 17. Fachtagung Datenbanksysteme fuer Business, Technologie und Web (BTW) der Gesellschaft für Informatik (GI), Stuttgart, Germany.2017.

    @inproceedings{,
       author = {Annett Ungeth\"{u}m and Dirk Habich and Tomas Karnagel and Sebastian Haas and Eric Mier and Gerhard Fettweis and Wolfgang Lehner},
       title = {Overview on Hardware Optimizations for Database Engines},
       booktitle = {17. Fachtagung Datenbanksysteme fuer Business, Technologie und Web (BTW) der Gesellschaft f\"{u}r Informatik (GI), Stuttgart, Germany},
       year = {2017},
       month = {3}
    }

  • SPARQLytics: Multidimensional Analytics for RDF.

    Rudolf, M.; Voigt, H.; Lehner, W.

    In Datenbanksysteme für Business, Technologie und Web (BTW 2017), 17. Fachtagung des GI-Fachbereichs "Datenbanken und Informationssysteme" (DBIS), 6.-10. März 2017, Stuttgart, Germany, Proceedings.GI,51-60,2017.

    @inproceedings{,
       author = {Michael Rudolf and Hannes Voigt and Wolfgang Lehner},
       title = {SPARQLytics: Multidimensional Analytics for RDF},
       booktitle = {Datenbanksysteme f\"{u}r Business, Technologie und Web (BTW 2017), 17. Fachtagung des GI-Fachbereichs "'Datenbanken und Informationssysteme"' (DBIS), 6.-10. M\"{a}rz 2017, Stuttgart, Germany, Proceedings},
       series = {LNI},
       volume = {P-265},
       year = {2017},
       month = {3},
       isbn = {978-3-88579-659-6},
       pages = {51--60},
       publisher = {GI}
    }

  • Exploratory Ad-Hoc Analytics for Big Data

    Exploratory Ad-Hoc Analytics for Big Data.

    Eberius, J.; Thiele, M.; Lehner, W.

    In Handbook of Big Data Technologies.Springer,365-407,2017.

    @incollection{,
       author = {Julian Eberius and Maik Thiele and Wolfgang Lehner},
       title = {Exploratory Ad-Hoc Analytics for Big Data},
       booktitle = {Handbook of Big Data Technologies},
       year = {2017},
       month = {1},
       pages = {365--407},
       numpages = {43},
       url = {https://doi.org/10.1007/978-3-319-49340-4_11},
       publisher = {Springer}
    }

  • Context Similarity for Retrieval-Based Imputation

    Context Similarity for Retrieval-Based Imputation.

    Ahmadov, A.; Thiele, M.; Lehner, W.; Wrembel, R.

    In Proceedings of the 2017 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining.1017-1024,2017.

    @{,
       author = {Ahmad Ahmadov and Maik Thiele and Wolfgang Lehner and Robert Wrembel},
       title = {Context Similarity for Retrieval-Based Imputation},
       booktitle = {Proceedings of the 2017 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining},
       year = {2017},
       month = {1},
       pages = {1017--1024},
       numpages = {8}
    }

  • Robust and simple database evolution.

    Herrmann, K.; Voigt, H.; Rausch, J.; Behrend, A.; Lehner, W.

    In Information Systems Frontiers.2017.

    @{,
       author = {Kai Herrmann and Hannes Voigt and Jonas Rausch and Andreas Behrend and Wolfgang Lehner},
       title = {Robust and simple database evolution},
       journal = {Information Systems Frontiers},
       year = {2017},
       month = {1},
       url = {http://dx.doi.org/10.1007/s10796-016-9730-2}
    }

  • Storage Class Memory and Databases: Opportunities and Challenges.

    Oukid, I.; Kettler, R.; Willhalm, T.

    In it-Information Technology.De Gruyter,2017.

    @{,
       author = {Ismail Oukid and Robert Kettler and Thomas Willhalm},
       title = {Storage Class Memory and Databases: Opportunities and Challenges},
       booktitle = {it-Information Technology},
       year = {2017},
       url = {https://doi.org/10.1515/itit-2016-0052},
       publisher = {De Gruyter}
    }

  • Heterogeneous Placement Optimization for Database Query Processing.

    Karnagel, T.; Habich, D.

    In it Information Technology.2017.

    @article{,
       author = {Tomas Karnagel and Dirk Habich},
       title = {Heterogeneous Placement Optimization for Database Query Processing},
       booktitle = {it Information Technology},
       year = {2017}
    }

Year 2016 (34 Publications)

  • The Orchestration Stack: The Impossible Task of Designing Software for Unknown Future Post-CMOS Hardware

    The Orchestration Stack: The Impossible Task of Designing Software for Unknown Future Post-CMOS Hardware.

    Völp, M.; Klüppelholz, S.; Castrillon, J.; Härtig, H.; Asmussen, N.; Assmann, U.; Baader, F.; Baier, C.; Fettweis, G.; Fröhlich, J.; Goens, A.; Haas, S.; Habich, D.; Hasler, M.; Huismann, I.; Karnagel, T.; Karol, S.; Lehner, W.; Leuschner, L.; Lieber, M.; Ling, S.; Märcker, S.; Mey, J.; Nagel, W.; Noethen, B.; Penaloza, R.; Raitza, M.; Stiller, J.; Ungethüm, A.; Voigt, A.

    In 1st International Workshop on Post-Moore s Era Supercomputing (PMES), Co-located with The International Conference for High Performance Computing, Networking, Storage and Analysis (SC16), Salt Lake City, USA, Nov 2016.2016.

    @inproceedings{,
       author = {Marcus V\"{o}lp and Sascha Kl\"{u}ppelholz and Jeronimo Castrillon and Hermann H\"{a}rtig and Nils Asmussen and Uwe Assmann and Franz Baader and Christel Baier and Gerhard Fettweis and Jochen Fr\"{o}hlich and Andres Goens and Sebastian Haas and Dirk Habich and Mattis Hasler and Immo Huismann and Tomas Karnagel and Sven Karol and Wolfgang Lehner and Linda Leuschner and Matthias Lieber and Siqi Ling and Steffen M\"{a}rcker and Johannes Mey and Wolfgang Nagel and Benedikt Noethen and Rafael Penaloza and Michael Raitza and J\"{o}rg Stiller and Annett Ungeth\"{u}m and Axel Voigt},
       title = {The Orchestration Stack: The Impossible Task of Designing Software for Unknown Future Post-CMOS Hardware},
       booktitle = {1st International Workshop on Post-Moore s Era Supercomputing (PMES), Co-located with The International Conference for High Performance Computing, Networking, Storage and Analysis (SC16), Salt Lake City, USA, Nov 2016.},
       year = {2016},
       month = {11}
    }

  • A Machine Learning Approach for Layout Inference in Spreadsheets.

    Koci, E.; Thiele, M.; Lehner, W.

    In 8th International Joint Conference on Knowledge Discovery, Knowledge Engineering and Knowledge Management.KDIR '16, Porto, Portugal.SCITEPRESS ,77-88,2016.Links: http://www.scitepress.org/DigitalLibrary/Link.aspx?doi=10.5220/0006052200770088.

    @conference{,
       author = {Elvis Koci and Maik Thiele and Wolfgang Lehner},
       title = {A Machine Learning Approach for Layout Inference in Spreadsheets},
       booktitle = {8th International Joint Conference on Knowledge Discovery, Knowledge Engineering and Knowledge Management},
       volume = {1},
       year = {2016},
       month = {11},
       isbn = {978-989-758-203-5},
       location = {Porto, Portugal},
       pages = {77--88},
       numpages = {12},
       url = {http://dx.doi.org/10.5220/0006052200770088},
       publisher = {SCITEPRESS }
    }

  • Putting Web Tables into Context.

    Braunschweig, K.; Thiele, M.; Koci, E.; Lehner, W.

    KDIR '16, Porto, Portugal.SCITEPRESS ,158-165,2016.

    @conference{,
       author = {Katrin Braunschweig and Maik Thiele and Elvis Koci and Wolfgang Lehner},
       title = {Putting Web Tables into Context},
       volume = {1},
       year = {2016},
       month = {11},
       isbn = {978-989-758-203-5},
       location = {Porto, Portugal},
       pages = {158--165},
       numpages = {8},
       url = {http://dx.doi.org/10.5220/0006034701580165},
       publisher = {SCITEPRESS },
       keywords = {Concept Mining, Context Discovery, Information Extraction}
    }

  • Multi-GPU Approximation Methods for Silent Data Corruption of AN-Coding.

    Werner, M.; Kolditz, T.; Karnagel, T.; Habich, D.; Lehner, W.

    In 12th International Workshop on Boolean Problems, IWSBP 2016, Freiberg, Germany.2016.

    @article{,
       author = {Matthias Werner and Till Kolditz and Tomas Karnagel and Dirk Habich and Wolfgang Lehner},
       title = {Multi-GPU Approximation Methods for Silent Data Corruption of AN-Coding},
       booktitle = {12th International Workshop on Boolean Problems, IWSBP 2016, Freiberg, Germany},
       year = {2016},
       month = {9}
    }

  • Heterogeneous Query Optimization.

    Karnagel, T.

    In VLDB PhD Workshop, 2016, New Deli, India.2016.

    @article{,
       author = {Tomas Karnagel},
       title = {Heterogeneous Query Optimization},
       booktitle = {VLDB PhD Workshop, 2016, New Deli, India},
       year = {2016},
       month = {9}
    }

  • Runtime Model for Role-based Software Systems.

    Jäkel, T.; Herrmann, K.; Voigt, H.

    MRT'162016.

    @inproceedings{,
       author = {Tobias J\"{a}kel and Kai Herrmann and Hannes Voigt},
       title = {Runtime Model for Role-based Software Systems},
       year = {2016},
       month = {7}
    }

  • HW/SW-Database-CoDesign for Compressed Bitmap Index Processing.

    Haas, S.; Karnagel, T.; Arnold, O.; Laux, E.; Schlegel, B.; Fettweis, G.; Lehner, W.

    In 2016 IEEE 27th International Conference on Application-specific Systems, Architectures and Processors (ASAP), London, UK.2016.

    @inproceedings{,
       author = {Sebastian Haas and Tomas Karnagel and Oliver Arnold and Erik Laux and Benjamin Schlegel and Gerhard Fettweis and Wolfgang Lehner},
       title = {HW/SW-Database-CoDesign for Compressed Bitmap Index Processing},
       booktitle = {2016 IEEE 27th International Conference on Application-specific Systems, Architectures and Processors (ASAP), London, UK},
       year = {2016},
       month = {7}
    }

  • InVerDa – co-existing schema versions made foolproof.

    Herrmann, K.; Voigt, H.; Seyschab, T.; Lehner, W.

    ICDE '16, Helsinki, Finland.2016.

    @{,
       author = {Kai Herrmann and Hannes Voigt and Thorsten Seyschab and Wolfgang Lehner},
       title = {InVerDa \&\#8211; co-existing schema versions made foolproof},
       year = {2016},
       month = {5},
       location = {Helsinki, Finland}
    }

  • DebEAQ – debugging empty-answer queries on large data graphs.

    Vasilyeva, E.; Heinze, T.; Thiele, M.; Lehner, W.

    ICDE'16, Helsinki, Finland.IEEE,1402-1405,2016.

    @conference{,
       author = {Elena Vasilyeva and Thomas Heinze and Maik Thiele and Wolfgang Lehner},
       title = {DebEAQ \&\#8211; debugging empty-answer queries on large data graphs},
       year = {2016},
       month = {5},
       isbn = {978-1-5090-2020-1},
       location = {Helsinki, Finland},
       pages = {1402--1405},
       numpages = {4},
       url = {https://doi.org/10.1109/ICDE.2016.7498355},
       publisher = {IEEE}
    }

  • Model kit for lightweight data compression algorithms.

    Hildebrandt, J.; Habich, D.; Damme, P.; Lehner, W.

    In Proceedings of the 19th International Conference on Extending Database Technology, {EDBT} 2016, Bordeaux, France, March 15-16, 2016, Bordeaux, France, March 15-16, 2016.692-693,2016.

    @article{,
       author = {Juliana Hildebrandt and Dirk Habich and Patrick Damme and Wolfgang Lehner},
       title = {Model kit for lightweight data compression algorithms},
       booktitle = {Proceedings of the 19th International Conference on Extending Database Technology, {EDBT} 2016, Bordeaux, France, March 15-16, 2016, Bordeaux, France, March 15-16, 2016},
       year = {2016},
       month = {3},
       pages = {692--693},
       numpages = {2},
       url = {10.5220/0006009301890194},
       crossref = {DBLP:conf/edbt/2016}
    }

  • Metamodeling Lightweight Data Compression Algorithms and its Application Scenarios

    Metamodeling Lightweight Data Compression Algorithms and its Application Scenarios.

    Hildebrandt, J.; Habich, D.; Kühn, T.; Damme, P.; Lehner, W.

    In Proceedings of the ER Forum 2017 and the ER 2017 Demo Track co-located with the 36th International Conference on Conceptual Modelling (ER 2017), Valencia, Spain, - November 6-9, 2017.ER 2017, Valencia, Spain.CEUR-WS.org,128-141,2016.Links: Paper.

    @conference{,
       author = {Juliana Hildebrandt and Dirk Habich and Thomas K\"{u}hn and Patrick Damme and Wolfgang Lehner},
       title = {Metamodeling Lightweight Data Compression Algorithms and its Application Scenarios},
       booktitle = {Proceedings of the ER Forum 2017 and the ER 2017 Demo Track co-located with the 36th International Conference on Conceptual Modelling (ER 2017), Valencia, Spain, - November 6-9, 2017.},
       year = {2016},
       month = {1},
       location = {Valencia, Spain},
       pages = {128--141},
       numpages = {14},
       publisher = {CEUR-WS.org}
    }

  • Quality measures for ETL processes: from goals to implementation.

    Theodorou, V.; Abelló, A.; Thiele, M.; Lehner, W.

    In Concurrency and Computation: Practice and Experience.3969-3993,2016.

    @article{,
       author = {Vasileios Theodorou and Alberto Abelló and Maik Thiele and Wolfgang Lehner},
       title = {Quality measures for ETL processes: from goals to implementation},
       journal = {Concurrency and Computation: Practice and Experience},
       volume = {28},
       year = {2016},
       pages = {3969--3993},
       url = {http://dx.doi.org/10.1002/cpe.3729}
    }

  • Logical Data Independence in the 21st Century – Co-Existing Schema Versions with InVerDa.

    Lehner, W.; Voigt, H.; Herrmann, K.

    In CoRR.2016.

    @article{,
       author = {Wolfgang Lehner and Hannes Voigt and Kai Herrmann},
       title = {Logical Data Independence in the 21st Century \&\#8211; Co-Existing Schema Versions with InVerDa},
       journal = {CoRR},
       year = {2016},
       url = {http://arxiv.org/abs/1608.05564}
    }

  • Challenges for Context-Driven Time Series Forecasting.

    Ulbricht, R.; Donker, H.; Hartmann, C.; Hahmann, M.; Lehner, W.

    In J. Data and Information Quality.2016.

    @article{,
       author = {Robert Ulbricht and Hilko Donker and Claudio Hartmann and Martin Hahmann and Wolfgang Lehner},
       title = {Challenges for Context-Driven Time Series Forecasting},
       journal = {J. Data and Information Quality},
       volume = {7},
       year = {2016},
       url = {http://doi.acm.org/10.1145/2896822}
    }

  • Big by blocks: modular analytics.

    Hahmann, M.; Hartmann, C.; Kegel, L.; Habich, D.; Lehner, W.

    In it - Information Technology.176-185,2016.

    @article{,
       author = {Martin Hahmann and Claudio Hartmann and Lars Kegel and Dirk Habich and Wolfgang Lehner},
       title = {Big by blocks: modular analytics},
       journal = {it - Information Technology},
       volume = {58},
       year = {2016},
       pages = {176--185},
       url = {http://dx.doi.org/10.1515/itit-2016-0003}
    }

  • Answering “Why Empty?” and “Why So Many?” queries in graph databases.

    Vasilyeva, E.; Thiele, M.; Bornhövd, C.; Lehner, W.

    In J. Comput. Syst. Sci.3-22,2016.

    @article{,
       author = {Elena Vasilyeva and Maik Thiele and Christof Bornh\"{o}vd and Wolfgang Lehner},
       title = {Answering \&\#8220;Why Empty?\&\#8221; and \&\#8220;Why So Many?\&\#8221; queries in graph databases},
       journal = {J. Comput. Syst. Sci.},
       volume = {82},
       year = {2016},
       pages = {3--22},
       url = {http://dx.doi.org/10.1016/j.jcss.2015.06.007},
       keywords = {Graph databases, “Why?” query, “Why Empty?” query, “Why So Few?” query, “Why Not?” query, “Why So Many?” query, Missing answer}
    }

  • Web-based Benchmarks for Forecasting Systems: The ECAST Platform.

    Ulbricht, R.; Hartmann, C.; Hahmann, M.; Lehner, W.

    In Proceedings of the 2016 International Conference on Management of Data, SIGMOD Conference 2016, San Francisco, CA, USA, June 26 - July 01, 2016.özcan, Fatma; Koutrika, Georgia & Madden, Sam,2169-2172,2016.

    @article{,
       author = {Robert Ulbricht and Claudio Hartmann and Martin Hahmann and Wolfgang Lehner},
       title = {Web-based Benchmarks for Forecasting Systems: The ECAST Platform},
       booktitle = {Proceedings of the 2016 International Conference on Management of Data, SIGMOD Conference 2016, San Francisco, CA, USA, June 26 - July 01, 2016},
       year = {2016},
       isbn = {978-1-4503-3531-7},
       pages = {2169--2172},
       url = {http://doi.acm.org/10.1145/2882903.2899399},
       publisher = {\"{o}zcan, Fatma; Koutrika, Georgia \& Madden, Sam}
    }

  • Towards a Role-Based Contextual Database.

    Jäkel, T.; Kühn, T.; Voigt, H.; Lehner, W.

    In Advances in Databases and Information Systems - 20th East European Conference, ADBIS 2016, Prague, Czech Republic, August 28-31, 2016, Proceedings.Pokorný, Jaroslav; Ivanovic, Mirjana; Thalheim, Bernhard & Saloun, Petr,89-103,2016.

    @article{,
       author = {Tobias J\"{a}kel and Thomas K\"{u}hn and Hannes Voigt and Wolfgang Lehner},
       title = {Towards a Role-Based Contextual Database},
       booktitle = {Advances in Databases and Information Systems - 20th East European Conference, ADBIS 2016, Prague, Czech Republic, August 28-31, 2016, Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {9809},
       year = {2016},
       isbn = {978-3-319-44038-5},
       pages = {89--103},
       url = {http://dx.doi.org/10.1007/978-3-319-44039-2_7},
       publisher = {Pokorný, Jaroslav; Ivanovic, Mirjana; Thalheim, Bernhard \& Saloun, Petr}
    }

  • Topology-aware optimization of big sparse matrices and matrix multiplications on main-memory systems.

    Lehner, W.; Kernert, D.

    In 32nd IEEE International Conference on Data Engineering, ICDE 2016, Helsinki, Finland, May 16-20, 2016.823-834,2016.

    @article{,
       author = {Wolfgang Lehner and David Kernert},
       title = {Topology-aware optimization of big sparse matrices and matrix multiplications on main-memory systems},
       booktitle = {32nd IEEE International Conference on Data Engineering, ICDE 2016, Helsinki, Finland, May 16-20, 2016},
       year = {2016},
       isbn = {978-1-5090-2020-1},
       pages = {823--834},
       url = {http://dx.doi.org/10.1109/ICDE.2016.7498293}
    }

  • Template-based Time Series Generation with Loom.

    Kegel, L.; Hahmann, M.; Lehner, W.

    In Proceedings of the Workshops of the EDBT/ICDT 2016 Joint Conference, EDBT/ICDT Workshops 2016, Bordeaux, France, March 15, 2016.Palpanas, Themis & Stefanidis, Kostas,2016.Links: Download.

    @article{,
       author = {Lars Kegel and Martin Hahmann and Wolfgang Lehner},
       title = {Template-based Time Series Generation with Loom},
       booktitle = {Proceedings of the Workshops of the EDBT/ICDT 2016 Joint Conference, EDBT/ICDT Workshops 2016, Bordeaux, France, March 15, 2016.},
       series = {CEUR Workshop Proceedings},
       volume = {1558},
       year = {2016},
       url = {http://ceur-ws.org/Vol-1558/paper18.pdf},
       publisher = {Palpanas, Themis \& Stefanidis, Kostas}
    }

  • ResilientStore: A Heuristic-Based Data Format Selector for Intermediate Results.

    Munir, R.; Romero, O.; Abelló, A.; Bilalli, B.; Thiele, M.; Lehner, W.

    In Model and Data Engineering - 6th International Conference, MEDI 2016, Almería, Spain, September 21-23, 2016, Proceedings.MEDI'16Bellatreche, Ladjel; Pastor, Oscar; Almendros-Jiménez, Jesús M. & Ameur, Yamine Aït,42-56,2016.

    @article{,
       author = {Rana Faisal Munir and Oscar Romero and Alberto Abelló and Besim Bilalli and Maik Thiele and Wolfgang Lehner},
       title = {ResilientStore: A Heuristic-Based Data Format Selector for Intermediate Results},
       booktitle = {Model and Data Engineering - 6th International Conference, MEDI 2016, Almería, Spain, September 21-23, 2016, Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {9893},
       year = {2016},
       isbn = {978-3-319-45546-4},
       pages = {42--56},
       url = {http://dx.doi.org/10.1007/978-3-319-45547-1_4},
       publisher = {Bellatreche, Ladjel; Pastor, Oscar; Almendros-Jim\'{e}nez, Jesús M. \& Ameur, Yamine Aït},
       keywords = {Big data, Data-intensive workflows, Intermediate results, Data format, HDFS}
    }

  • Penalized Graph Partitioning for Static and Dynamic Load Balancing.

    Lehner, W.; Habich, D.; Kiefer, T.

    In Euro-Par 2016: Parallel Processing - 22nd International Conference on Parallel and Distributed Computing, Grenoble, France, August 24-26, 2016, Proceedings.Dutot, Pierre-Françcois & Trystram, Denis,146-158,2016.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Tim Kiefer},
       title = {Penalized Graph Partitioning for Static and Dynamic Load Balancing},
       booktitle = {Euro-Par 2016: Parallel Processing - 22nd International Conference on Parallel and Distributed Computing, Grenoble, France, August 24-26, 2016, Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {9833},
       year = {2016},
       isbn = {978-3-319-43658-6},
       pages = {146--158},
       url = {http://dx.doi.org/10.1007/978-3-319-43659-3_11},
       publisher = {Dutot, Pierre-Françcois \& Trystram, Denis}
    }

  • Penalized graph partitioning based allocation strategy for database-as-a-service systems.

    Lehner, W.; Habich, D.; Kiefer, T.

    In Proceedings of the 3rd IEEE/ACM International Conference on Big Data Computing, Applications and Technologies, BDCAT 2016, Shanghai, China, December 6-9, 2016.Anjum, Ashiq & Zhao, Xinghui,200-209,2016.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Tim Kiefer},
       title = {Penalized graph partitioning based allocation strategy for database-as-a-service systems},
       booktitle = {Proceedings of the 3rd IEEE/ACM International Conference on Big Data Computing, Applications and Technologies, BDCAT 2016, Shanghai, China, December 6-9, 2016},
       year = {2016},
       isbn = {978-1-4503-4617-7},
       pages = {200--209},
       url = {http://doi.acm.org/10.1145/3006299.3006300},
       publisher = {Anjum, Ashiq \& Zhao, Xinghui}
    }

  • On testing persistent-memory-based software.

    Oukid, I.; Booss, D.; Lespinasse, A.; Lehner, W.

    In Proceedings of the 12th International Workshop on Data Management on New Hardware, DaMoN 2016, San Francisco, CA, USA, June 27, 2016.ACM,2016.

    @article{,
       author = {Ismail Oukid and Daniel Booss and Adrien Lespinasse and Wolfgang Lehner},
       title = {On testing persistent-memory-based software},
       booktitle = {Proceedings of the 12th International Workshop on Data Management on New Hardware, DaMoN 2016, San Francisco, CA, USA, June 27, 2016},
       year = {2016},
       isbn = {978-1-4503-4319-0},
       url = {http://doi.acm.org/10.1145/2933349.2933354},
       publisher = {ACM}
    }

  • Model-Driven Integration of Compression Algorithms in Column-Store Database Systems.

    Hildebrandt, J.; Habich, D.; Lehner, W.

    In Proceedings of the Conference Lernen. Wissen. Daten. Analysen. Potsdam,30-41,2016.

    @article{,
       author = {Juliana Hildebrandt and Dirk Habich and Wolfgang Lehner},
       title = {Model-Driven Integration of Compression Algorithms in Column-Store Database Systems},
       booktitle = {Proceedings of the Conference Lernen. Wissen. Daten. Analysen.},
       volume = {1670},
       year = {2016},
       pages = {30--41},
       publisher = { Potsdam}
    }

  • Limitations of Intra-operator Parallelism Using Heterogeneous Computing Resources.

    Karnagel, T.; Habich, D.; Lehner, W.

    In Advances in Databases and Information Systems - 20th East European Conference, ADBIS 2016, Prague, Czech Republic, August 28-31, 2016, Proceedings.Pokorný, Jaroslav; Ivanovic, Mirjana; Thalheim, Bernhard & Saloun, Petr,291-305,2016.

    @article{,
       author = {Tomas Karnagel and Dirk Habich and Wolfgang Lehner},
       title = {Limitations of Intra-operator Parallelism Using Heterogeneous Computing Resources},
       booktitle = {Advances in Databases and Information Systems - 20th East European Conference, ADBIS 2016, Prague, Czech Republic, August 28-31, 2016, Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {9809},
       year = {2016},
       isbn = {978-3-319-44038-5},
       pages = {291--305},
       url = {http://dx.doi.org/10.1007/978-3-319-44039-2_20},
       publisher = {Pokorný, Jaroslav; Ivanovic, Mirjana; Thalheim, Bernhard \& Saloun, Petr}
    }

  • HUGS – A Lightweight Graph Partitioning Approach.

    Krause, A.; Voigt, H.; Lehner, W.

    In Proceedings of the 28th GI-Workshop Grundlagen von Datenbanken, Nörten Hardenberg, Germany, May 24-27, 2016.Wiese, Lena; Bitzmann, Hendrik & Waage, Tim,68-73,2016.

    @article{,
       author = {Alexander Krause and Hannes Voigt and Wolfgang Lehner},
       title = {HUGS \&\#8211; A Lightweight Graph Partitioning Approach},
       booktitle = {Proceedings of the 28th GI-Workshop Grundlagen von Datenbanken, N\"{o}rten Hardenberg, Germany, May 24-27, 2016.},
       series = {CEUR Workshop Proceedings},
       volume = {1594},
       year = {2016},
       pages = {68--73},
       url = {http://ceur-ws.org/Vol-1594/paper13.pdf},
       publisher = {Wiese, Lena; Bitzmann, Hendrik \& Waage, Tim}
    }

  • FPTree: A Hybrid SCM-DRAM Persistent and Concurrent B-Tree for Storage Class Memory.

    Oukid, I.; Lasperas, J.; Nica, A.; Willhalm, T.; Lehner, W.

    In Proceedings of the 2016 International Conference on Management of Data, SIGMOD Conference 2016, San Francisco, CA, USA, June 26 - July 01, 2016.ACM,371-386,2016.

    @article{,
       author = {Ismail Oukid and Johan Lasperas and Anisoara Nica and Thomas Willhalm and Wolfgang Lehner},
       title = {FPTree: A Hybrid SCM-DRAM Persistent and Concurrent B-Tree for Storage Class Memory},
       booktitle = {Proceedings of the 2016 International Conference on Management of Data, SIGMOD Conference 2016, San Francisco, CA, USA, June 26 - July 01, 2016},
       year = {2016},
       isbn = {978-1-4503-3531-7},
       pages = {371--386},
       url = {http://doi.acm.org/10.1145/2882903.2915251},
       publisher = {ACM}
    }

  • Efficient Approximate OLAP Querying Over Time Series.

    Lehner, W.; Hahmann, M.; Perera, K.

    In Proceedings of the 20th International Database Engineering & Applications Symposium, IDEAS 2016, Montreal, QC, Canada, July 11-13, 2016.Desai, Evan; Desai, Bipin C.; Toyama, Motomichi & Bernardino, Jorge,205-211,2016.

    @article{,
       author = {Wolfgang Lehner and Martin Hahmann and Kasun Perera},
       title = {Efficient Approximate OLAP Querying Over Time Series},
       booktitle = {Proceedings of the 20th International Database Engineering \& Applications Symposium, IDEAS 2016, Montreal, QC, Canada, July 11-13, 2016},
       year = {2016},
       isbn = {978-1-4503-4118-9},
       pages = {205--211},
       url = {http://doi.acm.org/10.1145/2938503.2938526},
       publisher = {Desai, Evan; Desai, Bipin C.; Toyama, Motomichi \& Bernardino, Jorge}
    }

  • Dealing with Uncertainty: An Empirical Study on the Relevance of Renewable Energy Forecasting Methods.

    Lehner, W.; Ulbricht, R.

    In Data Analytics for Renewable Energy Integration - 4th ECML PKDD Workshop, DARE 2016, Riva del Garda, Italy, September 23, 2016, Revised Selected Papers.Woon, Wei Lee; Aung, Zeyar; Kramer, Oliver & Madnick, Stuart E.,54-66,2016.

    @article{,
       author = {Wolfgang Lehner and Robert Ulbricht},
       title = {Dealing with Uncertainty: An Empirical Study on the Relevance of Renewable Energy Forecasting Methods},
       booktitle = {Data Analytics for Renewable Energy Integration - 4th ECML PKDD Workshop, DARE 2016, Riva del Garda, Italy, September 23, 2016, Revised Selected Papers},
       series = {Lecture Notes in Computer Science},
       volume = {10097},
       year = {2016},
       isbn = {978-3-319-50946-4},
       pages = {54--66},
       url = {http://dx.doi.org/10.1007/978-3-319-50947-1_6},
       publisher = {Woon, Wei Lee; Aung, Zeyar; Kramer, Oliver \& Madnick, Stuart E.}
    }

  • Architecture of a Multi-domain Processing and Storage Engine.

    Luong, J.; Habich, D.; Lehner, W.

    In DATA 2016 - Proceedings of 5th International Conference on Data Management Technologies and Applications, Lisbon, Portugal, 24-26 July, 2016.Francalanci, Chiara & Helfert, Markus,189-194,2016.

    @article{,
       author = {Johannes Luong and Dirk Habich and Wolfgang Lehner},
       title = {Architecture of a Multi-domain Processing and Storage Engine},
       booktitle = {DATA 2016 - Proceedings of 5th International Conference on Data Management Technologies and Applications, Lisbon, Portugal, 24-26 July, 2016.},
       year = {2016},
       isbn = {978-989-758-193-9},
       pages = {189--194},
       url = {http://dx.doi.org/10.5220/0006009301890194},
       publisher = {Francalanci, Chiara \& Helfert, Markus}
    }

  • Energy Elasticity on Heterogeneous Hardware using Adaptive Resource Reconfiguration LIVE.

    Lehner, W.; Habich, D.; Kissinger, T.; Ungethüm, A.

    In Proceedings of the 2016 International Conference on Management of Data, SIGMOD Conference 2016, San Francisco, CA, USA, June 26 - July 01, 2016.özcan, Fatma; Koutrika, Georgia & Madden, Sam,2173-2176,2016.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Thomas Kissinger and Annett Ungeth\"{u}m},
       title = {Energy Elasticity on Heterogeneous Hardware using Adaptive Resource Reconfiguration LIVE},
       booktitle = {Proceedings of the 2016 International Conference on Management of Data, SIGMOD Conference 2016, San Francisco, CA, USA, June 26 - July 01, 2016},
       year = {2016},
       isbn = {978-1-4503-3531-7},
       pages = {2173--2176},
       url = {http://doi.acm.org/10.1145/2882903.2899390},
       publisher = {\"{o}zcan, Fatma; Koutrika, Georgia \& Madden, Sam}
    }

  • Needles in the haystack – Tackling Bit Flips in Lightweight Data Compression.

    Kolditz, T.; Habich, D.; Kuvaiskii, D.; Lehner, W.; Fetzer, C.

    In Data Management Technologies and Applications.Springer International Publishing,135-153,2016.

    @incollection{10.1007/978-3-319-30162-4,
       author = {Till Kolditz and Dirk Habich and Dmitrii Kuvaiskii and Wolfgang Lehner and Christof Fetzer},
       title = {Needles in the haystack \&\#8211; Tackling Bit Flips in Lightweight Data Compression},
       booktitle = {Data Management Technologies and Applications},
       series = {Communications in Computer and Information Science},
       volume = {584},
       year = {2016},
       isbn = {978-3-319-30162-4},
       pages = {135--153},
       numpages = {9},
       url = {http://www.springer.com/de/book/9783319301617},
       publisher = {Springer International Publishing}
    }

  • Compression-Aware In-Memory Query Processing: Vision, System Design, and Beyond.

    Hildebrandt, J.; Habich, D.; Damme, P.; Lehner, W.

    In Proceedings of the 2016 Joint Workshop on Accelerating Analytics and In-Memory Data Management Systems, LNCS.2016.

    @article{,
       author = {Juliana Hildebrandt and Dirk Habich and Patrick Damme and Wolfgang Lehner},
       title = {Compression-Aware In-Memory Query Processing: Vision, System Design, and Beyond},
       booktitle = {Proceedings of the 2016 Joint Workshop on Accelerating Analytics and In-Memory Data Management Systems, LNCS},
       year = {2016}
    }

Year 2015 (43 Publications)

  • Towards a Hybrid Imputation Approach Using Web Tables.

    Ahmadov, A.; Thiele, M.; Eberius, J.; Lehner, W.; Wrembel, R.

    In 2nd IEEE/ACM International Symposium on Big Data Computing, BDC 2015, Limassol, Cyprus, December 7-10, 2015.IEEE,21-30,2015.

    @article{,
       author = {Ahmad Ahmadov and Maik Thiele and Julian Eberius and Wolfgang Lehner and Robert Wrembel},
       title = {Towards a Hybrid Imputation Approach Using Web Tables},
       booktitle = {2nd IEEE/ACM International Symposium on Big Data Computing, BDC 2015, Limassol, Cyprus, December 7-10, 2015},
       year = {2015},
       month = {12},
       isbn = {978-0-7695-5696-3},
       pages = {21--30},
       url = {http://doi.ieeecomputersociety.org/10.1109/BDC.2015.38},
       publisher = {IEEE},
       keywords = {Table lookup, Web table matching system, Web table retrieval, Web-based lookup, data completeness, hybrid data imputation strategy, regression analysis, Big data, Data analysis, Data mining, indexes, data lake, Data preprocessing, Machine learning, Web mining}
    }

  • Building the Dresden Web Table Corpus: A Classification Approach.

    Eberius, J.; Braunschweig, K.; Hentsch, M.; Thiele, M.; Ahmadov, A.; Lehner, W.

    In 2nd IEEE/ACM International Symposium on Big Data Computing, BDC 2015, Limassol, Cyprus, December 7-10, 2015.BDC'15IEEE,41-50,2015.

    @article{,
       author = {Julian Eberius and Katrin Braunschweig and Markus Hentsch and Maik Thiele and Ahmad Ahmadov and Wolfgang Lehner},
       title = {Building the Dresden Web Table Corpus: A Classification Approach},
       booktitle = {2nd IEEE/ACM International Symposium on Big Data Computing, BDC 2015, Limassol, Cyprus, December 7-10, 2015},
       year = {2015},
       month = {12},
       isbn = {978-0-7695-5696-3},
       pages = {41--50},
       url = {http://doi.ieeecomputersociety.org/10.1109/BDC.2015.30},
       publisher = {IEEE},
       keywords = {Data mining, feature extraction, pattern classification, DWTC, Dresden Web table corpus, HTML tables, Web pages, common crawl, feature selection techniques, table layout classification, table structure, Decision trees, Feature extraction, HTML, Web pages, Classification, Data preprocessing, Machine learning, Web mining}
    }

  • Exploiting big data in time series forecasting: A cross-sectional approach.

    Hartmann, C.; Hahmann, M.; Rosenthal, F.; Lehner, W.

    In 2015 IEEE International Conference on Data Science and Advanced Analytics, DSAA 2015, Campus des Cordeliers, Paris, France, October 19-21, 2015.2015.

    @proceedings{,
       author = {Claudio Hartmann and Martin Hahmann and Frank Rosenthal and Wolfgang Lehner},
       title = {Exploiting big data in time series forecasting: A cross-sectional approach},
       booktitle = {2015 IEEE International Conference on Data Science and Advanced Analytics, DSAA 2015, Campus des Cordeliers, Paris, France, October 19-21, 2015},
       year = {2015},
       month = {10},
       isbn = {978-1-4673-8272-4},
       url = {http://dx.doi.org/10.1109/DSAA.2015.7344786}
    }

  • Monitoring Strategic Business Goals with Argus

    Monitoring Strategic Business Goals with Argus.

    Maté, A.; Trujillo, J.; Koci, E.; Zoumpatianos, K.; Mylopoulos, J.

    In 19th International Enterprise Distributed Object Computing Conference.IEEE,2015.Links: https://ieeexplore.ieee.org/abstract/document/7321148/.

    @conference{,
       author = {Alejandro Mat\'{e} and Juan Trujillo and Elvis Koci and Kostas Zoumpatianos and John Mylopoulos},
       title = {Monitoring Strategic Business Goals with Argus},
       booktitle = {19th International Enterprise Distributed Object Computing Conference},
       year = {2015},
       month = {9},
       location = {Adelaide, SA, Australia},
       url = {https://doi.org/10.1109/EDOC.2015.11},
       publisher = {IEEE}
    }

  • Optimizing GPU-accelerated Group-By and Aggregation.

    Karnagel, T.; Müller, R.; Lohman, G.

    In International Workshop on Accelerating Data Management Systems Using Modern Processor and Storage Architectures - ADMS 2015, Kohala Coast, Hawai'i, USA.2015.

    @article{,
       author = {Tomas Karnagel and Rene M\"{u}ller and Guy Lohman},
       title = {Optimizing GPU-accelerated Group-By and Aggregation},
       booktitle = {International Workshop on Accelerating Data Management Systems Using Modern Processor and Storage Architectures - ADMS 2015, Kohala Coast, Hawai'i, USA},
       year = {2015},
       month = {8}
    }

  • A Benchmark Framework for Data Compression Techniques.

    Damme, P.; Habich, D.; Lehner, W.

    In Performance Evaluation and Benchmarking: Traditional to Big Data to Internet of Things - 7th TPC Technology Conference, TPCTC 2015, Kohala Coast, HI, USA, August 31 - September 4, 2015. Revised Selected Papers.Springer,77-93,2015.

    @inproceedings{,
       author = {Patrick Damme and Dirk Habich and Wolfgang Lehner},
       title = {A Benchmark Framework for Data Compression Techniques},
       booktitle = {Performance Evaluation and Benchmarking: Traditional to Big Data to Internet of Things - 7th TPC Technology Conference, TPCTC 2015, Kohala Coast, HI, USA, August 31 - September 4, 2015. Revised Selected Papers},
       series = {Lecture Notes in Computer Science},
       volume = {9508},
       year = {2015},
       month = {8},
       pages = {77--93},
       numpages = {17},
       url = {http://dx.doi.org/10.1007/978-3-319-31409-9_6},
       publisher = {Springer}
    }

  • The Time Has Come: Traversal and Reachability in Time-Varying Graphs.

    Rudolf, M.; Paradies, M.; Wildemann, M.

    In Biomedical Data Management and Graph Online Querying - VLDB 2015 Workshops, Big-O(Q) and DMAH, Waikoloa, HI, USA, August 31 - September 4, 2015, Revised Selected Papers.Springer,169-183,2015.

    @inproceedings{,
       author = {Michael Rudolf and Marcus Paradies and Max Wildemann},
       title = {The Time Has Come: Traversal and Reachability in Time-Varying Graphs},
       booktitle = {Biomedical Data Management and Graph Online Querying - VLDB 2015 Workshops, Big-O(Q) and DMAH, Waikoloa, HI, USA, August 31 - September 4, 2015, Revised Selected Papers},
       series = {Lecture Notes in Computer Science},
       volume = {9579},
       year = {2015},
       month = {8},
       pages = {169--183},
       url = {http://dx.doi.org/10.1007/978-3-319-41576-5_13},
       publisher = {Springer}
    }

  • Considering User Intention in Differential Graph Queries.

    Vasilyeva, E.; Thiele, M.; Bornhövd, C.; Lehner, W.

    In J. Database Manag.IGI Global,21-40,2015.

    @article{,
       author = {Elena Vasilyeva and Maik Thiele and Christof Bornh\"{o}vd and Wolfgang Lehner},
       title = {Considering User Intention in Differential Graph Queries},
       journal = {J. Database Manag.},
       volume = {26},
       year = {2015},
       month = {7},
       pages = {21--40},
       url = {http://dx.doi.org/10.4018/JDM.2015070102},
       acmid = {2896853},
       publisher = {IGI Global},
       address = {Hershey, PA, USA},
       keywords = {Differential Queries, Flooding, Graph Databases, Result Ranking, Routing, Top-K Queries}
    }

  • Towards Scalable Real-time Analytics: An Architecture for Scale-out of OLxP Workloads.

    Lehner, W.

    In PVLDB.1716-1727,2015.

    @article{,
       author = {Wolfgang Lehner},
       title = {Towards Scalable Real-time Analytics: An Architecture for Scale-out of OLxP Workloads},
       journal = {PVLDB},
       volume = {8},
       year = {2015},
       pages = {1716--1727},
       url = {http://www.vldb.org/pvldb/vol8/p1716-goel.pdf}
    }

  • Managed Query Processing within the SAP HANA Database Platform.

    Lehner, W.; Böhm, M.

    In Datenbank-Spektrum.141-152,2015.

    @article{,
       author = {Wolfgang Lehner and Matthias B\"{o}hm},
       title = {Managed Query Processing within the SAP HANA Database Platform},
       journal = {Datenbank-Spektrum},
       volume = {15},
       year = {2015},
       pages = {141--152},
       url = {http://dx.doi.org/10.1007/s13222-015-0185-2}
    }

  • GraphVista: Interactive Exploration Of Large Graphs.

    Lehner, W.; Paradies, M.; Rudolf, M.

    In CoRR.2015.

    @article{,
       author = {Wolfgang Lehner and Marcus Paradies and Michael Rudolf},
       title = {GraphVista: Interactive Exploration Of Large Graphs},
       journal = {CoRR},
       year = {2015},
       url = {http://arxiv.org/abs/1506.00394}
    }

  • Towards Programmability of a NUMA-Aware Storage Engine.

    Habich, D.; Luong, J.; Kissinger, T.; Lehner, W.

    In Proceedings of the LWA 2015 Workshops: KDML, FGWM, IR, and FGDB, Trier, Germany, October 7-9, 2015.Bergmann, Ralph; Görg, Sebastian & Müller, Gilbert,391-402,2015.

    @article{,
       author = {Dirk Habich and Johannes Luong and Thomas Kissinger and Wolfgang Lehner},
       title = {Towards Programmability of a NUMA-Aware Storage Engine},
       booktitle = {Proceedings of the LWA 2015 Workshops: KDML, FGWM, IR, and FGDB, Trier, Germany, October 7-9, 2015.},
       series = {CEUR Workshop Proceedings},
       volume = {1458},
       year = {2015},
       pages = {391--402},
       url = {http://ceur-ws.org/Vol-1458/H01_CRC78_Habich.pdf},
       publisher = {Bergmann, Ralph; G\"{o}rg, Sebastian \& M\"{u}ller, Gilbert}
    }

  • Towards a web-scale data management ecosystem demonstrated by SAP HANA.

    Lehner, W.

    In 31st IEEE International Conference on Data Engineering, ICDE 2015, Seoul, South Korea, April 13-17, 2015.Gehrke, Johannes; Lehner, Wolfgang; Shim, Kyuseok; Cha, Sang Kyun & Lohman, Guy M.,1259-1267,2015.

    @article{,
       author = {Wolfgang Lehner},
       title = {Towards a web-scale data management ecosystem demonstrated by SAP HANA},
       booktitle = {31st IEEE International Conference on Data Engineering, ICDE 2015, Seoul, South Korea, April 13-17, 2015},
       year = {2015},
       isbn = {978-1-4799-7964-6},
       pages = {1259--1267},
       url = {http://dx.doi.org/10.1109/ICDE.2015.7113374},
       publisher = {Gehrke, Johannes; Lehner, Wolfgang; Shim, Kyuseok; Cha, Sang Kyun \& Lohman, Guy M.}
    }

  • Top-k entity augmentation using consistent set covering.

    Eberius, J.; Thiele, M.; Braunschweig, K.; Lehner, W.

    In Proceedings of the 27th International Conference on Scientific and Statistical Database Management, SSDBM '15, La Jolla, CA, USA, June 29 - July 1, 2015.Gupta, Amarnath & Rathbun, Susan L.,2015.

    @article{,
       author = {Julian Eberius and Maik Thiele and Katrin Braunschweig and Wolfgang Lehner},
       title = {Top-k entity augmentation using consistent set covering},
       booktitle = {Proceedings of the 27th International Conference on Scientific and Statistical Database Management, SSDBM '15, La Jolla, CA, USA, June 29 - July 1, 2015},
       year = {2015},
       isbn = {978-1-4503-3709-0},
       url = {http://doi.acm.org/10.1145/2791347.2791353},
       publisher = {Gupta, Amarnath \& Rathbun, Susan L.}
    }

  • SpMacho – Optimizing Sparse Linear Algebra Expressions with Probabilistic Density Estimation.

    Lehner, W.; Kernert, D.

    In Proceedings of the 18th International Conference on Extending Database Technology, EDBT 2015, Brussels, Belgium, March 23-27, 2015.Alonso, Gustavo; Geerts, Floris; Popa, Lucian; Barceló, Pablo; Teubner, Jens; Ugarte, Martín; den Bussche, Jan Van & Paredaens, Jan,289-300,2015.

    @article{,
       author = {Wolfgang Lehner and David Kernert},
       title = {SpMacho \&\#8211; Optimizing Sparse Linear Algebra Expressions with Probabilistic Density Estimation},
       booktitle = {Proceedings of the 18th International Conference on Extending Database Technology, EDBT 2015, Brussels, Belgium, March 23-27, 2015.},
       year = {2015},
       pages = {289--300},
       url = {http://dx.doi.org/10.5441/002/edbt.2015.26},
       publisher = {Alonso, Gustavo; Geerts, Floris; Popa, Lucian; Barceló, Pablo; Teubner, Jens; Ugarte, Martín; den Bussche, Jan Van \& Paredaens, Jan}
    }

  • SCIT: A Schema Change Interpretation Tool for Dynamic-Schema Data Warehouses.

    Hai, R.; Theodorou, V.; Thiele, M.; Lehner, W.

    In Databases Theory and Applications - 26th Australasian Database Conference, ADC 2015, Melbourne, VIC, Australia, June 4-7, 2015. Proceedings.Sharaf, Mohamed A.; Cheema, Muhammad Aamir & Qi, Jianzhong,323-327,2015.

    @article{,
       author = {Rihan Hai and Vasileios Theodorou and Maik Thiele and Wolfgang Lehner},
       title = {SCIT: A Schema Change Interpretation Tool for Dynamic-Schema Data Warehouses},
       booktitle = {Databases Theory and Applications - 26th Australasian Database Conference, ADC 2015, Melbourne, VIC, Australia, June 4-7, 2015. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {9093},
       year = {2015},
       isbn = {978-3-319-19547-6},
       pages = {323--327},
       url = {http://dx.doi.org/10.1007/978-3-319-19548-3_28},
       publisher = {Sharaf, Mohamed A.; Cheema, Muhammad Aamir \& Qi, Jianzhong}
    }

  • SAP HANA – From Relational OLAP Database to Big Data Infrastructure.

    Lehner, W.

    In Proceedings of the 18th International Conference on Extending Database Technology, EDBT 2015, Brussels, Belgium, March 23-27, 2015.Alonso, Gustavo; Geerts, Floris; Popa, Lucian; Barceló, Pablo; Teubner, Jens; Ugarte, Martín; den Bussche, Jan Van & Paredaens, Jan,581-592,2015.

    @article{,
       author = {Wolfgang Lehner},
       title = {SAP HANA \&\#8211; From Relational OLAP Database to Big Data Infrastructure},
       booktitle = {Proceedings of the 18th International Conference on Extending Database Technology, EDBT 2015, Brussels, Belgium, March 23-27, 2015.},
       year = {2015},
       pages = {581--592},
       url = {http://dx.doi.org/10.5441/002/edbt.2015.59},
       publisher = {Alonso, Gustavo; Geerts, Floris; Popa, Lucian; Barceló, Pablo; Teubner, Jens; Ugarte, Martín; den Bussche, Jan Van \& Paredaens, Jan}
    }

  • Robust Cardinality Estimation for Subgraph Isomorphism Queries on Property Graphs.

    Lehner, W.; Vasilyeva, E.; Paradies, M.

    In Biomedical Data Management and Graph Online Querying - VLDB 2015 Workshops, Big-O(Q) and DMAH, Waikoloa, HI, USA, August 31 - September 4, 2015, Revised Selected Papers.Wang, Fusheng; Luo, Gang; Weng, Chunhua; Khan, Arijit; Mitra, Prasenjit & Yu, Cong,184-198,2015.

    @article{,
       author = {Wolfgang Lehner and Elena Vasilyeva and Marcus Paradies},
       title = {Robust Cardinality Estimation for Subgraph Isomorphism Queries on Property Graphs},
       booktitle = {Biomedical Data Management and Graph Online Querying - VLDB 2015 Workshops, Big-O(Q) and DMAH, Waikoloa, HI, USA, August 31 - September 4, 2015, Revised Selected Papers},
       series = {Lecture Notes in Computer Science},
       volume = {9579},
       year = {2015},
       isbn = {978-3-319-41575-8},
       pages = {184--198},
       url = {http://dx.doi.org/10.1007/978-3-319-41576-5_14},
       publisher = {Wang, Fusheng; Luo, Gang; Weng, Chunhua; Khan, Arijit; Mitra, Prasenjit \& Yu, Cong}
    }

  • Resiliency-aware Data Compression for In-memory Database Systems.

    Kolditz, T.; Habich, D.; Damme, P.; Lehner, W.; Kuvaiskii, D.; Fetzer, C.

    In DATA 2015 - Proceedings of 4th International Conference on Data Management Technologies and Applications, Colmar, Alsace, France, 20-22 July, 2015.Helfert, Markus; Holzinger, Andreas; Belo, Orlando & Francalanci, Chiara,326-331,2015.

    @article{,
       author = {Till Kolditz and Dirk Habich and Patrick Damme and Wolfgang Lehner and Dmitrii Kuvaiskii and Christof Fetzer},
       title = {Resiliency-aware Data Compression for In-memory Database Systems},
       booktitle = {DATA 2015 - Proceedings of 4th International Conference on Data Management Technologies and Applications, Colmar, Alsace, France, 20-22 July, 2015.},
       year = {2015},
       isbn = {978-989-758-103-8},
       pages = {326--331},
       url = {http://dx.doi.org/10.5220/0005557303260331},
       publisher = {Helfert, Markus; Holzinger, Andreas; Belo, Orlando \& Francalanci, Chiara}
    }

  • Relaxation of subgraph queries delivering empty results.

    Vasilyeva, E.; Thiele, M.; Lehner, W.

    In Proceedings of the 27th International Conference on Scientific and Statistical Database Management, SSDBM '15, La Jolla, CA, USA, June 29 - July 1, 2015.Gupta, Amarnath & Rathbun, Susan L.,28:1-28:12,2015.

    @article{,
       author = {Elena Vasilyeva and Maik Thiele and Wolfgang Lehner},
       title = {Relaxation of subgraph queries delivering empty results},
       booktitle = {Proceedings of the 27th International Conference on Scientific and Statistical Database Management, SSDBM '15, La Jolla, CA, USA, June 29 - July 1, 2015},
       year = {2015},
       isbn = {978-1-4503-3709-0},
       pages = {28},
       url = {http://doi.acm.org/10.1145/2791347.2791382},
       publisher = {Gupta, Amarnath \& Rathbun, Susan L.}
    }

  • Relationships for Dynamic Data Types in RSQL.

    Lehner, W.; Voigt, H.; Jäkel, T.

    In Datenbanksysteme für Business, Technologie und Web (BTW), 16. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS).157-176,2015.

    @article{,
       author = {Wolfgang Lehner and Hannes Voigt and Tobias J\"{a}kel},
       title = {Relationships for Dynamic Data Types in RSQL},
       booktitle = {Datenbanksysteme f\"{u}r Business, Technologie und Web (BTW), 16. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       volume = {241},
       year = {2015},
       isbn = {978-3-88579-635-0},
       pages = {157--176},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings241/article5.html}
    }

  • Query processing on low-energy many-core processors.

    Ungethüm, A.; Habich, D.; Karnagel, T.; Lehner, W.; Asmussen, N.; Völp, M.; Noethen, B.; Fettweis, G.

    In 31st IEEE International Conference on Data Engineering Workshops, ICDE Workshops 2015, Seoul, South Korea, April 13-17, 2015.155-160,2015.

    @article{,
       author = {Annett Ungeth\"{u}m and Dirk Habich and Tomas Karnagel and Wolfgang Lehner and Nils Asmussen and Marcus V\"{o}lp and Benedikt Noethen and Gerhard Fettweis},
       title = {Query processing on low-energy many-core processors},
       booktitle = {31st IEEE International Conference on Data Engineering Workshops, ICDE Workshops 2015, Seoul, South Korea, April 13-17, 2015},
       year = {2015},
       isbn = {978-1-4799-8442-8},
       pages = {155--160},
       url = {http://dx.doi.org/10.1109/ICDEW.2015.7129569}
    }

  • POIESIS: a Tool for Quality-aware ETL Process Redesign.

    Theodorou, V.; Abelló, A.; Thiele, M.; Lehner, W.

    In Proceedings of the 18th International Conference on Extending Database Technology, EDBT 2015, Brussels, Belgium, March 23-27, 2015.Alonso, Gustavo; Geerts, Floris; Popa, Lucian; Barceló, Pablo; Teubner, Jens; Ugarte, Martín; den Bussche, Jan Van & Paredaens, Jan,545-548,2015.

    @article{,
       author = {Vasileios Theodorou and Alberto Abelló and Maik Thiele and Wolfgang Lehner},
       title = {POIESIS: a Tool for Quality-aware ETL Process Redesign},
       booktitle = {Proceedings of the 18th International Conference on Extending Database Technology, EDBT 2015, Brussels, Belgium, March 23-27, 2015.},
       year = {2015},
       pages = {545--548},
       url = {http://dx.doi.org/10.5441/002/edbt.2015.54},
       publisher = {Alonso, Gustavo; Geerts, Floris; Popa, Lucian; Barceló, Pablo; Teubner, Jens; Ugarte, Martín; den Bussche, Jan Van \& Paredaens, Jan}
    }

  • Plan Operator Specialization using Reflective Compiler Techniques.

    Lehner, W.; Habich, D.; Kissinger, T.

    In Datenbanksysteme für Business, Technologie und Web (BTW), 16. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS).363-382,2015.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Thomas Kissinger},
       title = {Plan Operator Specialization using Reflective Compiler Techniques},
       booktitle = {Datenbanksysteme f\"{u}r Business, Technologie und Web (BTW), 16. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       volume = {241},
       year = {2015},
       isbn = {978-3-88579-635-0},
       pages = {363--382},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings241/article8.html}
    }

  • Optimierung der Anfrageverarbeitung mittels Kompression der Zwischenergebnisse.

    Habich, D.; Damme, P.; Lehner, W.

    In Datenbanksysteme für Business, Technologie und Web (BTW), 16. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS).259-278,2015.

    @article{,
       author = {Dirk Habich and Patrick Damme and Wolfgang Lehner},
       title = {Optimierung der Anfrageverarbeitung mittels Kompression der Zwischenergebnisse},
       booktitle = {Datenbanksysteme f\"{u}r Business, Technologie und Web (BTW), 16. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       volume = {241},
       year = {2015},
       isbn = {978-3-88579-635-0},
       pages = {259--278},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings241/article42.html}
    }

  • Online Bit Flip Detection for In-Memory B-Trees Live!.

    Kolditz, T.; Schlegel, B.; Habich, D.; Lehner, W.

    In Datenbanksysteme für Business, Technologie und Web (BTW), 16. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS).675-678,2015.

    @article{,
       author = {Till Kolditz and Benjamin Schlegel and Dirk Habich and Wolfgang Lehner},
       title = {Online Bit Flip Detection for In-Memory B-Trees Live!},
       booktitle = {Datenbanksysteme f\"{u}r Business, Technologie und Web (BTW), 16. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       volume = {241},
       year = {2015},
       isbn = {978-3-88579-635-0},
       pages = {675--678},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings241/article3.html}
    }

  • Modularisierung leichtgewichtiger Kompressionsalgorithmen.

    Hildebrandt, J.; Habich, D.; Damme, P.; Lehner, W.

    In Proceedings of the 27th GI-Workshop Grundlagen von Datenbanken, Gommern, Germany, May 26-29, 2015.Saake, Gunter; Broneske, David; Dorok, Sebastian & Meister, Andreas,54-59,2015.Links: .

    @article{,
       author = {Juliana Hildebrandt and Dirk Habich and Patrick Damme and Wolfgang Lehner},
       title = {Modularisierung leichtgewichtiger Kompressionsalgorithmen},
       booktitle = {Proceedings of the 27th GI-Workshop Grundlagen von Datenbanken, Gommern, Germany, May 26-29, 2015.},
       series = {CEUR Workshop Proceedings},
       volume = {1366},
       year = {2015},
       pages = {54--59},
       url = {http://ceur-ws.org/Vol-1366/paper11.pdf},
       publisher = {Saake, Gunter; Broneske, David; Dorok, Sebastian \& Meister, Andreas}
    }

  • Modeling Large Time Series for Efficient Approximate Query Processing.

    Lehner, W.; Hahmann, M.; Perera, K.

    In Database Systems for Advanced Applications - DASFAA 2015 International Workshops, SeCoP, BDMS, and Posters, Hanoi, Vietnam, April 20-23, 2015, Revised Selected Papers.Liu, An; Ishikawa, Yoshiharu; Qian, Tieyun; Nutanong, Sarana & Cheema, Muhammad Aamir,190-204,2015.

    @article{,
       author = {Wolfgang Lehner and Martin Hahmann and Kasun Perera},
       title = {Modeling Large Time Series for Efficient Approximate Query Processing},
       booktitle = {Database Systems for Advanced Applications - DASFAA 2015 International Workshops, SeCoP, BDMS, and Posters, Hanoi, Vietnam, April 20-23, 2015, Revised Selected Papers},
       series = {Lecture Notes in Computer Science},
       volume = {9052},
       year = {2015},
       isbn = {978-3-319-22323-0},
       pages = {190--204},
       url = {http://dx.doi.org/10.1007/978-3-319-22324-7_16},
       publisher = {Liu, An; Ishikawa, Yoshiharu; Qian, Tieyun; Nutanong, Sarana \& Cheema, Muhammad Aamir}
    }

  • Local vs. Global Optimization: Operator Placement Strategies in Heterogeneous Environments.

    Karnagel, T.; Habich, D.; Lehner, W.

    In Proceedings of the Workshops of the EDBT/ICDT 2015 Joint Conference (EDBT/ICDT), Brussels, Belgium, March 27th, 2015.Fischer, Peter M.; Alonso, Gustavo; Arenas, Marcelo & Geerts, Floris,48-55,2015.

    @article{,
       author = {Tomas Karnagel and Dirk Habich and Wolfgang Lehner},
       title = {Local vs. Global Optimization: Operator Placement Strategies in Heterogeneous Environments},
       booktitle = {Proceedings of the Workshops of the EDBT/ICDT 2015 Joint Conference (EDBT/ICDT), Brussels, Belgium, March 27th, 2015.},
       series = {CEUR Workshop Proceedings},
       volume = {1330},
       year = {2015},
       pages = {48--55},
       url = {http://ceur-ws.org/Vol-1330/paper-10.pdf},
       publisher = {Fischer, Peter M.; Alonso, Gustavo; Arenas, Marcelo \& Geerts, Floris}
    }

  • Instant Recovery for Main Memory Databases.

    Oukid, I.; Lehner, W.; Kissinger, T.; Willhalm, T.; Bumbulis, P.

    In CIDR 2015, Seventh Biennial Conference on Innovative Data Systems Research, Asilomar, CA, USA, January 4-7, 2015. Online Proceedings.2015.

    @article{,
       author = {Ismail Oukid and Wolfgang Lehner and Thomas Kissinger and Thomas Willhalm and Peter Bumbulis},
       title = {Instant Recovery for Main Memory Databases},
       booktitle = {CIDR 2015, Seventh Biennial Conference on Innovative Data Systems Research, Asilomar, CA, USA, January 4-7, 2015. Online Proceedings},
       year = {2015},
       url = {http://www.cidrdb.org/cidr2015/Papers/CIDR15_Paper13.pdf}
    }

  • Highspeed Graph Processing Exploiting Main-Memory Column Stores.

    Lehner, W.; Paradies, M.

    In Euro-Par 2015: Parallel Processing Workshops - Euro-Par 2015 International Workshops, Vienna, Austria, August 24-25, 2015, Revised Selected Papers.Hunold, Sascha; Costan, Alexandru; Giménez, Domingo; Iosup, Alexandru; Ricci, Laura; Requena, María Engracia Gómez; Scarano, Vittorio; Varbanescu, Ana Lucia; Scott, Stephen L.; Lankes, Stefan; Weidendorfer, Josef & Alexander, Michael,503-514,2015.

    @article{,
       author = {Wolfgang Lehner and Marcus Paradies},
       title = {Highspeed Graph Processing Exploiting Main-Memory Column Stores},
       booktitle = {Euro-Par 2015: Parallel Processing Workshops - Euro-Par 2015 International Workshops, Vienna, Austria, August 24-25, 2015, Revised Selected Papers},
       series = {Lecture Notes in Computer Science},
       volume = {9523},
       year = {2015},
       isbn = {978-3-319-27307-5},
       pages = {503--514},
       url = {http://dx.doi.org/10.1007/978-3-319-27308-2_41},
       publisher = {Hunold, Sascha; Costan, Alexandru; Gim\'{e}nez, Domingo; Iosup, Alexandru; Ricci, Laura; Requena, María Engracia Gómez; Scarano, Vittorio; Varbanescu, Ana Lucia; Scott, Stephen L.; Lankes, Stefan; Weidendorfer, Josef \& Alexander, Michael}
    }

  • GRAPHITE: an extensible graph traversal framework for relational database management systems.

    Lehner, W.; Paradies, M.

    In Proceedings of the 27th International Conference on Scientific and Statistical Database Management, SSDBM '15, La Jolla, CA, USA, June 29 - July 1, 2015.Gupta, Amarnath & Rathbun, Susan L.,2015.

    @article{,
       author = {Wolfgang Lehner and Marcus Paradies},
       title = {GRAPHITE: an extensible graph traversal framework for relational database management systems},
       booktitle = {Proceedings of the 27th International Conference on Scientific and Statistical Database Management, SSDBM '15, La Jolla, CA, USA, June 29 - July 1, 2015},
       year = {2015},
       isbn = {978-1-4503-3709-0},
       url = {http://doi.acm.org/10.1145/2791347.2791383},
       publisher = {Gupta, Amarnath \& Rathbun, Susan L.}
    }

  • From Web Tables to Concepts: A Semantic Normalization Approach.

    Braunschweig, K.; Thiele, M.; Lehner, W.

    In Conceptual Modeling - 34th International Conference, ER 2015, Stockholm, Sweden, October 19-22, 2015, Proceedings.Springer International Publishing,247-260,2015.

    @article{,
       author = {Katrin Braunschweig and Maik Thiele and Wolfgang Lehner},
       title = {From Web Tables to Concepts: A Semantic Normalization Approach},
       booktitle = {Conceptual Modeling - 34th International Conference, ER 2015, Stockholm, Sweden, October 19-22, 2015, Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {9381},
       year = {2015},
       isbn = {978-3-319-25263-6},
       pages = {247--260},
       url = {http://dx.doi.org/10.1007/978-3-319-25264-3_18},
       publisher = {Springer International Publishing},
       keywords = {Web tables, Conceptualization, Normalization, Semantics}
    }

  • From Static to Agile – Interactive Particle Physics Analysis in the SAP HANA DB.

    Lehner, W.; Kernert, D.

    In DATA 2015 - Proceedings of 4th International Conference on Data Management Technologies and Applications, Colmar, Alsace, France, 20-22 July, 2015.Helfert, Markus; Holzinger, Andreas; Belo, Orlando & Francalanci, Chiara,16-25,2015.

    @article{,
       author = {Wolfgang Lehner and David Kernert},
       title = {From Static to Agile \&\#8211; Interactive Particle Physics Analysis in the SAP HANA DB},
       booktitle = {DATA 2015 - Proceedings of 4th International Conference on Data Management Technologies and Applications, Colmar, Alsace, France, 20-22 July, 2015.},
       year = {2015},
       isbn = {978-989-758-103-8},
       pages = {16--25},
       url = {http://dx.doi.org/10.5220/0005503700160025},
       publisher = {Helfert, Markus; Holzinger, Andreas; Belo, Orlando \& Francalanci, Chiara}
    }

  • Enjoy FRDM – play with a schema-flexible RDBMS.

    Voigt, H.; Damme, P.; Lehner, W.

    In 31st IEEE International Conference on Data Engineering, ICDE 2015, Seoul, South Korea, April 13-17, 2015.Gehrke, Johannes; Lehner, Wolfgang; Shim, Kyuseok; Cha, Sang Kyun & Lohman, Guy M.,1460-1463,2015.

    @article{,
       author = {Hannes Voigt and Patrick Damme and Wolfgang Lehner},
       title = {Enjoy FRDM \&\#8211; play with a schema-flexible RDBMS},
       booktitle = {31st IEEE International Conference on Data Engineering, ICDE 2015, Seoul, South Korea, April 13-17, 2015},
       year = {2015},
       isbn = {978-1-4799-7964-6},
       pages = {1460--1463},
       url = {http://dx.doi.org/10.1109/ICDE.2015.7113401},
       publisher = {Gehrke, Johannes; Lehner, Wolfgang; Shim, Kyuseok; Cha, Sang Kyun \& Lohman, Guy M.}
    }

  • DrillBeyond: processing multi-result open world SQL queries.

    Eberius, J.; Thiele, M.; Braunschweig, K.; Lehner, W.

    In Proceedings of the 27th International Conference on Scientific and Statistical Database Management, SSDBM '15, La Jolla, CA, USA, June 29 - July 1, 2015.SSDBM'15, La Jolla, California.ACM,1-12,2015.

    @article{,
       author = {Julian Eberius and Maik Thiele and Katrin Braunschweig and Wolfgang Lehner},
       title = {DrillBeyond: processing multi-result open world SQL queries},
       booktitle = {Proceedings of the 27th International Conference on Scientific and Statistical Database Management, SSDBM '15, La Jolla, CA, USA, June 29 - July 1, 2015},
       year = {2015},
       isbn = {978-1-4503-3709-0},
       location = {La Jolla, California},
       pages = {1--12},
       numpages = {12},
       url = {http://doi.acm.org/10.1145/2791347.2791370},
       acmid = {2791370},
       publisher = {ACM},
       address = {New York, NY, USA}
    }

  • Direct Transformation Techniques for Compressed Data: General Approach and Application Scenarios.

    Damme, P.; Habich, D.; Lehner, W.

    In Advances in Databases and Information Systems - 19th East European Conference, ADBIS 2015, Poitiers, France, September 8-11, 2015, Proceedings.Morzy, Tadeusz; Valduriez, Patrick & Bellatreche, Ladjel,151-165,2015.

    @article{,
       author = {Patrick Damme and Dirk Habich and Wolfgang Lehner},
       title = {Direct Transformation Techniques for Compressed Data: General Approach and Application Scenarios},
       booktitle = {Advances in Databases and Information Systems - 19th East European Conference, ADBIS 2015, Poitiers, France, September 8-11, 2015, Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {9282},
       year = {2015},
       isbn = {978-3-319-23134-1},
       pages = {151--165},
       url = {http://dx.doi.org/10.1007/978-3-319-23135-8_11},
       publisher = {Morzy, Tadeusz; Valduriez, Patrick \& Bellatreche, Ladjel}
    }

  • Database Evolution for Software Product Lines.

    Lehner, W.; Voigt, H.; Herrmann, K.

    In DATA 2015 - Proceedings of 4th International Conference on Data Management Technologies and Applications, Colmar, Alsace, France, 20-22 July, 2015.Helfert, Markus; Holzinger, Andreas; Belo, Orlando & Francalanci, Chiara,125-133,2015.

    @article{,
       author = {Wolfgang Lehner and Hannes Voigt and Kai Herrmann},
       title = {Database Evolution for Software Product Lines},
       booktitle = {DATA 2015 - Proceedings of 4th International Conference on Data Management Technologies and Applications, Colmar, Alsace, France, 20-22 July, 2015.},
       year = {2015},
       isbn = {978-989-758-103-8},
       pages = {125--133},
       url = {http://dx.doi.org/10.5220/0005484101250133},
       publisher = {Helfert, Markus; Holzinger, Andreas; Belo, Orlando \& Francalanci, Chiara}
    }

  • Column-specific context extraction for web tables.

    Braunschweig, K.; Thiele, M.; Eberius, J.; Lehner, W.

    In Proceedings of the 30th Annual ACM Symposium on Applied Computing, Salamanca, Spain, April 13-17, 2015.Wainwright, Roger L.; Corchado, Juan Manuel; Bechini, Alessio & Hong, Jiman,1072-1077,2015.

    @article{,
       author = {Katrin Braunschweig and Maik Thiele and Julian Eberius and Wolfgang Lehner},
       title = {Column-specific context extraction for web tables},
       booktitle = {Proceedings of the 30th Annual ACM Symposium on Applied Computing, Salamanca, Spain, April 13-17, 2015},
       year = {2015},
       isbn = {978-1-4503-3196-8},
       pages = {1072--1077},
       url = {http://doi.acm.org/10.1145/2695664.2695794},
       publisher = {Wainwright, Roger L.; Corchado, Juan Manuel; Bechini, Alessio \& Hong, Jiman}
    }

  • CoDEL – A Relationally Complete Language for Database Evolution.

    Lehner, W.; Voigt, H.; Herrmann, K.

    In Advances in Databases and Information Systems - 19th East European Conference, ADBIS 2015, Poitiers, France, September 8-11, 2015, Proceedings.Morzy, Tadeusz; Valduriez, Patrick & Bellatreche, Ladjel,63-76,2015.

    @article{,
       author = {Wolfgang Lehner and Hannes Voigt and Kai Herrmann},
       title = {CoDEL \&\#8211; A Relationally Complete Language for Database Evolution},
       booktitle = {Advances in Databases and Information Systems - 19th East European Conference, ADBIS 2015, Poitiers, France, September 8-11, 2015, Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {9282},
       year = {2015},
       isbn = {978-3-319-23134-1},
       pages = {63--76},
       url = {http://dx.doi.org/10.1007/978-3-319-23135-8_5},
       publisher = {Morzy, Tadeusz; Valduriez, Patrick \& Bellatreche, Ladjel}
    }

  • Cache-Efficient Aggregation: Hashing Is Sorting.

    Lehner, W.

    In Proceedings of the 2015 ACM SIGMOD International Conference on Management of Data, Melbourne, Victoria, Australia, May 31 - June 4, 2015.Sellis, Timos K.; Davidson, Susan B. & Ives, Zachary G.,1123-1136,2015.

    @article{,
       author = {Wolfgang Lehner},
       title = {Cache-Efficient Aggregation: Hashing Is Sorting},
       booktitle = {Proceedings of the 2015 ACM SIGMOD International Conference on Management of Data, Melbourne, Victoria, Australia, May 31 - June 4, 2015},
       year = {2015},
       isbn = {978-1-4503-2758-9},
       pages = {1123--1136},
       url = {http://doi.acm.org/10.1145/2723372.2747644},
       publisher = {Sellis, Timos K.; Davidson, Susan B. \& Ives, Zachary G.}
    }

  • Big Data-Zentren – Vorstellung und Panel.

    Markl, V.; Rahm, E.; Lehner, W.; Beigl, M.; Seidl, T.

    In Datenbanksysteme für Business, Technologie und Web (BTW), 16. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS).477-479,2015.

    @article{,
       author = {Volker Markl and Erhard Rahm and Wolfgang Lehner and Michael Beigl and Thomas Seidl},
       title = {Big Data-Zentren \&\#8211; Vorstellung und Panel},
       booktitle = {Datenbanksysteme f\"{u}r Business, Technologie und Web (BTW), 16. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       volume = {241},
       year = {2015},
       isbn = {978-3-88579-635-0},
       pages = {477--479},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings241/article14.html}
    }

  • Aktuellen Zuständen von Märkten auf der Spur: Analyseinstrumente zur Erfassung dynamischer Marktdaten.

    Hartmann, C.; Rosenthal, F.; Hahmann, M.; Kirsche, T.; Lehner, W.

    In 50. Kongress der Deutschen Marktforschung (BVM-Kongress 2015, Berlin, Germany).2015.

    @article{,
       author = {Claudio Hartmann and Frank Rosenthal and Martin Hahmann and Thomas Kirsche and Wolfgang Lehner},
       title = {Aktuellen Zust\"{a}nden von M\"{a}rkten auf der Spur: Analyseinstrumente zur Erfassung dynamischer Marktdaten},
       booktitle = {50. Kongress der Deutschen Marktforschung (BVM-Kongress 2015, Berlin, Germany)},
       year = {2015}
    }

Year 2014 (31 Publications)

  • Online bit flip detection for in-memory B-trees on unreliable hardware.

    Kolditz, T.; Kissinger, T.; Schlegel, B.; Habich, D.; Lehner, W.

    In Proceedings of the Tenth International Workshop on Data Management on New Hardware.ACM,5:1-5:9,2014.

    @article{,
       author = {Till Kolditz and Thomas Kissinger and Benjamin Schlegel and Dirk Habich and Wolfgang Lehner},
       title = {Online bit flip detection for in-memory B-trees on unreliable hardware},
       booktitle = {Proceedings of the Tenth International Workshop on Data Management on New Hardware},
       series = {DaMoN '14},
       year = {2014},
       month = {6},
       isbn = {978-1-4503-2971-2},
       location = {Snowbird, Utah},
       pages = {5},
       numpages = {9},
       url = {http://doi.acm.org/10.1145/2619228.2619233},
       acmid = {2619233},
       publisher = {ACM},
       address = {New York, NY, USA}
    }

  • Online horizontal partitioning of heterogeneous data.

    Lehner, W.; Voigt, H.; Herrmann, K.

    In it - Information Technology.2014.

    @article{,
       author = {Wolfgang Lehner and Hannes Voigt and Kai Herrmann},
       title = {Online horizontal partitioning of heterogeneous data},
       journal = {it - Information Technology},
       volume = {56},
       year = {2014},
       url = {http://dx.doi.org/10.1515/itit-2014-1015}
    }

  • On-demand re-optimization of integration flows.

    Lehner, W.; Habich, D.; Böhm, M.

    In Inf. Syst.2014.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Matthias B\"{o}hm},
       title = {On-demand re-optimization of integration flows},
       journal = {Inf. Syst.},
       volume = {45},
       year = {2014},
       url = {http://dx.doi.org/10.1016/j.is.2014.03.005}
    }

  • Heterogeneity-Aware Operator Placement in Column-Store DBMS.

    Karnagel, T.; Habich, D.; Schlegel, B.; Lehner, W.

    In Datenbank-Spektrum.211-221,2014.

    @article{,
       author = {Tomas Karnagel and Dirk Habich and Benjamin Schlegel and Wolfgang Lehner},
       title = {Heterogeneity-Aware Operator Placement in Column-Store DBMS},
       journal = {Datenbank-Spektrum},
       volume = {14},
       year = {2014},
       pages = {211--221},
       url = {http://dx.doi.org/10.1007/s13222-014-0167-9}
    }

  • GRAPHITE: An Extensible Graph Traversal Framework for Relational Database Management Systems.

    Lehner, W.; Paradies, M.

    In CoRR.2014.

    @article{,
       author = {Wolfgang Lehner and Marcus Paradies},
       title = {GRAPHITE: An Extensible Graph Traversal Framework for Relational Database Management Systems},
       journal = {CoRR},
       year = {2014},
       url = {http://arxiv.org/abs/1412.6477}
    }

  • Towards Optimal Execution of Density-based Clustering on Heterogeneous Hardware.

    Lehner, W.; Habich, D.

    In Proceedings of the 3rd International Workshop on Big Data, Streams and Heterogeneous Source Mining: Algorithms, Systems, Programming Models and Applications, BigMine 2014, New York City, USA, August 24, 2014.Fan, Wei; Bifet, Albert; Yang, Qiang & Yu, Philip S.,104-119,2014.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich},
       title = {Towards Optimal Execution of Density-based Clustering on Heterogeneous Hardware},
       booktitle = {Proceedings of the 3rd International Workshop on Big Data, Streams and Heterogeneous Source Mining: Algorithms, Systems, Programming Models and Applications, BigMine 2014, New York City, USA, August 24, 2014},
       series = {JMLR Workshop and Conference Proceedings},
       volume = {36},
       year = {2014},
       pages = {104--119},
       url = {http://jmlr.org/proceedings/papers/v36/habich14.html},
       publisher = {Fan, Wei; Bifet, Albert; Yang, Qiang \& Yu, Philip S.}
    }

  • Top-k Differential Queries in Graph Databases.

    Vasilyeva, E.; Thiele, M.; Bornhövd, C.; Lehner, W.

    In Advances in Databases and Information Systems - 18th East European Conference, ADBIS 2014, Ohrid, Macedonia, September 7-10, 2014. Proceedings.Manolopoulos, Yannis; Trajcevski, Goce & Kon-Popovska, Margita,112-125,2014.

    @article{,
       author = {Elena Vasilyeva and Maik Thiele and Christof Bornh\"{o}vd and Wolfgang Lehner},
       title = {Top-k Differential Queries in Graph Databases},
       booktitle = {Advances in Databases and Information Systems - 18th East European Conference, ADBIS 2014, Ohrid, Macedonia, September 7-10, 2014. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {8716},
       year = {2014},
       isbn = {978-3-319-10932-9},
       pages = {112--125},
       url = {http://dx.doi.org/10.1007/978-3-319-10933-6_9},
       publisher = {Manolopoulos, Yannis; Trajcevski, Goce \& Kon-Popovska, Margita}
    }

  • Systematical Evaluation of Solar Energy Supply Forecasts.

    Lehner, W.; Hahmann, M.; Ulbricht, R.

    In Data Analytics for Renewable Energy Integration - Second ECML PKDD Workshop, DARE 2014, Nancy, France, September 19, 2014, Revised Selected Papers.Woon, Wei Lee; Aung, Zeyar & Madnick, Stuart E.,108-121,2014.

    @article{,
       author = {Wolfgang Lehner and Martin Hahmann and Robert Ulbricht},
       title = {Systematical Evaluation of Solar Energy Supply Forecasts},
       booktitle = {Data Analytics for Renewable Energy Integration - Second ECML PKDD Workshop, DARE 2014, Nancy, France, September 19, 2014, Revised Selected Papers},
       series = {Lecture Notes in Computer Science},
       volume = {8817},
       year = {2014},
       isbn = {978-3-319-13289-1},
       pages = {108--121},
       url = {http://dx.doi.org/10.1007/978-3-319-13290-7_9},
       publisher = {Woon, Wei Lee; Aung, Zeyar \& Madnick, Stuart E.}
    }

  • SynopSys: Foundations for Multidimensional Graph Analytics.

    Rudolf, M.; Voigt, H.; Bornhövd, C.; Lehner, W.

    In Enabling Real-Time Business Intelligence - International Workshops, BIRTE 2013, Riva del Garda, Italy, August 26, 2013, and BIRTE 2014, Hangzhou, China, September 1, 2014, Revised Selected Papers.Castellanos, Malú; Dayal, Umeshwar; Pedersen, Torben Bach & Tatbul, Nesime,159-166,2014.

    @article{,
       author = {Michael Rudolf and Hannes Voigt and Christof Bornh\"{o}vd and Wolfgang Lehner},
       title = {SynopSys: Foundations for Multidimensional Graph Analytics},
       booktitle = {Enabling Real-Time Business Intelligence - International Workshops, BIRTE 2013, Riva del Garda, Italy, August 26, 2013, and BIRTE 2014, Hangzhou, China, September 1, 2014, Revised Selected Papers},
       series = {Lecture Notes in Business Information Processing},
       volume = {206},
       year = {2014},
       isbn = {978-3-662-46838-8},
       pages = {159--166},
       url = {http://dx.doi.org/10.1007/978-3-662-46839-5_11},
       publisher = {Castellanos, Malú; Dayal, Umeshwar; Pedersen, Torben Bach \& Tatbul, Nesime}
    }

  • SOFORT: a hybrid SCM-DRAM storage engine for fast data recovery.

    Oukid, I.; Booss, D.; Lehner, W.; Bumbulis, P.; Willhalm, T.

    In Tenth International Workshop on Data Management on New Hardware, DaMoN 2014, Snowbird, UT, USA, June 23, 2014.ACM,2014.

    @article{,
       author = {Ismail Oukid and Daniel Booss and Wolfgang Lehner and Peter Bumbulis and Thomas Willhalm},
       title = {SOFORT: a hybrid SCM-DRAM storage engine for fast data recovery},
       booktitle = {Tenth International Workshop on Data Management on New Hardware, DaMoN 2014, Snowbird, UT, USA, June 23, 2014},
       year = {2014},
       isbn = {978-1-4503-2971-2},
       url = {http://doi.acm.org/10.1145/2619228.2619236},
       publisher = {ACM}
    }

  • SLACID – sparse linear algebra in a column-oriented in-memory database system.

    Lehner, W.; Kernert, D.

    In Conference on Scientific and Statistical Database Management, SSDBM '14, Aalborg, Denmark, June 30 - July 02, 2014.Jensen, Christian S.; Lu, Hua; Pedersen, Torben Bach; Thomsen, Christian & Torp, Kristian,2014.

    @article{,
       author = {Wolfgang Lehner and David Kernert},
       title = {SLACID \&\#8211; sparse linear algebra in a column-oriented in-memory database system},
       booktitle = {Conference on Scientific and Statistical Database Management, SSDBM '14, Aalborg, Denmark, June 30 - July 02, 2014},
       year = {2014},
       isbn = {978-1-4503-2722-0},
       url = {http://doi.acm.org/10.1145/2618243.2618254},
       publisher = {Jensen, Christian S.; Lu, Hua; Pedersen, Torben Bach; Thomsen, Christian \& Torp, Kristian}
    }

  • RSQL – a query language for dynamic data types.

    Lehner, W.; Voigt, H.; Jäkel, T.

    In 18th International Database Engineering & Applications Symposium, IDEAS 2014, Porto, Portugal, July 7-9, 2014.Desai, Bipin C.; de Almeida, Ana Maria; Bernardino, Jorge & Gomes, Elsa Ferreira,185-194,2014.

    @article{,
       author = {Wolfgang Lehner and Hannes Voigt and Tobias J\"{a}kel},
       title = {RSQL \&\#8211; a query language for dynamic data types},
       booktitle = {18th International Database Engineering \& Applications Symposium, IDEAS 2014, Porto, Portugal, July 7-9, 2014},
       year = {2014},
       isbn = {978-1-4503-2627-8},
       pages = {185--194},
       url = {http://doi.acm.org/10.1145/2628194.2628246},
       publisher = {Desai, Bipin C.; de Almeida, Ana Maria; Bernardino, Jorge \& Gomes, Elsa Ferreira}
    }

  • Quality Measures for ETL Processes.

    Lehner, W.; Theodorou, V.

    In Data Warehousing and Knowledge Discovery - 16th International Conference, DaWaK 2014, Munich, Germany, September 2-4, 2014. Proceedings.Bellatreche, Ladjel & Mohania, Mukesh K.,2014.

    @article{,
       author = {Wolfgang Lehner and Vasileios Theodorou},
       title = {Quality Measures for ETL Processes},
       booktitle = {Data Warehousing and Knowledge Discovery - 16th International Conference, DaWaK 2014, Munich, Germany, September 2-4, 2014. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {8646},
       year = {2014},
       isbn = {978-3-319-10159-0},
       url = {http://dx.doi.org/10.1007/978-3-319-10160-6_2},
       publisher = {Bellatreche, Ladjel \& Mohania, Mukesh K.}
    }

  • Modular Data Clustering – Algorithm Design beyond MapReduce.

    Lehner, W.; Habich, D.; Hahmann, M.

    In Proceedings of the Workshops of the EDBT/ICDT 2014 Joint Conference (EDBT/ICDT 2014), Athens, Greece, March 28, 2014.Candan, K. Selçcuk; Amer-Yahia, Sihem; Schweikardt, Nicole; Christophides, Vassilis & Leroy, Vincent,50-59,2014.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Martin Hahmann},
       title = {Modular Data Clustering \&\#8211; Algorithm Design beyond MapReduce},
       booktitle = {Proceedings of the Workshops of the EDBT/ICDT 2014 Joint Conference (EDBT/ICDT 2014), Athens, Greece, March 28, 2014.},
       series = {CEUR Workshop Proceedings},
       volume = {1133},
       year = {2014},
       pages = {50--59},
       url = {http://ceur-ws.org/Vol-1133/paper-08.pdf},
       publisher = {Candan, K. Selçcuk; Amer-Yahia, Sihem; Schweikardt, Nicole; Christophides, Vassilis \& Leroy, Vincent}
    }

  • Improving in-memory database index performance with Intel Transactional Synchronization Extensions.

    Karnagel, T.; Dementiev, R.; Rajwar, R.; Lai, K.; Legler, T.; Schlegel, B.; Lehner, W.

    In 20th IEEE International Symposium on High Performance Computer Architecture, HPCA 2014, Orlando, FL, USA, February 15-19, 2014.476-487,2014.

    @article{,
       author = {Tomas Karnagel and Roman Dementiev and Ravi Rajwar and Konrad Lai and Thomas Legler and Benjamin Schlegel and Wolfgang Lehner},
       title = {Improving in-memory database index performance with Intel Transactional Synchronization Extensions},
       booktitle = {20th IEEE International Symposium on High Performance Computer Architecture, HPCA 2014, Orlando, FL, USA, February 15-19, 2014},
       year = {2014},
       isbn = {978-1-4799-3097-5},
       pages = {476--487},
       url = {http://dx.doi.org/10.1109/HPCA.2014.6835957}
    }

  • HASHI: An Application Specific Instruction Set Extension for Hashing.

    Arnold, O.; Haas, S.; Fettweis, G.; Schlegel, B.; Kissinger, T.; Karnagel, T.; Lehner, W.

    In International Workshop on Accelerating Data Management Systems Using Modern Processor and Storage Architectures - ADMS 2014, Hangzhou, China, September 1, 2014.Bordawekar, Rajesh; Lahiri, Tirthankar; Gedik, Bugra & Lang, Christian A.,25-33,2014.

    @article{,
       author = {Oliver Arnold and Sebastian Haas and Gerhard Fettweis and Benjamin Schlegel and Thomas Kissinger and Tomas Karnagel and Wolfgang Lehner},
       title = {HASHI: An Application Specific Instruction Set Extension for Hashing},
       booktitle = {International Workshop on Accelerating Data Management Systems Using Modern Processor and Storage Architectures - ADMS 2014, Hangzhou, China, September 1, 2014.},
       year = {2014},
       pages = {25--33},
       url = {http://www.adms-conf.org/2014/adms14_arnold.pdf},
       publisher = {Bordawekar, Rajesh; Lahiri, Tirthankar; Gedik, Bugra \& Lang, Christian A.}
    }

  • GRATIN: Accelerating Graph Traversals in Main-Memory Column Stores.

    Paradies, M.; Rudolf, M.; Bornhövd, C.; Lehner, W.

    In Second International Workshop on Graph Data Management Experiences and Systems, GRADES 2014, co-loated with SIGMOD/PODS 2014, Snowbird, Utah, USA, June 22, 2014.Boncz, Peter A. & Larriba-Pey, Josep-Lluis,9:1-9:6,2014.

    @article{,
       author = {Marcus Paradies and Michael Rudolf and Christof Bornh\"{o}vd and Wolfgang Lehner},
       title = {GRATIN: Accelerating Graph Traversals in Main-Memory Column Stores},
       booktitle = {Second International Workshop on Graph Data Management Experiences and Systems, GRADES 2014, co-loated with SIGMOD/PODS 2014, Snowbird, Utah, USA, June 22, 2014},
       year = {2014},
       isbn = {978-1-4503-2982-8},
       pages = {9},
       url = {http://doi.acm.org/10.1145/2621934.2621941},
       publisher = {Boncz, Peter A. \& Larriba-Pey, Josep-Lluis}
    }

  • GraphMCS: Discover the Unknown in Large Data Graphs.

    Vasilyeva, E.; Thiele, M.; Bornhövd, C.; Lehner, W.

    In Proceedings of the Workshops of the EDBT/ICDT 2014 Joint Conference (EDBT/ICDT 2014), Athens, Greece, March 28, 2014.Candan, K. Selçcuk; Amer-Yahia, Sihem; Schweikardt, Nicole; Christophides, Vassilis & Leroy, Vincent,200-207,2014.

    @article{,
       author = {Elena Vasilyeva and Maik Thiele and Christof Bornh\"{o}vd and Wolfgang Lehner},
       title = {GraphMCS: Discover the Unknown in Large Data Graphs},
       booktitle = {Proceedings of the Workshops of the EDBT/ICDT 2014 Joint Conference (EDBT/ICDT 2014), Athens, Greece, March 28, 2014.},
       series = {CEUR Workshop Proceedings},
       volume = {1133},
       year = {2014},
       pages = {200--207},
       url = {http://ceur-ws.org/Vol-1133/paper-34.pdf},
       publisher = {Candan, K. Selçcuk; Amer-Yahia, Sihem; Schweikardt, Nicole; Christophides, Vassilis \& Leroy, Vincent}
    }

  • Flexs – A Logical Model for Physical Data Layout.

    Lehner, W.; Voigt, H.

    In New Trends in Database and Information Systems II - Selected papers of the 18th East European Conference on Advances in Databases and Information Systems and Associated Satellite Events, ADBIS 2014 Ohrid, Macedonia, September 7-10, 2014 Proceedings II.Bassiliades, Nick; Ivanovic, Mirjana; Kon-Popovska, Margita; Manolopoulos, Yannis; Palpanas, Themis; Trajcevski, Goce & Vakali, Athena,85-95,2014.

    @article{,
       author = {Wolfgang Lehner and Hannes Voigt},
       title = {Flexs \&\#8211; A Logical Model for Physical Data Layout},
       booktitle = {New Trends in Database and Information Systems II - Selected papers of the 18th East European Conference on Advances in Databases and Information Systems and Associated Satellite Events, ADBIS 2014 Ohrid, Macedonia, September 7-10, 2014 Proceedings II},
       series = {Advances in Intelligent Systems and Computing},
       volume = {312},
       year = {2014},
       isbn = {978-3-319-10517-8},
       pages = {85--95},
       url = {http://dx.doi.org/10.1007/978-3-319-10518-5_7},
       publisher = {Bassiliades, Nick; Ivanovic, Mirjana; Kon-Popovska, Margita; Manolopoulos, Yannis; Palpanas, Themis; Trajcevski, Goce \& Vakali, Athena}
    }

  • Flexible Relational Data Model – A Common Ground for Schema-Flexible Database Systems.

    Lehner, W.; Voigt, H.

    In Advances in Databases and Information Systems - 18th East European Conference, ADBIS 2014, Ohrid, Macedonia, September 7-10, 2014. Proceedings.Manolopoulos, Yannis; Trajcevski, Goce & Kon-Popovska, Margita,25-38,2014.

    @article{,
       author = {Wolfgang Lehner and Hannes Voigt},
       title = {Flexible Relational Data Model \&\#8211; A Common Ground for Schema-Flexible Database Systems},
       booktitle = {Advances in Databases and Information Systems - 18th East European Conference, ADBIS 2014, Ohrid, Macedonia, September 7-10, 2014. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {8716},
       year = {2014},
       isbn = {978-3-319-10932-9},
       pages = {25--38},
       url = {http://dx.doi.org/10.1007/978-3-319-10933-6_3},
       publisher = {Manolopoulos, Yannis; Trajcevski, Goce \& Kon-Popovska, Margita}
    }

  • ERIS: A NUMA-Aware In-Memory Storage Engine for Analytical Workload.

    Lehner, W.; Habich, D.; Schlegel, B.; Kissinger, T.; Kiefer, T.

    In International Workshop on Accelerating Data Management Systems Using Modern Processor and Storage Architectures - ADMS 2014, Hangzhou, China, September 1, 2014.Bordawekar, Rajesh; Lahiri, Tirthankar; Gedik, Bugra & Lang, Christian A.,74-85,2014.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Benjamin Schlegel and Thomas Kissinger and Tim Kiefer},
       title = {ERIS: A NUMA-Aware In-Memory Storage Engine for Analytical Workload},
       booktitle = {International Workshop on Accelerating Data Management Systems Using Modern Processor and Storage Architectures - ADMS 2014, Hangzhou, China, September 1, 2014.},
       year = {2014},
       pages = {74--85},
       url = {http://www.adms-conf.org/2014/adms14_kissinger.pdf},
       publisher = {Bordawekar, Rajesh; Lahiri, Tirthankar; Gedik, Bugra \& Lang, Christian A.}
    }

  • ERIS live: a NUMA-aware in-memory storage engine for tera-scale multiprocessor systems.

    Lehner, W.; Habich, D.; Schlegel, B.; Kissinger, T.; Kiefer, T.

    In International Conference on Management of Data, SIGMOD 2014, Snowbird, UT, USA, June 22-27, 2014.Dyreson, Curtis E.; Li, Feifei & özsu, M. Tamer,689-692,2014.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Benjamin Schlegel and Thomas Kissinger and Tim Kiefer},
       title = {ERIS live: a NUMA-aware in-memory storage engine for tera-scale multiprocessor systems},
       booktitle = {International Conference on Management of Data, SIGMOD 2014, Snowbird, UT, USA, June 22-27, 2014},
       year = {2014},
       isbn = {978-1-4503-2376-5},
       pages = {689--692},
       url = {http://doi.acm.org/10.1145/2588555.2594524},
       publisher = {Dyreson, Curtis E.; Li, Feifei \& \"{o}zsu, M. Tamer}
    }

  • Energy-Efficient Databases Using Sweet Spot Frequencies

    Energy-Efficient Databases Using Sweet Spot Frequencies.

    Lehner, W.; Kissinger, T.

    In Proceedings of the 7th IEEE/ACM International Conference on Utility and Cloud Computing, UCC 2014, London, United Kingdom, December 8-11, 2014.871-876,2014.

    @article{,
       author = {Wolfgang Lehner and Thomas Kissinger},
       title = {Energy-Efficient Databases Using Sweet Spot Frequencies},
       booktitle = {Proceedings of the 7th IEEE/ACM International Conference on Utility and Cloud Computing, UCC 2014, London, United Kingdom, December 8-11, 2014},
       year = {2014},
       isbn = {978-1-4799-7881-6},
       pages = {871--876},
       url = {http://dx.doi.org/10.1109/UCC.2014.142}
    }

  • ECAST: A Benchmark Framework for Renewable Energy Forecasting Systems.

    Lehner, W.; Habich, D.; Fischer, U.; Kegel, L.; Ulbricht, R.

    In Proceedings of the Workshops of the EDBT/ICDT 2014 Joint Conference (EDBT/ICDT 2014), Athens, Greece, March 28, 2014.Candan, K. Selçcuk; Amer-Yahia, Sihem; Schweikardt, Nicole; Christophides, Vassilis & Leroy, Vincent,148-155,2014.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Ulrike Fischer and Lars Kegel and Robert Ulbricht},
       title = {ECAST: A Benchmark Framework for Renewable Energy Forecasting Systems},
       booktitle = {Proceedings of the Workshops of the EDBT/ICDT 2014 Joint Conference (EDBT/ICDT 2014), Athens, Greece, March 28, 2014.},
       series = {CEUR Workshop Proceedings},
       volume = {1133},
       year = {2014},
       pages = {148--155},
       url = {http://ceur-ws.org/Vol-1133/paper-23.pdf},
       publisher = {Candan, K. Selçcuk; Amer-Yahia, Sihem; Schweikardt, Nicole; Christophides, Vassilis \& Leroy, Vincent}
    }

  • Dynamic fine-grained scheduling for energy-efficient main-memory queries.

    Lehner, W.; Kissinger, T.

    In Tenth International Workshop on Data Management on New Hardware, DaMoN 2014, Snowbird, UT, USA, June 23, 2014.Kemper, Alfons & Pandis, Ippokratis,1:1-1:7,2014.

    @article{,
       author = {Wolfgang Lehner and Thomas Kissinger},
       title = {Dynamic fine-grained scheduling for energy-efficient main-memory queries},
       booktitle = {Tenth International Workshop on Data Management on New Hardware, DaMoN 2014, Snowbird, UT, USA, June 23, 2014},
       year = {2014},
       isbn = {978-1-4503-2971-2},
       pages = {1},
       url = {http://doi.acm.org/10.1145/2619228.2619229},
       publisher = {Kemper, Alfons \& Pandis, Ippokratis}
    }

  • Demonstrating efficient query processing in heterogeneous environments.

    Karnagel, T.; Hille, M.; Ludwig, M.; Habich, D.; Lehner, W.; Heimel, M.; Markl, V.

    In International Conference on Management of Data, SIGMOD 2014, Snowbird, UT, USA, June 22-27, 2014.Dyreson, Curtis E.; Li, Feifei & özsu, M. Tamer,693-696,2014.

    @article{,
       author = {Tomas Karnagel and Matthias Hille and Mario Ludwig and Dirk Habich and Wolfgang Lehner and Max Heimel and Volker Markl},
       title = {Demonstrating efficient query processing in heterogeneous environments},
       booktitle = {International Conference on Management of Data, SIGMOD 2014, Snowbird, UT, USA, June 22-27, 2014},
       year = {2014},
       isbn = {978-1-4503-2376-5},
       pages = {693--696},
       url = {http://doi.acm.org/10.1145/2588555.2594526},
       publisher = {Dyreson, Curtis E.; Li, Feifei \& \"{o}zsu, M. Tamer}
    }

  • Cinderella – Adaptive online partitioning of irregularly structured data.

    Lehner, W.; Voigt, H.; Herrmann, K.

    In Workshops Proceedings of the 30th International Conference on Data Engineering Workshops, ICDE 2014, Chicago, IL, USA, March 31 - April 4, 2014.284-291,2014.

    @article{,
       author = {Wolfgang Lehner and Hannes Voigt and Kai Herrmann},
       title = {Cinderella \&\#8211; Adaptive online partitioning of irregularly structured data},
       booktitle = {Workshops Proceedings of the 30th International Conference on Data Engineering Workshops, ICDE 2014, Chicago, IL, USA, March 31 - April 4, 2014},
       year = {2014},
       isbn = {978-1-4799-3481-2},
       pages = {284--291},
       url = {http://dx.doi.org/10.1109/ICDEW.2014.6818342}
    }

  • An application-specific instruction set for accelerating set-oriented database primitives.

    Lehner, W.; Schlegel, B.; Kissinger, T.

    In International Conference on Management of Data, SIGMOD 2014, Snowbird, UT, USA, June 22-27, 2014.Dyreson, Curtis E.; Li, Feifei & özsu, M. Tamer,767-778,2014.

    @article{,
       author = {Wolfgang Lehner and Benjamin Schlegel and Thomas Kissinger},
       title = {An application-specific instruction set for accelerating set-oriented database primitives},
       booktitle = {International Conference on Management of Data, SIGMOD 2014, Snowbird, UT, USA, June 22-27, 2014},
       year = {2014},
       isbn = {978-1-4503-2376-5},
       pages = {767--778},
       url = {http://doi.acm.org/10.1145/2588555.2593677},
       publisher = {Dyreson, Curtis E.; Li, Feifei \& \"{o}zsu, M. Tamer}
    }

  • A study of partitioning and parallel UDF execution with the SAP HANA database.

    Lehner, W.; Große, P.

    In Conference on Scientific and Statistical Database Management, SSDBM '14, Aalborg, Denmark, June 30 - July 02, 2014.Jensen, Christian S.; Lu, Hua; Pedersen, Torben Bach; Thomsen, Christian & Torp, Kristian,2014.

    @article{,
       author = {Wolfgang Lehner and Philipp Gro\sse},
       title = {A study of partitioning and parallel UDF execution with the SAP HANA database},
       booktitle = {Conference on Scientific and Statistical Database Management, SSDBM '14, Aalborg, Denmark, June 30 - July 02, 2014},
       year = {2014},
       isbn = {978-1-4503-2722-0},
       url = {http://doi.acm.org/10.1145/2618243.2618274},
       publisher = {Jensen, Christian S.; Lu, Hua; Pedersen, Torben Bach; Thomsen, Christian \& Torp, Kristian}
    }

  • A Query, a Minute: Evaluating Performance Isolation in Cloud Databases.

    Lehner, W.; Habich, D.; Kiefer, T.

    In Performance Characterization and Benchmarking. Traditional to Big Data - 6th TPC Technology Conference, TPCTC 2014, Hangzhou, China, September 1-5, 2014. Revised Selected Papers.Nambiar, Raghunath & Poess, Meikel,173-187,2014.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Tim Kiefer},
       title = {A Query, a Minute: Evaluating Performance Isolation in Cloud Databases},
       booktitle = {Performance Characterization and Benchmarking. Traditional to Big Data - 6th TPC Technology Conference, TPCTC 2014, Hangzhou, China, September 1-5, 2014. Revised Selected Papers},
       series = {Lecture Notes in Computer Science},
       volume = {8904},
       year = {2014},
       isbn = {978-3-319-15349-0},
       pages = {173--187},
       url = {http://dx.doi.org/10.1007/978-3-319-15350-6_11},
       publisher = {Nambiar, Raghunath \& Poess, Meikel}
    }

  • A Framework for User-Centered Declarative ETL.

    Theodorou, V.; Abelló, A.; Thiele, M.; Lehner, W.

    In Proceedings of the 17th International Workshop on Data Warehousing and OLAP, DOLAP 2014, Shanghai, China, November 3-7, 2014.Song, Il-Yeol; Simitsis, Alkis & Cuzzocrea, Alfredo,67-70,2014.

    @article{,
       author = {Vasileios Theodorou and Alberto Abelló and Maik Thiele and Wolfgang Lehner},
       title = {A Framework for User-Centered Declarative ETL},
       booktitle = {Proceedings of the 17th International Workshop on Data Warehousing and OLAP, DOLAP 2014, Shanghai, China, November 3-7, 2014},
       year = {2014},
       isbn = {978-1-4503-0999-8},
       pages = {67--70},
       url = {http://doi.acm.org/10.1145/2666158.2666178},
       publisher = {Song, Il-Yeol; Simitsis, Alkis \& Cuzzocrea, Alfredo}
    }

Year 2013 (42 Publications)

  • Setting Goals and Choosing Metrics for Recommender System Evaluations.

    Fabritius, G.; Thiele, M.; Lehner, W.

    In In the Proceedings of the Workshop on User-Centric Evaluation of Recommender Systems and Their Interface (UCERSTI), 5th ACM Recommender Systems conference (RecSys 2010), October 2011, Chigago, USA.2013.

    @article{,
       author = {Gunnar Fabritius and Maik Thiele and Wolfgang Lehner},
       title = {Setting Goals and Choosing Metrics for Recommender System Evaluations},
       booktitle = {In the Proceedings of the Workshop on User-Centric Evaluation of Recommender Systems and Their Interface (UCERSTI), 5th ACM Recommender Systems conference (RecSys 2010), October 2011, Chigago, USA.},
       year = {2013},
       month = {1}
    }

  • Vectorizing Database Column Scans with Complex Predicates.

    Willhalm, T.; Oukid, I.; Müller, I.; Färber, F.

    In International Workshop on Accelerating Data Management Systems Using Modern Processor and Storage Architectures - ADMS 2013, Riva del Garda, Trento, Italy, August 26, 2013. Online Proceedings.2013.

    @{,
       author = {Thomas Willhalm and Ismail Oukid and Ingo M\"{u}ller and Franz F\"{a}rber},
       title = {Vectorizing Database Column Scans with Complex Predicates},
       booktitle = {International Workshop on Accelerating Data Management Systems Using Modern Processor and Storage Architectures - ADMS 2013, Riva del Garda, Trento, Italy, August 26, 2013. Online Proceedings},
       year = {2013},
       month = {1}
    }

  • Towards Integrated Data Analytics: Time Series Forecasting in DBMS.

    Lehner, W.; Rosenthal, F.; Böhm, M.; Fischer, U.; Dannecker, L.

    In Datenbank-Spektrum.45-53,2013.

    @article{,
       author = {Wolfgang Lehner and Frank Rosenthal and Matthias B\"{o}hm and Ulrike Fischer and Lars Dannecker},
       title = {Towards Integrated Data Analytics: Time Series Forecasting in DBMS},
       journal = {Datenbank-Spektrum},
       volume = {13},
       year = {2013},
       pages = {45--53},
       url = {http://dx.doi.org/10.1007/s13222-012-0108-4}
    }

  • The Planning OLAP Model – A Multidimensional Model with Planning Support

    The Planning OLAP Model – A Multidimensional Model with Planning Support.

    Jäksch, B.; Lehner, W.

    In Trans. Large-Scale Data- and Knowledge-Centered Systems.Hameurlain, Abdelkader; Küng, Josef; Wagner, Roland; Cuzzocrea, Alfredo & Dayal, Umeshwar,32-52,2013.

    @article{,
       author = {Bernhard J\"{a}ksch and Wolfgang Lehner},
       title = {The Planning OLAP Model \&\#8211; A Multidimensional Model with Planning Support},
       journal = {Trans. Large-Scale Data- and Knowledge-Centered Systems},
       series = {Lecture Notes in Computer Science},
       volume = {8},
       year = {2013},
       isbn = {978-3-642-37573-6},
       pages = {32--52},
       url = {http://dx.doi.org/10.1007/978-3-642-37574-3_2},
       publisher = {Hameurlain, Abdelkader; K\"{u}ng, Josef; Wagner, Roland; Cuzzocrea, Alfredo \& Dayal, Umeshwar}
    }

  • Special issue on best papers of VLDB 2011.

    Lehner, W.

    In VLDB J.2013.

    @article{,
       author = {Wolfgang Lehner},
       title = {Special issue on best papers of VLDB 2011},
       journal = {VLDB J.},
       volume = {22},
       year = {2013},
       url = {http://dx.doi.org/10.1007/s00778-012-0301-y}
    }

  • SAP HANA: The Evolution from a Modern Main-Memory Data Platform to an Enterprise Application Platform.

    Lehner, W.

    In PVLDB.1184-1185,2013.

    @article{,
       author = {Wolfgang Lehner},
       title = {SAP HANA: The Evolution from a Modern Main-Memory Data Platform to an Enterprise Application Platform},
       journal = {PVLDB},
       volume = {6},
       year = {2013},
       pages = {1184--1185},
       url = {http://www.vldb.org/pvldb/vol6/p1184-sikka.pdf}
    }

  • Report on the second international workshop on energy data management (EnDM 2013).

    Lehner, W.

    In SIGMOD Record.70-72,2013.

    @article{,
       author = {Wolfgang Lehner},
       title = {Report on the second international workshop on energy data management (EnDM 2013)},
       journal = {SIGMOD Record},
       volume = {42},
       year = {2013},
       pages = {70--72},
       url = {http://doi.acm.org/10.1145/2590989.2591002}
    }

  • Report on the first international workshop on energy data management (EnDM 2012).

    Lehner, W.

    In SIGMOD Record.50-52,2013.

    @article{,
       author = {Wolfgang Lehner},
       title = {Report on the first international workshop on energy data management (EnDM 2012)},
       journal = {SIGMOD Record},
       volume = {42},
       year = {2013},
       pages = {50--52},
       url = {http://doi.acm.org/10.1145/2481528.2481539}
    }

  • Optimizing Sample Design for Approximate Query Processing

    Optimizing Sample Design for Approximate Query Processing.

    Lehner, W.; Rösch, P.

    In IJKBO.2013.

    @article{,
       author = {Wolfgang Lehner and Philipp R\"{o}sch},
       title = {Optimizing Sample Design for Approximate Query Processing},
       journal = {IJKBO},
       volume = {3},
       year = {2013},
       url = {http://dx.doi.org/10.4018/ijkbo.2013100101}
    }

  • Non-uniformity issues and workarounds in bounded-size sampling

    Non-uniformity issues and workarounds in bounded-size sampling.

    Lehner, W.; Gemulla, R.

    In VLDB J.753-772,2013.

    @article{,
       author = {Wolfgang Lehner and Rainer Gemulla},
       title = {Non-uniformity issues and workarounds in bounded-size sampling},
       journal = {VLDB J.},
       volume = {22},
       year = {2013},
       pages = {753--772},
       url = {http://dx.doi.org/10.1007/s00778-013-0307-0}
    }

  • Dr. Dean Jacobs.

    Kemper, A.; Lehner, W.

    In Datenbank-Spektrum.71-72,2013.

    @article{,
       author = {Alfons Kemper and Wolfgang Lehner},
       title = {Dr. Dean Jacobs},
       journal = {Datenbank-Spektrum},
       volume = {13},
       year = {2013},
       pages = {71--72},
       url = {http://dx.doi.org/10.1007/s13222-013-0117-y}
    }

  • Transparent Forecasting Strategies in Database Management Systems

    Transparent Forecasting Strategies in Database Management Systems.

    Lehner, W.; Fischer, U.

    In Business Intelligence - Third European Summer School, eBISS 2013, Dagstuhl Castle, Germany, July 7-12, 2013, Tutorial Lectures.Zimányi, Esteban,150-181,2013.

    @article{,
       author = {Wolfgang Lehner and Ulrike Fischer},
       title = {Transparent Forecasting Strategies in Database Management Systems},
       booktitle = {Business Intelligence - Third European Summer School, eBISS 2013, Dagstuhl Castle, Germany, July 7-12, 2013, Tutorial Lectures},
       series = {Lecture Notes in Business Information Processing},
       volume = {172},
       year = {2013},
       isbn = {978-3-319-05460-5},
       pages = {150--181},
       url = {http://dx.doi.org/10.1007/978-3-319-05461-2_5},
       publisher = {Zim\'{a}nyi, Esteban}
    }

  • The HELLS-join: a heterogeneous stream join for extremely large windows.

    Karnagel, T.; Habich, D.; Schlegel, B.; Lehner, W.

    In Proceedings of the Ninth International Workshop on Data Management on New Hardware, DaMoN 1013, New York, NY, USA, June 24, 2013.Johnson, Ryan & Kemper, Alfons,2013.

    @article{,
       author = {Tomas Karnagel and Dirk Habich and Benjamin Schlegel and Wolfgang Lehner},
       title = {The HELLS-join: a heterogeneous stream join for extremely large windows},
       booktitle = {Proceedings of the Ninth International Workshop on Data Management on New Hardware, DaMoN 1013, New York, NY, USA, June 24, 2013},
       year = {2013},
       isbn = {978-1-4503-2196-9},
       url = {http://doi.acm.org/10.1145/2485278.2485280},
       publisher = {Johnson, Ryan \& Kemper, Alfons}
    }

  • The Graph Story of the SAP HANA Database

    The Graph Story of the SAP HANA Database.

    Rudolf, M.; Paradies, M.; Bornhövd, C.; Lehner, W.

    In Datenbanksysteme für Business, Technologie und Web (BTW), 15. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS).403-420,2013.

    @article{,
       author = {Michael Rudolf and Marcus Paradies and Christof Bornh\"{o}vd and Wolfgang Lehner},
       title = {The Graph Story of the SAP HANA Database},
       booktitle = {Datenbanksysteme f\"{u}r Business, Technologie und Web (BTW), 15. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       volume = {214},
       year = {2013},
       isbn = {978-3-88579-608-4},
       pages = {403--420},
       url = {http://www.btw-2013.de/proceedings/The\%20Graph\%20Story\%20of\%20the\%20SAP\%20HANA\%20Database.pdf}
    }

  • SynopSys: large graph analytics in the SAP HANA database through summarization.

    Rudolf, M.; Paradies, M.; Bornhövd, C.; Lehner, W.

    In First International Workshop on Graph Data Management Experiences and Systems, GRADES 2013, co-loated with SIGMOD/PODS 2013, New York, NY, USA, June 24, 2013.Boncz, Peter A. & Neumann, Thomas,2013.

    @article{,
       author = {Michael Rudolf and Marcus Paradies and Christof Bornh\"{o}vd and Wolfgang Lehner},
       title = {SynopSys: large graph analytics in the SAP HANA database through summarization},
       booktitle = {First International Workshop on Graph Data Management Experiences and Systems, GRADES 2013, co-loated with SIGMOD/PODS 2013, New York, NY, USA, June 24, 2013},
       year = {2013},
       isbn = {978-1-4503-2188-4},
       url = {http://event.cwi.nl/grades2013/16-Rudolf.pdf},
       publisher = {Boncz, Peter A. \& Neumann, Thomas}
    }

  • Stream Join Processing on Heterogeneous Processors

    Stream Join Processing on Heterogeneous Processors.

    Karnagel, T.; Schlegel, B.; Habich, D.; Lehner, W.

    In Datenbanksysteme für Business, Technologie und Web (BTW), - Workshopband, 15. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS).17-26,2013.

    @article{,
       author = {Tomas Karnagel and Benjamin Schlegel and Dirk Habich and Wolfgang Lehner},
       title = {Stream Join Processing on Heterogeneous Processors},
       booktitle = {Datenbanksysteme f\"{u}r Business, Technologie und Web (BTW), - Workshopband, 15. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       volume = {216},
       year = {2013},
       isbn = {978-3-88579-610-7},
       pages = {17--26},
       url = {http://www.btw-2013.de/proceedings/Stream\%20Join\%20Processing\%20on\%20Heterogeneous\%20Processors.pdf}
    }

  • SMIX: self-managing indexes for dynamic workloads

    SMIX: self-managing indexes for dynamic workloads.

    Lehner, W.; Voigt, H.; Kissinger, T.

    In Conference on Scientific and Statistical Database Management, SSDBM '13, Baltimore, MD, USA, July 29 - 31, 2013.Szalay, Alex; Budavari, Tamas; Balazinska, Magdalena; Meliou, Alexandra & Sacan, Ahmet,2013.

    @article{,
       author = {Wolfgang Lehner and Hannes Voigt and Thomas Kissinger},
       title = {SMIX: self-managing indexes for dynamic workloads},
       booktitle = {Conference on Scientific and Statistical Database Management, SSDBM '13, Baltimore, MD, USA, July 29 - 31, 2013},
       year = {2013},
       isbn = {978-1-4503-1921-8},
       url = {http://doi.acm.org/10.1145/2484838.2484862},
       publisher = {Szalay, Alex; Budavari, Tamas; Balazinska, Magdalena; Meliou, Alexandra \& Sacan, Ahmet}
    }

  • Scalable frequent itemset mining on many-core processors.

    Schlegel, B.; Karnagel, T.; Kiefer, T.; Lehner, W.

    In Proceedings of the Ninth International Workshop on Data Management on New Hardware, DaMoN 1013, New York, NY, USA, June 24, 2013.Johnson, Ryan & Kemper, Alfons,2013.

    @article{,
       author = {Benjamin Schlegel and Tomas Karnagel and Tim Kiefer and Wolfgang Lehner},
       title = {Scalable frequent itemset mining on many-core processors},
       booktitle = {Proceedings of the Ninth International Workshop on Data Management on New Hardware, DaMoN 1013, New York, NY, USA, June 24, 2013},
       year = {2013},
       isbn = {978-1-4503-2196-9},
       url = {http://doi.acm.org/10.1145/2485278.2485281},
       publisher = {Johnson, Ryan \& Kemper, Alfons}
    }

  • SAP HANA distributed in-memory database system: Transaction, session, and metadata management.

    Lehner, W.

    In 29th IEEE International Conference on Data Engineering, ICDE 2013, Brisbane, Australia, April 8-12, 2013.Jensen, Christian S.; Jermaine, Christopher M. & Zhou, Xiaofang,1165-1173,2013.

    @article{,
       author = {Wolfgang Lehner},
       title = {SAP HANA distributed in-memory database system: Transaction, session, and metadata management},
       booktitle = {29th IEEE International Conference on Data Engineering, ICDE 2013, Brisbane, Australia, April 8-12, 2013},
       year = {2013},
       isbn = {978-1-4673-4909-3},
       pages = {1165--1173},
       url = {http://dx.doi.org/10.1109/ICDE.2013.6544906},
       publisher = {Jensen, Christian S.; Jermaine, Christopher M. \& Zhou, Xiaofang}
    }

  • Rethinking Energy Data Management: Trends and Challenges in Today’s Transforming Markets

    Rethinking Energy Data Management: Trends and Challenges in Today’s Transforming Markets.

    Lehner, W.; Fischer, U.; Ulbricht, R.

    In Datenbanksysteme für Business, Technologie und Web (BTW), 15. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS).421-440,2013.

    @article{,
       author = {Wolfgang Lehner and Ulrike Fischer and Robert Ulbricht},
       title = {Rethinking Energy Data Management: Trends and Challenges in Today\&\#8217;s Transforming Markets},
       booktitle = {Datenbanksysteme f\"{u}r Business, Technologie und Web (BTW), 15. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       volume = {214},
       year = {2013},
       isbn = {978-3-88579-608-4},
       pages = {421--440},
       url = {http://www.btw-2013.de/proceedings/Rethinking\%20Energy\%20Data\%20Management\%20Trends\%20and\%20Challenges\%20in\%20Todays\%20Transforming\%20Markets.pdf}
    }

  • Research challenges for energy data management (panel).

    Lehner, W.

    In Joint 2013 EDBT/ICDT Conferences, EDBT/ICDT '13, Genoa, Italy, March 22, 2013, Workshop Proceedings.Guerrini, Giovanna,273-274,2013.

    @article{,
       author = {Wolfgang Lehner},
       title = {Research challenges for energy data management (panel)},
       booktitle = {Joint 2013 EDBT/ICDT Conferences, EDBT/ICDT '13, Genoa, Italy, March 22, 2013, Workshop Proceedings},
       year = {2013},
       isbn = {978-1-4503-1599-9},
       pages = {273--274},
       url = {http://doi.acm.org/10.1145/2457317.2457362},
       publisher = {Guerrini, Giovanna}
    }

  • Query processing on prefix trees live.

    Lehner, W.; Habich, D.; Schlegel, B.; Kissinger, T.

    In Proceedings of the ACM SIGMOD International Conference on Management of Data, SIGMOD 2013, New York, NY, USA, June 22-27, 2013.Ross, Kenneth A.; Srivastava, Divesh & Papadias, Dimitris,1105-1108,2013.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Benjamin Schlegel and Thomas Kissinger},
       title = {Query processing on prefix trees live},
       booktitle = {Proceedings of the ACM SIGMOD International Conference on Management of Data, SIGMOD 2013, New York, NY, USA, June 22-27, 2013},
       year = {2013},
       isbn = {978-1-4503-2037-5},
       pages = {1105--1108},
       url = {http://doi.acm.org/10.1145/2463676.2463682},
       publisher = {Ross, Kenneth A.; Srivastava, Divesh \& Papadias, Dimitris}
    }

  • QPPT: Query Processing on Prefix Trees

    QPPT: Query Processing on Prefix Trees.

    Lehner, W.; Habich, D.; Schlegel, B.; Kissinger, T.

    In CIDR 2013, Sixth Biennial Conference on Innovative Data Systems Research, Asilomar, CA, USA, January 6-9, 2013, Online Proceedings.2013.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Benjamin Schlegel and Thomas Kissinger},
       title = {QPPT: Query Processing on Prefix Trees},
       booktitle = {CIDR 2013, Sixth Biennial Conference on Innovative Data Systems Research, Asilomar, CA, USA, January 6-9, 2013, Online Proceedings},
       year = {2013},
       url = {http://www.cidrdb.org/cidr2013/Papers/CIDR13_Paper3.pdf}
    }

  • Publish-time data integration for open data platforms.

    Eberius, J.; Damme, P.; Braunschweig, K.; Thiele, M.; Lehner, W.

    In Proceedings of the 2nd International Workshop on Open Data, WOD 2013, Paris, France, June 3, 2013.Christophides, Vassilis & Vodislav, Dan,2013.

    @article{,
       author = {Julian Eberius and Patrick Damme and Katrin Braunschweig and Maik Thiele and Wolfgang Lehner},
       title = {Publish-time data integration for open data platforms},
       booktitle = {Proceedings of the 2nd International Workshop on Open Data, WOD 2013, Paris, France, June 3, 2013},
       year = {2013},
       isbn = {978-1-4503-2020-7},
       url = {http://doi.acm.org/10.1145/2500410.2500413},
       publisher = {Christophides, Vassilis \& Vodislav, Dan}
    }

  • pEDM: online-forecasting for smart energy analytics

    pEDM: online-forecasting for smart energy analytics.

    Lehner, W.; Rösch, P.; Fischer, U.; Dannecker, L.

    In 22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013.He, Qi; Iyengar, Arun; Nejdl, Wolfgang; Pei, Jian & Rastogi, Rajeev,2411-2416,2013.

    @article{,
       author = {Wolfgang Lehner and Philipp R\"{o}sch and Ulrike Fischer and Lars Dannecker},
       title = {pEDM: online-forecasting for smart energy analytics},
       booktitle = {22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013},
       year = {2013},
       isbn = {978-1-4503-2263-8},
       pages = {2411--2416},
       url = {http://doi.acm.org/10.1145/2505515.2505588},
       publisher = {He, Qi; Iyengar, Arun; Nejdl, Wolfgang; Pei, Jian \& Rastogi, Rajeev}
    }

  • pcApriori: scalable apriori for multiprocessor systems.

    Lehner, W.; Schlegel, B.; Kissinger, T.; Kiefer, T.

    In Conference on Scientific and Statistical Database Management, SSDBM '13, Baltimore, MD, USA, July 29 - 31, 2013.Szalay, Alex; Budavari, Tamas; Balazinska, Magdalena; Meliou, Alexandra & Sacan, Ahmet,2013.

    @article{,
       author = {Wolfgang Lehner and Benjamin Schlegel and Thomas Kissinger and Tim Kiefer},
       title = {pcApriori: scalable apriori for multiprocessor systems},
       booktitle = {Conference on Scientific and Statistical Database Management, SSDBM '13, Baltimore, MD, USA, July 29 - 31, 2013},
       year = {2013},
       isbn = {978-1-4503-1921-8},
       url = {http://doi.acm.org/10.1145/2484838.2484879},
       publisher = {Szalay, Alex; Budavari, Tamas; Balazinska, Magdalena; Meliou, Alexandra \& Sacan, Ahmet}
    }

  • Pack Indexing for Time-Constrained In-Memory Query Processing

    Pack Indexing for Time-Constrained In-Memory Query Processing.

    Lehner, W.; Voigt, H.; Jäkel, T.; Kissinger, T.

    In Datenbanksysteme für Business, Technologie und Web (BTW), 15. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS).149-163,2013.

    @article{,
       author = {Wolfgang Lehner and Hannes Voigt and Tobias J\"{a}kel and Thomas Kissinger},
       title = {Pack Indexing for Time-Constrained In-Memory Query Processing},
       booktitle = {Datenbanksysteme f\"{u}r Business, Technologie und Web (BTW), 15. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       volume = {214},
       year = {2013},
       isbn = {978-3-88579-608-4},
       pages = {149--163},
       url = {http://www.btw-2013.de/proceedings/Pack\%20Indexing\%20for\%20TimeConstrained\%20InMemory\%20Query\%20Processing.pdf}
    }

  • Optimized renewable energy forecasting in local distribution networks.

    Lehner, W.; Fischer, U.; Ulbricht, R.

    In Joint 2013 EDBT/ICDT Conferences, EDBT/ICDT '13, Genoa, Italy, March 22, 2013, Workshop Proceedings.Guerrini, Giovanna,262-266,2013.

    @article{,
       author = {Wolfgang Lehner and Ulrike Fischer and Robert Ulbricht},
       title = {Optimized renewable energy forecasting in local distribution networks},
       booktitle = {Joint 2013 EDBT/ICDT Conferences, EDBT/ICDT '13, Genoa, Italy, March 22, 2013, Workshop Proceedings},
       year = {2013},
       isbn = {978-1-4503-1599-9},
       pages = {262--266},
       url = {http://doi.acm.org/10.1145/2457317.2457360},
       publisher = {Guerrini, Giovanna}
    }

  • Main-Memory Centric Data Management – Open Problems and Some Solutions.

    Lehner, W.

    In DATA 2013 - Proceedings of the 2nd International Conference on Data Technologies and Applications, Reykjavík, Iceland, 29 - 31 July, 2013.Helfert, Markus; Francalanci, Chiara & Filipe, Joaquim,2013.

    @article{,
       author = {Wolfgang Lehner},
       title = {Main-Memory Centric Data Management \&\#8211; Open Problems and Some Solutions},
       booktitle = {DATA 2013 - Proceedings of the 2nd International Conference on Data Technologies and Applications, Reykjavík, Iceland, 29 - 31 July, 2013},
       year = {2013},
       isbn = {978-989-8565-67-9},
       publisher = {Helfert, Markus; Francalanci, Chiara \& Filipe, Joaquim}
    }

  • Leveraging flexible data management with graph databases

    Leveraging flexible data management with graph databases.

    Vasilyeva, E.; Thiele, M.; Lehner, W.

    In First International Workshop on Graph Data Management Experiences and Systems, GRADES 2013, co-loated with SIGMOD/PODS 2013, New York, NY, USA, June 24, 2013.Boncz, Peter A. & Neumann, Thomas,2013.

    @article{,
       author = {Elena Vasilyeva and Maik Thiele and Wolfgang Lehner},
       title = {Leveraging flexible data management with graph databases},
       booktitle = {First International Workshop on Graph Data Management Experiences and Systems, GRADES 2013, co-loated with SIGMOD/PODS 2013, New York, NY, USA, June 24, 2013},
       year = {2013},
       isbn = {978-1-4503-2188-4},
       url = {http://event.cwi.nl/grades2013/12-vasilyeva.pdf},
       publisher = {Boncz, Peter A. \& Neumann, Thomas}
    }

  • Forecasting the data cube: A model configuration advisor for multi-dimensional data sets.

    Fischer, U.; Schildt, C.; Hartmann, C.; Lehner, W.

    In 29th IEEE International Conference on Data Engineering, ICDE 2013, Brisbane, Australia, April 8-12, 2013.Jensen, Christian S.; Jermaine, Christopher M. & Zhou, Xiaofang,853-864,2013.

    @article{,
       author = {Ulrike Fischer and Christopher Schildt and Claudio Hartmann and Wolfgang Lehner},
       title = {Forecasting the data cube: A model configuration advisor for multi-dimensional data sets},
       booktitle = {29th IEEE International Conference on Data Engineering, ICDE 2013, Brisbane, Australia, April 8-12, 2013},
       year = {2013},
       isbn = {978-1-4673-4909-3},
       pages = {853--864},
       url = {http://dx.doi.org/10.1109/ICDE.2013.6544880},
       publisher = {Jensen, Christian S.; Jermaine, Christopher M. \& Zhou, Xiaofang}
    }

  • Forecasting in hierarchical environments.

    Lehner, W.; Schlegel, B.; Rösch, P.; Dannecker, L.

    In Conference on Scientific and Statistical Database Management, SSDBM '13, Baltimore, MD, USA, July 29 - 31, 2013.Szalay, Alex; Budavari, Tamas; Balazinska, Magdalena; Meliou, Alexandra & Sacan, Ahmet,2013.

    @article{,
       author = {Wolfgang Lehner and Benjamin Schlegel and Philipp R\"{o}sch and Lars Dannecker},
       title = {Forecasting in hierarchical environments},
       booktitle = {Conference on Scientific and Statistical Database Management, SSDBM '13, Baltimore, MD, USA, July 29 - 31, 2013},
       year = {2013},
       isbn = {978-1-4503-1921-8},
       url = {http://doi.acm.org/10.1145/2484838.2484849},
       publisher = {Szalay, Alex; Budavari, Tamas; Balazinska, Magdalena; Meliou, Alexandra \& Sacan, Ahmet}
    }

  • Experimental Evaluation of NUMA Effects on Database Management Systems

    Experimental Evaluation of NUMA Effects on Database Management Systems.

    Lehner, W.; Schlegel, B.; Kiefer, T.

    In Datenbanksysteme für Business, Technologie und Web (BTW), 15. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS).185-204,2013.

    @article{,
       author = {Wolfgang Lehner and Benjamin Schlegel and Tim Kiefer},
       title = {Experimental Evaluation of NUMA Effects on Database Management Systems},
       booktitle = {Datenbanksysteme f\"{u}r Business, Technologie und Web (BTW), 15. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       volume = {214},
       year = {2013},
       isbn = {978-3-88579-608-4},
       pages = {185--204},
       url = {http://www.btw-2013.de/proceedings/Experimental\%20Evaluation\%20of\%20NUMA\%20Effects\%20on\%20Database\%20Management\%20Systems.pdf}
    }

  • Enhancing Named Entity Extraction by Effectively Incorporating the Crowd

    Enhancing Named Entity Extraction by Effectively Incorporating the Crowd.

    Braunschweig, K.; Thiele, M.; Eberius, J.; Lehner, W.

    In Datenbanksysteme für Business, Technologie und Web (BTW), - Workshopband, 15. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS).181-195,2013.

    @article{,
       author = {Katrin Braunschweig and Maik Thiele and Julian Eberius and Wolfgang Lehner},
       title = {Enhancing Named Entity Extraction by Effectively Incorporating the Crowd},
       booktitle = {Datenbanksysteme f\"{u}r Business, Technologie und Web (BTW), - Workshopband, 15. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       volume = {216},
       year = {2013},
       isbn = {978-3-88579-610-7},
       pages = {181--195},
       url = {http://www.btw-2013.de/proceedings/Enhancing\%20Named\%20Entity\%20Extraction\%20by\%20Effectively\%20Incorporating\%20the\%20Crowd.pdf}
    }

  • Energy-efficient in-memory database computing

    Energy-efficient in-memory database computing.

    Lehner, W.

    In Design, Automation and Test in Europe, DATE 13, Grenoble, France, March 18-22, 2013.Macii, Enrico,470-474,2013.

    @article{,
       author = {Wolfgang Lehner},
       title = {Energy-efficient in-memory database computing},
       booktitle = {Design, Automation and Test in Europe, DATE 13, Grenoble, France, March 18-22, 2013},
       year = {2013},
       isbn = {978-1-4503-2153-2},
       pages = {470--474},
       url = {http://dx.doi.org/10.7873/DATE.2013.105},
       publisher = {Macii, Enrico}
    }

  • Efficient forecasting for hierarchical time series

    Efficient forecasting for hierarchical time series.

    Lehner, W.; Rösch, P.; Dannecker, L.

    In 22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013.He, Qi; Iyengar, Arun; Nejdl, Wolfgang; Pei, Jian & Rastogi, Rajeev,2399-2404,2013.

    @article{,
       author = {Wolfgang Lehner and Philipp R\"{o}sch and Lars Dannecker},
       title = {Efficient forecasting for hierarchical time series},
       booktitle = {22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013},
       year = {2013},
       isbn = {978-1-4503-2263-8},
       pages = {2399--2404},
       url = {http://doi.acm.org/10.1145/2505515.2505622},
       publisher = {He, Qi; Iyengar, Arun; Nejdl, Wolfgang; Pei, Jian \& Rastogi, Rajeev}
    }

  • DrillBeyond: Open-World SQL Queries Using Web Tables

    DrillBeyond: Open-World SQL Queries Using Web Tables.

    Eberius, J.; Thiele, M.; Braunschweig, K.; Lehner, W.

    In Datenbanksysteme für Business, Technologie und Web (BTW), 15. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS).523-526,2013.

    @article{,
       author = {Julian Eberius and Maik Thiele and Katrin Braunschweig and Wolfgang Lehner},
       title = {DrillBeyond: Open-World SQL Queries Using Web Tables},
       booktitle = {Datenbanksysteme f\"{u}r Business, Technologie und Web (BTW), 15. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       volume = {214},
       year = {2013},
       isbn = {978-3-88579-608-4},
       pages = {523--526},
       url = {http://www.btw-2013.de/proceedings/DrillBeyond\%20OpenWorld\%20SQL\%20Queries\%20Using\%20Web\%20Tables.pdf}
    }

  • BUZZARD: a NUMA-aware in-memory indexing system.

    Lehner, W.; Habich, D.; Kissinger, T.

    In Proceedings of the ACM SIGMOD International Conference on Management of Data, SIGMOD 2013, New York, NY, USA, June 22-27, 2013.Ross, Kenneth A.; Srivastava, Divesh & Papadias, Dimitris,1285-1286,2013.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Thomas Kissinger},
       title = {BUZZARD: a NUMA-aware in-memory indexing system},
       booktitle = {Proceedings of the ACM SIGMOD International Conference on Management of Data, SIGMOD 2013, New York, NY, USA, June 22-27, 2013},
       year = {2013},
       isbn = {978-1-4503-2037-5},
       pages = {1285--1286},
       url = {http://doi.acm.org/10.1145/2463676.2465342},
       publisher = {Ross, Kenneth A.; Srivastava, Divesh \& Papadias, Dimitris}
    }

  • Bringing Linear Algebra Objects to Life in a Column-Oriented In-Memory Database

    Bringing Linear Algebra Objects to Life in a Column-Oriented In-Memory Database.

    Lehner, W.; Kernert, D.

    In Proceedings of the 1st International Workshop on In Memory Data Management and Analytics, IMDM 2013, Riva Del Garda, Italy, August 26, 2013.Jagatheesan, Arun; Levandoski, Justin J. & Neumann, Thomas,37-49,2013.

    @article{,
       author = {Wolfgang Lehner and David Kernert},
       title = {Bringing Linear Algebra Objects to Life in a Column-Oriented In-Memory Database},
       booktitle = {Proceedings of the 1st International Workshop on In Memory Data Management and Analytics, IMDM 2013, Riva Del Garda, Italy, August 26, 2013.},
       year = {2013},
       pages = {37--49},
       url = {http://www-db.in.tum.de/other/imdm2013/papers/Kernert.pdf},
       publisher = {Jagatheesan, Arun; Levandoski, Justin J. \& Neumann, Thomas}
    }

  • Bringing Linear Algebra Objects to Life in a Column-Oriented In-Memory Database

    Bringing Linear Algebra Objects to Life in a Column-Oriented In-Memory Database.

    Lehner, W.; Kernert, D.

    In In Memory Data Management and Analysis - First and Second International Workshops, IMDM 2013, Riva del Garda, Italy, August 26, 2013, IMDM 2014, Hongzhou, China, September 1, 2014, Revised Selected Papers.Jagatheesan, Arun; Levandoski, Justin J.; Neumann, Thomas & Pavlo, Andrew,44-55,2013.

    @article{,
       author = {Wolfgang Lehner and David Kernert},
       title = {Bringing Linear Algebra Objects to Life in a Column-Oriented In-Memory Database},
       booktitle = {In Memory Data Management and Analysis - First and Second International Workshops, IMDM 2013, Riva del Garda, Italy, August 26, 2013, IMDM 2014, Hongzhou, China, September 1, 2014, Revised Selected Papers},
       series = {Lecture Notes in Computer Science},
       volume = {8921},
       year = {2013},
       isbn = {978-3-319-13959-3},
       pages = {44--55},
       url = {http://dx.doi.org/10.1007/978-3-319-13960-9_4},
       publisher = {Jagatheesan, Arun; Levandoski, Justin J.; Neumann, Thomas \& Pavlo, Andrew}
    }

  • Advanced Analytics with the SAP HANA Database.

    Lehner, W.; Große, P.

    In DATA 2013 - Proceedings of the 2nd International Conference on Data Technologies and Applications, Reykjavík, Iceland, 29 - 31 July, 2013.Helfert, Markus; Francalanci, Chiara & Filipe, Joaquim,61-71,2013.

    @article{,
       author = {Wolfgang Lehner and Philipp Gro\sse},
       title = {Advanced Analytics with the SAP HANA Database},
       booktitle = {DATA 2013 - Proceedings of the 2nd International Conference on Data Technologies and Applications, Reykjavík, Iceland, 29 - 31 July, 2013},
       year = {2013},
       isbn = {978-989-8565-67-9},
       pages = {61--71},
       url = {http://dx.doi.org/10.5220/0004430800610071},
       publisher = {Helfert, Markus; Francalanci, Chiara \& Filipe, Joaquim}
    }

  • DeExcelerator: a framework for extracting relational data from partially structured documents.

    Eberius, J.; Werner, C.; Thiele, M.; Braunschweig, K.; Dannecker, L.; Lehner, W.

    In 22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013.He, Qi; Iyengar, Arun; Nejdl, Wolfgang; Pei, Jian & Rastogi, Rajeev,2477-2480,2013.Links: https://dl.acm.org/citation.cfm?id=2508210.

    @article{,
       author = {Julian Eberius and Christoper Werner and Maik Thiele and Katrin Braunschweig and Lars Dannecker and Wolfgang Lehner},
       title = {DeExcelerator: a framework for extracting relational data from partially structured documents},
       booktitle = {22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013},
       year = {2013},
       isbn = {978-1-4503-2263-8},
       pages = {2477--2480},
       numpages = {4},
       url = {http://doi.acm.org/10.1145/2505515.2508210},
       publisher = {He, Qi; Iyengar, Arun; Nejdl, Wolfgang; Pei, Jian \& Rastogi, Rajeev}
    }

Year 2012 (27 Publications)

  • Data-Warehousing 3.0 – Die Rolle von Data-Warehouse-Systemen auf Basis von In-Memory-Technologie

    Data-Warehousing 3.0 – Die Rolle von Data-Warehouse-Systemen auf Basis von In-Memory-Technologie.

    Thiele, M.; Lehner, W.; Habich, D.

    In Innovative Unternehmensanwendungen mit In-Memory Data Management.IMDM'12GI,57-68,2012.

    @article{,
       author = {Maik Thiele and Wolfgang Lehner and Dirk Habich},
       title = {Data-Warehousing 3.0 \&\#8211; Die Rolle von Data-Warehouse-Systemen auf Basis von In-Memory-Technologie},
       booktitle = {Innovative Unternehmensanwendungen mit In-Memory Data Management},
       series = {LNI},
       year = {2012},
       month = {12},
       isbn = {978-3-88579-287-1},
       pages = {57--68},
       publisher = {GI}
    }

  • Real-Time BI and Situational Analysis

    Real-Time BI and Situational Analysis.

    Thiele, M.; Lehner, W.

    In Business Intelligence Applications and the Web: Models, Systems and Technologies.IGI-Global,285-309,2012.

    @inbook{,
       author = {Maik Thiele and Wolfgang Lehner},
       title = {Real-Time BI and Situational Analysis},
       booktitle = {Business Intelligence Applications and the Web: Models, Systems and Technologies},
       year = {2012},
       month = {1},
       pages = {285--309},
       numpages = {25},
       url = {http://dx.doi.org/10.4018/978-1-61350-038-5.ch013},
       publisher = {IGI-Global}
    }

  • The State of Open Data – Limits of Current Open Data Platforms

    The State of Open Data – Limits of Current Open Data Platforms.

    Braunschweig, K.; Eberius, J.; Thiele, M.; Lehner, W.

    In Web Science Track at WWW'12, Lyon, France, April 16-20, 2012.2012.

    @article{,
       author = {Katrin Braunschweig and Julian Eberius and Maik Thiele and Wolfgang Lehner},
       title = {The State of Open Data \&\#8211; Limits of Current Open Data Platforms},
       booktitle = {Web Science Track at WWW'12, Lyon, France, April 16-20, 2012},
       year = {2012},
       month = {1}
    }

  • Explorative Multi-View Clustering Using Frequent-Groupings

    Explorative Multi-View Clustering Using Frequent-Groupings.

    Habich, D.; Hahmann, M.; Lehner, W.

    In 3rd MultiClust Workshop: Discovering, Summarizing and Using Multiple Clusterings, MultiClust '12, in conjunction with SDM 2012, Anaheim, CA, USA, April 28, 2012, Anaheim, CA, USA, April 28, 2012.31-38,2012.

    @{,
       author = {Dirk Habich and Martin Hahmann and Wolfgang Lehner},
       title = {Explorative Multi-View Clustering Using Frequent-Groupings},
       booktitle = {3rd MultiClust Workshop: Discovering, Summarizing and Using Multiple Clusterings, MultiClust '12, in conjunction with SDM 2012, Anaheim, CA, USA, April 28, 2012, Anaheim, CA, USA, April 28, 2012.},
       year = {2012},
       month = {1},
       pages = {31--38}
    }

  • The SAP HANA Database – An Architecture Overview

    The SAP HANA Database – An Architecture Overview.

    Lehner, W.; Große, P.

    In IEEE Data Eng. Bull.28-33,2012.

    @article{,
       author = {Wolfgang Lehner and Philipp Gro\sse},
       title = {The SAP HANA Database \&\#8211; An Architecture Overview},
       journal = {IEEE Data Eng. Bull.},
       volume = {35},
       year = {2012},
       pages = {28--33},
       url = {http://sites.computer.org/debull/A12mar/hana.pdf}
    }

  • Special section on large-scale analytics

    Special section on large-scale analytics.

    Lehner, W.

    In VLDB J.587-588,2012.

    @article{,
       author = {Wolfgang Lehner},
       title = {Special section on large-scale analytics},
       journal = {VLDB J.},
       volume = {21},
       year = {2012},
       pages = {587--588},
       url = {http://dx.doi.org/10.1007/s00778-012-0291-9}
    }

  • OPEN – Enabling Non-expert Users to Extract, Integrate, and Analyze Open Data.

    Lehner, W.; Thiele, M.; Eberius, J.; Braunschweig, K.

    In Datenbank-Spektrum.121-130,2012.

    @article{,
       author = {Wolfgang Lehner and Maik Thiele and Julian Eberius and Katrin Braunschweig},
       title = {OPEN \&\#8211; Enabling Non-expert Users to Extract, Integrate, and Analyze Open Data},
       journal = {Datenbank-Spektrum},
       volume = {12},
       year = {2012},
       pages = {121--130},
       url = {http://dx.doi.org/10.1007/s13222-012-0091-9}
    }

  • Model-based Integration of Past & Future in TimeTravel.

    Lehner, W.; Fischer, U.

    In PVLDB.1974-1977,2012.

    @article{,
       author = {Wolfgang Lehner and Ulrike Fischer},
       title = {Model-based Integration of Past \& Future in TimeTravel},
       journal = {PVLDB},
       volume = {5},
       year = {2012},
       pages = {1974--1977},
       url = {http://vldb.org/pvldb/vol5/p1974_mohamedekhalefa_vldb2012.pdf}
    }

  • Frontiers in Crowdsourced Data Integration.

    Braunschweig, K.; Eberius, J.; Thiele, M.; Lehner, W.

    In it - Information Technology.130-137,2012.

    @article{,
       author = {Katrin Braunschweig and Julian Eberius and Maik Thiele and Wolfgang Lehner},
       title = {Frontiers in Crowdsourced Data Integration},
       journal = {it - Information Technology},
       volume = {54},
       year = {2012},
       pages = {130--137},
       url = {http://dx.doi.org/10.1524/itit.2012.0673}
    }

  • DrillBeyond: Enabling Business Analysts to Explore the Web of Open Data.

    Eberius, J.; Thiele, M.; Braunschweig, K.; Lehner, W.

    In PVLDB.1978-1981,2012.

    @article{,
       author = {Julian Eberius and Maik Thiele and Katrin Braunschweig and Wolfgang Lehner},
       title = {DrillBeyond: Enabling Business Analysts to Explore the Web of Open Data},
       journal = {PVLDB},
       volume = {5},
       year = {2012},
       pages = {1978--1981},
       url = {http://vldb.org/pvldb/vol5/p1978_julianeberius_vldb2012.pdf}
    }

  • Die Datenbankforschungsgruppe der Technischen Universität Dresden stellt sich vor.

    Lehner, W.

    In Datenbank-Spektrum.141-144,2012.

    @article{,
       author = {Wolfgang Lehner},
       title = {Die Datenbankforschungsgruppe der Technischen Universit\"{a}t Dresden stellt sich vor},
       journal = {Datenbank-Spektrum},
       volume = {12},
       year = {2012},
       pages = {141--144},
       url = {http://dx.doi.org/10.1007/s13222-012-0095-5}
    }

  • A high-throughput in-memory index, durable on flash-based SSD: insights into the winning solution of the SIGMOD programming contest 2011.

    Lehner, W.; Habich, D.; Schlegel, B.; Kissinger, T.; Böhm, M.

    In SIGMOD Record.44-50,2012.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Benjamin Schlegel and Thomas Kissinger and Matthias B\"{o}hm},
       title = {A high-throughput in-memory index, durable on flash-based SSD: insights into the winning solution of the SIGMOD programming contest 2011},
       journal = {SIGMOD Record},
       volume = {41},
       year = {2012},
       pages = {44--50},
       url = {http://doi.acm.org/10.1145/2380776.2380788}
    }

  • SMIX Live – A Self-Managing Index Infrastructure for Dynamic Workloads

    SMIX Live – A Self-Managing Index Infrastructure for Dynamic Workloads.

    Lehner, W.; Voigt, H.; Kissinger, T.

    In IEEE 28th International Conference on Data Engineering (ICDE 2012), Washington, DC, USA (Arlington, Virginia), 1-5 April, 2012.Kementsietsidis, Anastasios & Salles, Marcos Antonio Vaz,1225-1228,2012.

    @article{,
       author = {Wolfgang Lehner and Hannes Voigt and Thomas Kissinger},
       title = {SMIX Live \&\#8211; A Self-Managing Index Infrastructure for Dynamic Workloads},
       booktitle = {IEEE 28th International Conference on Data Engineering (ICDE 2012), Washington, DC, USA (Arlington, Virginia), 1-5 April, 2012},
       year = {2012},
       isbn = {978-0-7695-4747-3},
       pages = {1225--1228},
       url = {http://dx.doi.org/10.1109/ICDE.2012.9},
       publisher = {Kementsietsidis, Anastasios \& Salles, Marcos Antonio Vaz}
    }

  • Sample-based forecasting exploiting hierarchical time series.

    Lehner, W.; Rosenthal, F.; Fischer, U.

    In 16th International Database Engineering & Applications Symposium, IDEAS '12, Prague, Czech Republic, August 8-10, 2012.Desai, Bipin C.; Pokorný, Jaroslav & Bernardino, Jorge,120-129,2012.

    @article{,
       author = {Wolfgang Lehner and Frank Rosenthal and Ulrike Fischer},
       title = {Sample-based forecasting exploiting hierarchical time series},
       booktitle = {16th International Database Engineering \& Applications Symposium, IDEAS '12, Prague, Czech Republic, August 8-10, 2012},
       year = {2012},
       isbn = {978-1-4503-1234-9},
       pages = {120--129},
       url = {http://doi.acm.org/10.1145/2351476.2351490},
       publisher = {Desai, Bipin C.; Pokorný, Jaroslav \& Bernardino, Jorge}
    }

  • Real-Time Business Intelligence in the MIRABEL Smart Grid System.

    Lehner, W.; Fischer, U.

    In Enabling Real-Time Business Intelligence - 6th International Workshop, BIRTE 2012, Held at the 38th International Conference on Very Large Databases, VLDB 2012, Istanbul, Turkey, August 27, 2012, Revised Selected Papers.Castellanos, Malú; Dayal, Umeshwar & Rundensteiner, Elke A.,2012.

    @article{,
       author = {Wolfgang Lehner and Ulrike Fischer},
       title = {Real-Time Business Intelligence in the MIRABEL Smart Grid System},
       booktitle = {Enabling Real-Time Business Intelligence - 6th International Workshop, BIRTE 2012, Held at the 38th International Conference on Very Large Databases, VLDB 2012, Istanbul, Turkey, August 27, 2012, Revised Selected Papers},
       series = {Lecture Notes in Business Information Processing},
       volume = {154},
       year = {2012},
       isbn = {978-3-642-39871-1},
       url = {http://dx.doi.org/10.1007/978-3-642-39872-8_1},
       publisher = {Castellanos, Malú; Dayal, Umeshwar \& Rundensteiner, Elke A.}
    }

  • Pathways to servers of the future

    Pathways to servers of the future.

    Lehner, W.

    In 2012 Design, Automation & Test in Europe Conference & Exhibition, DATE 2012, Dresden, Germany, March 12-16, 2012.Rosenstiel, Wolfgang & Thiele, Lothar,1161-1166,2012.

    @article{,
       author = {Wolfgang Lehner},
       title = {Pathways to servers of the future},
       booktitle = {2012 Design, Automation \& Test in Europe Conference \& Exhibition, DATE 2012, Dresden, Germany, March 12-16, 2012},
       year = {2012},
       isbn = {978-1-4577-2145-8},
       pages = {1161--1166},
       url = {http://dx.doi.org/10.1109/DATE.2012.6176577},
       publisher = {Rosenstiel, Wolfgang \& Thiele, Lothar}
    }

  • Partitioning and Multi-core Parallelization of Multi-equation Forecast Models.

    Lehner, W.; Böhm, M.; Dannecker, L.

    In Scientific and Statistical Database Management - 24th International Conference, SSDBM 2012, Chania, Crete, Greece, June 25-27, 2012. Proceedings.Ailamaki, Anastasia & Bowers, Shawn,106-123,2012.

    @article{,
       author = {Wolfgang Lehner and Matthias B\"{o}hm and Lars Dannecker},
       title = {Partitioning and Multi-core Parallelization of Multi-equation Forecast Models},
       booktitle = {Scientific and Statistical Database Management - 24th International Conference, SSDBM 2012, Chania, Crete, Greece, June 25-27, 2012. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {7338},
       year = {2012},
       isbn = {978-3-642-31234-2},
       pages = {106--123},
       url = {http://dx.doi.org/10.1007/978-3-642-31235-9_7},
       publisher = {Ailamaki, Anastasia \& Bowers, Shawn}
    }

  • Optimizing Notifications of Subscription-Based Forecast Queries.

    Lehner, W.; Böhm, M.; Fischer, U.

    In Scientific and Statistical Database Management - 24th International Conference, SSDBM 2012, Chania, Crete, Greece, June 25-27, 2012. Proceedings.Ailamaki, Anastasia & Bowers, Shawn,449-466,2012.

    @article{,
       author = {Wolfgang Lehner and Matthias B\"{o}hm and Ulrike Fischer},
       title = {Optimizing Notifications of Subscription-Based Forecast Queries},
       booktitle = {Scientific and Statistical Database Management - 24th International Conference, SSDBM 2012, Chania, Crete, Greece, June 25-27, 2012. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {7338},
       year = {2012},
       isbn = {978-3-642-31234-2},
       pages = {449--466},
       url = {http://dx.doi.org/10.1007/978-3-642-31235-9_30},
       publisher = {Ailamaki, Anastasia \& Bowers, Shawn}
    }

  • MulTe: A Multi-Tenancy Database Benchmark Framework.

    Lehner, W.; Schlegel, B.; Kiefer, T.

    In TPCTC.92-107,2012.

    @article{,
       author = {Wolfgang Lehner and Benjamin Schlegel and Tim Kiefer},
       title = {MulTe: A Multi-Tenancy Database Benchmark Framework},
       booktitle = {TPCTC},
       year = {2012},
       pages = {92--107},
       url = {http://dx.doi.org/10.1007/978-3-642-36727-4_7}
    }

  • KISS-Tree: smart latch-free in-memory indexing on modern architectures.

    Lehner, W.; Habich, D.; Schlegel, B.; Kissinger, T.

    In Proceedings of the Eighth International Workshop on Data Management on New Hardware, DaMoN 2012, Scottsdale, AZ, USA, May 21, 2012.Chen, Shimin & Harizopoulos, Stavros,16-23,2012.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Benjamin Schlegel and Thomas Kissinger},
       title = {KISS-Tree: smart latch-free in-memory indexing on modern architectures},
       booktitle = {Proceedings of the Eighth International Workshop on Data Management on New Hardware, DaMoN 2012, Scottsdale, AZ, USA, May 21, 2012},
       year = {2012},
       isbn = {978-1-4503-1445-9},
       pages = {16--23},
       url = {http://doi.acm.org/10.1145/2236584.2236587},
       publisher = {Chen, Shimin \& Harizopoulos, Stavros}
    }

  • Flexible Information Management, Exploration and Analysis in SAP HANA.

    Lehner, W.; Voigt, H.

    In DATA 2012 - Proceedings of the International Conference on Data Technologies and Applications, Rome, Italy, 25-27 July, 2012.Helfert, Markus; Francalanci, Chiara & Filipe, Joaquim,15-28,2012.

    @article{,
       author = {Wolfgang Lehner and Hannes Voigt},
       title = {Flexible Information Management, Exploration and Analysis in SAP HANA},
       booktitle = {DATA 2012 - Proceedings of the International Conference on Data Technologies and Applications, Rome, Italy, 25-27 July, 2012},
       year = {2012},
       isbn = {978-989-8565-18-1},
       pages = {15--28},
       publisher = {Helfert, Markus; Francalanci, Chiara \& Filipe, Joaquim}
    }

  • F2DB: The Flash-Forward Database System.

    Lehner, W.; Rosenthal, F.; Fischer, U.

    In IEEE 28th International Conference on Data Engineering (ICDE 2012), Washington, DC, USA (Arlington, Virginia), 1-5 April, 2012.Kementsietsidis, Anastasios & Salles, Marcos Antonio Vaz,1245-1248,2012.

    @article{,
       author = {Wolfgang Lehner and Frank Rosenthal and Ulrike Fischer},
       title = {F2DB: The Flash-Forward Database System},
       booktitle = {IEEE 28th International Conference on Data Engineering (ICDE 2012), Washington, DC, USA (Arlington, Virginia), 1-5 April, 2012},
       year = {2012},
       isbn = {978-0-7695-4747-3},
       pages = {1245--1248},
       url = {http://dx.doi.org/10.1109/ICDE.2012.117},
       publisher = {Kementsietsidis, Anastasios \& Salles, Marcos Antonio Vaz}
    }

  • Efficient transaction processing in SAP HANA database: the end of a column store myth.

    Lehner, W.

    In Proceedings of the ACM SIGMOD International Conference on Management of Data, SIGMOD 2012, Scottsdale, AZ, USA, May 20-24, 2012.Candan, K. Selçcuk; Chen, Yi; Snodgrass, Richard T.; Gravano, Luis & Fuxman, Ariel,731-742,2012.

    @article{,
       author = {Wolfgang Lehner},
       title = {Efficient transaction processing in SAP HANA database: the end of a column store myth},
       booktitle = {Proceedings of the ACM SIGMOD International Conference on Management of Data, SIGMOD 2012, Scottsdale, AZ, USA, May 20-24, 2012},
       year = {2012},
       isbn = {978-1-4503-1247-9},
       pages = {731--742},
       url = {http://doi.acm.org/10.1145/2213836.2213946},
       publisher = {Candan, K. Selçcuk; Chen, Yi; Snodgrass, Richard T.; Gravano, Luis \& Fuxman, Ariel}
    }

  • Efficient Integration of External Information into Forecast Models from the Energy Domain.

    Lehner, W.; Böhm, M.; Vasilyeva, E.; Dannecker, L.

    In Advances in Databases and Information Systems - 16th East European Conference, ADBIS 2012, Poznań, Poland, September 18-21, 2012. Proceedings.Morzy, Tadeusz; Härder, Theo & Wrembel, Robert,139-152,2012.

    @article{,
       author = {Wolfgang Lehner and Matthias B\"{o}hm and Elena Vasilyeva and Lars Dannecker},
       title = {Efficient Integration of External Information into Forecast Models from the Energy Domain},
       booktitle = {Advances in Databases and Information Systems - 16th East European Conference, ADBIS 2012, Poznań, Poland, September 18-21, 2012. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {7503},
       year = {2012},
       isbn = {978-3-642-33073-5},
       pages = {139--152},
       url = {http://dx.doi.org/10.1007/978-3-642-33074-2_11},
       publisher = {Morzy, Tadeusz; H\"{a}rder, Theo \& Wrembel, Robert}
    }

  • Data management in the MIRABEL smart grid system.

    Lehner, W.; Böhm, M.; Fischer, U.; Dannecker, L.

    In Proceedings of the 2012 Joint EDBT/ICDT Workshops, Berlin, Germany, March 30, 2012.Srivastava, Divesh & Ari, Ismail,95-102,2012.

    @article{,
       author = {Wolfgang Lehner and Matthias B\"{o}hm and Ulrike Fischer and Lars Dannecker},
       title = {Data management in the MIRABEL smart grid system},
       booktitle = {Proceedings of the 2012 Joint EDBT/ICDT Workshops, Berlin, Germany, March 30, 2012},
       year = {2012},
       isbn = {978-1-4503-1143-4},
       pages = {95--102},
       url = {http://doi.acm.org/10.1145/2320765.2320797},
       publisher = {Srivastava, Divesh \& Ari, Ismail}
    }

  • Adaptive Index Buffer.

    Lehner, W.; Voigt, H.; Jäkel, T.; Kissinger, T.

    In Workshops Proceedings of the IEEE 28th International Conference on Data Engineering, ICDE 2012, Arlington, VA, USA, April 1-5, 2012.Kementsietsidis, Anastasios & Salles, Marcos Antonio Vaz,308-314,2012.

    @article{,
       author = {Wolfgang Lehner and Hannes Voigt and Tobias J\"{a}kel and Thomas Kissinger},
       title = {Adaptive Index Buffer},
       booktitle = {Workshops Proceedings of the IEEE 28th International Conference on Data Engineering, ICDE 2012, Arlington, VA, USA, April 1-5, 2012},
       year = {2012},
       isbn = {978-1-4673-1640-8},
       pages = {308--314},
       url = {http://dx.doi.org/10.1109/ICDEW.2012.39},
       publisher = {Kementsietsidis, Anastasios \& Salles, Marcos Antonio Vaz}
    }

  • Identifying And Weighting Integration Hypotheses On Open Data Platforms

    Identifying And Weighting Integration Hypotheses On Open Data Platforms.

    Eberius, J.; Braunschweig, K.; Thiele, M.; Lehner, W.

    In Proceedings of the First International Workshop on Open Data.ACM,2012.

    @article{,
       author = {Julian Eberius and Katrin Braunschweig and Maik Thiele and Wolfgang Lehner},
       title = {Identifying And Weighting Integration Hypotheses On Open Data Platforms},
       booktitle = {Proceedings of the First International Workshop on Open Data},
       year = {2012},
       isbn = {978-1-4503-1404-6},
       location = {Nantes, France},
       numpages = {8},
       url = {http://doi.acm.org/10.1145/2422604.2422608},
       acmid = {2422608},
       publisher = {ACM},
       address = {New York, NY, USA},
       keywords = {crowdsourcing, data integration, open data platforms}
    }

Year 2011 (28 Publications)

  • Energy-aware Data Stream Management

    Energy-aware Data Stream Management.

    Thiele, M.; Lehner, W.

    In First International Conference on Smart Grids, Green Communications and IT Energy-aware Technologies, Venice/Mestre, Italy.169-172,2011.

    @article{,
       author = {Maik Thiele and Wolfgang Lehner},
       title = {Energy-aware Data Stream Management},
       booktitle = {First International Conference on Smart Grids, Green Communications and IT Energy-aware Technologies, Venice/Mestre, Italy},
       year = {2011},
       month = {5},
       isbn = { 978-1-61208-136-6},
       pages = {169--172},
       keywords = {Data stream management, Energy-awareness, Synopses, Anytime Algorithm}
    }

  • SAP HANA database: data management for modern business applications.

    Lehner, W.

    In SIGMOD Record.45-51,2011.

    @article{,
       author = {Wolfgang Lehner},
       title = {SAP HANA database: data management for modern business applications},
       journal = {SIGMOD Record},
       volume = {40},
       year = {2011},
       pages = {45--51},
       url = {http://doi.acm.org/10.1145/2094114.2094126}
    }

  • Resiliency-Aware Data Management.

    Lehner, W.; Böhm, M.; Fetzer, C.

    In PVLDB.1462-1465,2011.

    @article{,
       author = {Wolfgang Lehner and Matthias B\"{o}hm and Christof Fetzer},
       title = {Resiliency-Aware Data Management},
       journal = {PVLDB},
       volume = {4},
       year = {2011},
       pages = {1462--1465},
       url = {http://www.vldb.org/pvldb/vol4/p1462-boehm.pdf}
    }

  • Letter from the VLDB 2011 Research Track Co-Chair.

    Lehner, W.

    In PVLDB.2011.

    @article{,
       author = {Wolfgang Lehner},
       title = {Letter from the VLDB 2011 Research Track Co-Chair},
       journal = {PVLDB},
       volume = {4},
       year = {2011},
       url = {http://vldb.org/pvldb/vol4/frontmatterVol4No5.pdf}
    }

  • In-Memory-Datenmanagement in betrieblichen Anwendungssystemen

    In-Memory-Datenmanagement in betrieblichen Anwendungssystemen.

    Lehner, W.

    In Wirtschaftsinformatik.383-390,2011.

    @article{,
       author = {Wolfgang Lehner},
       title = {In-Memory-Datenmanagement in betrieblichen Anwendungssystemen},
       journal = {Wirtschaftsinformatik},
       volume = {53},
       year = {2011},
       pages = {383--390},
       url = {http://dx.doi.org/10.1007/s11576-011-0296-9}
    }

  • In-memory Databases in Business Information Systems

    In-memory Databases in Business Information Systems.

    Lehner, W.

    In Business & Information Systems Engineering.389-395,2011.

    @article{,
       author = {Wolfgang Lehner},
       title = {In-memory Databases in Business Information Systems},
       journal = {Business \& Information Systems Engineering},
       volume = {3},
       year = {2011},
       pages = {389--395},
       url = {http://dx.doi.org/10.1007/s12599-011-0188-y}
    }

  • Echtzeit-Data-Warehouse-Systeme.

    Thiele, M.; Lehner, W.

    In Datenbank-Spektrum.207-211,2011.

    @article{,
       author = {Maik Thiele and Wolfgang Lehner},
       title = {Echtzeit-Data-Warehouse-Systeme},
       journal = {Datenbank-Spektrum},
       volume = {11},
       year = {2011},
       pages = {207--211},
       url = {http://dx.doi.org/10.1007/s13222-011-0067-1}
    }

  • Cost-based vectorization of instance-based integration processes.

    Böhm, M.; Preissler, S.; Habich, D.; Lehner, W.; Wloka, U.

    In Inf. Syst.2011.

    @article{,
       author = {Matthias B\"{o}hm and Steffen Preissler and Dirk Habich and Wolfgang Lehner and Uwe Wloka},
       title = {Cost-based vectorization of instance-based integration processes},
       journal = {Inf. Syst.},
       volume = {36},
       year = {2011},
       url = {http://dx.doi.org/10.1016/j.is.2010.06.007}
    }

  • Bridging Two Worlds with RICE Integrating R into the SAP In-Memory Computing Engine.

    Lehner, W.; Große, P.

    In PVLDB.1307-1317,2011.

    @article{,
       author = {Wolfgang Lehner and Philipp Gro\sse},
       title = {Bridging Two Worlds with RICE Integrating R into the SAP In-Memory Computing Engine},
       journal = {PVLDB},
       volume = {4},
       year = {2011},
       pages = {1307--1317},
       url = {http://www.vldb.org/pvldb/vol4/p1307-grosse.pdf}
    }

  • Touch it, Mine it, View it, Shape it.

    Lehner, W.; Habich, D.; Hahmann, M.

    In Datenbanksysteme für Business, Technologie und Web (BTW), 14. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS).746-749,2011.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Martin Hahmann},
       title = {Touch it, Mine it, View it, Shape it},
       booktitle = {Datenbanksysteme f\"{u}r Business, Technologie und Web (BTW), 14. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       volume = {180},
       year = {2011},
       isbn = {978-3-88579-274-1},
       pages = {746--749},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings180/article17.html}
    }

  • The Planning OLAP Model – A Multidimensional Model with Planning Support.

    Jäksch, B.; Lehner, W.

    In Data Warehousing and Knowledge Discovery - 13th International Conference, DaWaK 2011, Toulouse, France, August 29-September 2,2011. Proceedings.Cuzzocrea, Alfredo & Dayal, Umeshwar,14-25,2011.

    @article{,
       author = {Bernhard J\"{a}ksch and Wolfgang Lehner},
       title = {The Planning OLAP Model \&\#8211; A Multidimensional Model with Planning Support},
       booktitle = {Data Warehousing and Knowledge Discovery - 13th International Conference, DaWaK 2011, Toulouse, France, August 29-September 2,2011. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {6862},
       year = {2011},
       isbn = {978-3-642-23543-6},
       pages = {14--25},
       url = {http://dx.doi.org/10.1007/978-3-642-23544-3_2},
       publisher = {Cuzzocrea, Alfredo \& Dayal, Umeshwar}
    }

  • Sprachraumerstellung als Bestandteil der Geschäftsprozessmodellierung in SOA

    Sprachraumerstellung als Bestandteil der Geschäftsprozessmodellierung in SOA.

    Lehner, W.; Habich, D.

    In Qualität und Effizienz durch informationsgestützte Landwirtschaft, Fokus: Moderne Weinwirtschaft. Referate der 31. GIL-Jahrestagung, 24. - 25. Februar 2011 in Oppenheim, Germany.Clasen, Michael; Schätzel, Otto & Theuvsen, Brigitte,81-84,2011.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich},
       title = {Sprachraumerstellung als Bestandteil der Gesch\"{a}ftsprozessmodellierung in SOA},
       booktitle = {Qualit\"{a}t und Effizienz durch informationsgest\"{u}tzte Landwirtschaft, Fokus: Moderne Weinwirtschaft. Referate der 31. GIL-Jahrestagung, 24. - 25. Februar 2011 in Oppenheim, Germany},
       series = {LNI},
       volume = {181},
       year = {2011},
       isbn = {978-3-88579-275-8},
       pages = {81--84},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings181/article6233.html},
       publisher = {Clasen, Michael; Sch\"{a}tzel, Otto \& Theuvsen, Brigitte}
    }

  • Private Table Database Virtualization for DBaaS

    Private Table Database Virtualization for DBaaS.

    Lehner, W.; Kiefer, T.

    In IEEE 4th International Conference on Utility and Cloud Computing, UCC 2011, Melbourne, Australia, December 5-8, 2011.328-329,2011.

    @article{,
       author = {Wolfgang Lehner and Tim Kiefer},
       title = {Private Table Database Virtualization for DBaaS},
       booktitle = {IEEE 4th International Conference on Utility and Cloud Computing, UCC 2011, Melbourne, Australia, December 5-8, 2011},
       year = {2011},
       isbn = {978-1-4577-2116-8},
       pages = {328--329},
       url = {http://dx.doi.org/10.1109/UCC.2011.52}
    }

  • Offline Design Tuning for Hierarchies of Forecast Models.

    Lehner, W.; Böhm, M.; Fischer, U.

    In Datenbanksysteme für Business, Technologie und Web (BTW), 14. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS).167-186,2011.

    @article{,
       author = {Wolfgang Lehner and Matthias B\"{o}hm and Ulrike Fischer},
       title = {Offline Design Tuning for Hierarchies of Forecast Models},
       booktitle = {Datenbanksysteme f\"{u}r Business, Technologie und Web (BTW), 14. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       volume = {180},
       year = {2011},
       isbn = {978-3-88579-274-1},
       pages = {167--186},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings180/article8.html}
    }

  • Next Generation Database Programming and Execution Environment

    Next Generation Database Programming and Execution Environment.

    Habich, D.; Böhm, M.; Thiele, M.; Schlegel, B.; Fischer, U.; Voigt, H.; Lehner, W.

    In Database Programming Languages - DBPL 201, 13th International Symposium, Seattle, Washington, USA, August 29, 2011. Proceedings.Foster, Nate & Kementsietsidis, Anastasios,2011.

    @article{,
       author = {Dirk Habich and Matthias B\"{o}hm and Maik Thiele and Benjamin Schlegel and Ulrike Fischer and Hannes Voigt and Wolfgang Lehner},
       title = {Next Generation Database Programming and Execution Environment},
       booktitle = {Database Programming Languages - DBPL 201, 13th International Symposium, Seattle, Washington, USA, August 29, 2011. Proceedings},
       year = {2011},
       url = {http://www.cs.cornell.edu/conferences/dbpl2011/papers/dbpl11-habich.pdf},
       publisher = {Foster, Nate \& Kementsietsidis, Anastasios}
    }

  • Memory-efficient frequent-itemset mining.

    Lehner, W.; Schlegel, B.; Gemulla, R.

    In EDBT 2011, 14th International Conference on Extending Database Technology, Uppsala, Sweden, March 21-24, 2011, Proceedings.Ailamaki, Anastasia; Amer-Yahia, Sihem; Patel, Jignesh M.; Risch, Tore; Senellart, Pierre & Stoyanovich, Julia,461-472,2011.

    @article{,
       author = {Wolfgang Lehner and Benjamin Schlegel and Rainer Gemulla},
       title = {Memory-efficient frequent-itemset mining},
       booktitle = {EDBT 2011, 14th International Conference on Extending Database Technology, Uppsala, Sweden, March 21-24, 2011, Proceedings},
       year = {2011},
       isbn = {978-1-4503-0528-0},
       pages = {461--472},
       url = {http://doi.acm.org/10.1145/1951365.1951420},
       publisher = {Ailamaki, Anastasia; Amer-Yahia, Sihem; Patel, Jignesh M.; Risch, Tore; Senellart, Pierre \& Stoyanovich, Julia}
    }

  • Hybrid Data-Flow Graphs for Procedural Domain-Specific Query Languages.

    Jäksch, B.; Färber, F.; Rosenthal, F.; Lehner, W.

    In Scientific and Statistical Database Management - 23rd International Conference, SSDBM 2011, Portland, OR, USA, July 20-22, 2011. Proceedings.Cushing, Judith Bayard; French, James C. & Bowers, Shawn,577-578,2011.

    @article{,
       author = {Bernhard J\"{a}ksch and Franz F\"{a}rber and Frank Rosenthal and Wolfgang Lehner},
       title = {Hybrid Data-Flow Graphs for Procedural Domain-Specific Query Languages},
       booktitle = {Scientific and Statistical Database Management - 23rd International Conference, SSDBM 2011, Portland, OR, USA, July 20-22, 2011. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {6809},
       year = {2011},
       isbn = {978-3-642-22350-1},
       pages = {577--578},
       url = {http://dx.doi.org/10.1007/978-3-642-22351-8_44},
       publisher = {Cushing, Judith Bayard; French, James C. \& Bowers, Shawn}
    }

  • Forcasting Evolving Time Series of Energy Demand and Supply.

    Lehner, W.; Böhm, M.; Dannecker, L.

    In Advances in Databases and Information Systems - 15th International Conference, ADBIS 2011, Vienna, Austria, September 20-23, 2011. Proceedings.Eder, Johann; Bieliková, Mária & Tjoa, A. Min,302-315,2011.

    @article{,
       author = {Wolfgang Lehner and Matthias B\"{o}hm and Lars Dannecker},
       title = {Forcasting Evolving Time Series of Energy Demand and Supply},
       booktitle = {Advances in Databases and Information Systems - 15th International Conference, ADBIS 2011, Vienna, Austria, September 20-23, 2011. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {6909},
       year = {2011},
       isbn = {978-3-642-23736-2},
       pages = {302--315},
       url = {http://dx.doi.org/10.1007/978-3-642-23737-9_22},
       publisher = {Eder, Johann; Bielikov\'{a}, M\'{a}ria \& Tjoa, A. Min}
    }

  • Fast Sorted-Set Intersection using SIMD Instructions.

    Lehner, W.; Schlegel, B.

    In International Workshop on Accelerating Data Management Systems Using Modern Processor and Storage Architectures - ADMS 2011, Seattle, WA, USA, September 2, 2011.Bordawekar, Rajesh & Lang, Christian A.,2011.

    @article{,
       author = {Wolfgang Lehner and Benjamin Schlegel},
       title = {Fast Sorted-Set Intersection using SIMD Instructions},
       booktitle = {International Workshop on Accelerating Data Management Systems Using Modern Processor and Storage Architectures - ADMS 2011, Seattle, WA, USA, September 2, 2011.},
       year = {2011},
       url = {http://www.adms-conf.org/p1-SCHLEGEL.pdf},
       publisher = {Bordawekar, Rajesh \& Lang, Christian A.}
    }

  • Efficient In-Memory Indexing with Generalized Prefix Trees.

    Böhm, M.; Schlegel, B.; Volk, P.; Fischer, U.; Habich, D.; Lehner, W.

    In Datenbanksysteme für Business, Technologie und Web (BTW), 14. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS).227-246,2011.

    @article{,
       author = {Matthias B\"{o}hm and Benjamin Schlegel and Peter Benjamin Volk and Ulrike Fischer and Dirk Habich and Wolfgang Lehner},
       title = {Efficient In-Memory Indexing with Generalized Prefix Trees},
       booktitle = {Datenbanksysteme f\"{u}r Business, Technologie und Web (BTW), 14. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       volume = {180},
       year = {2011},
       isbn = {978-3-88579-274-1},
       pages = {227--246},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings180/article22.html}
    }

  • Efficient In-Database Maintenance of ARIMA Models.

    Lehner, W.; Rosenthal, F.

    In Scientific and Statistical Database Management - 23rd International Conference, SSDBM 2011, Portland, OR, USA, July 20-22, 2011. Proceedings.Cushing, Judith Bayard; French, James C. & Bowers, Shawn,537-545,2011.

    @article{,
       author = {Wolfgang Lehner and Frank Rosenthal},
       title = {Efficient In-Database Maintenance of ARIMA Models},
       booktitle = {Scientific and Statistical Database Management - 23rd International Conference, SSDBM 2011, Portland, OR, USA, July 20-22, 2011. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {6809},
       year = {2011},
       isbn = {978-3-642-22350-1},
       pages = {537--545},
       url = {http://dx.doi.org/10.1007/978-3-642-22351-8_36},
       publisher = {Cushing, Judith Bayard; French, James C. \& Bowers, Shawn}
    }

  • Data-Warehousing 3.0 – Die Rolle von Data-Warehouse-Systemen auf Basis von In-Memory Technologie

    Data-Warehousing 3.0 – Die Rolle von Data-Warehouse-Systemen auf Basis von In-Memory Technologie.

    Thiele, M.; Lehner, W.; Habich, D.

    In Innovative Unternehmensanwendungen mit In-Memory Data Management, IMDM 2011, 2. Dezember 2011, Mainz.Lehner, Wolfgang & Piller, Gunther,57-68,2011.

    @article{,
       author = {Maik Thiele and Wolfgang Lehner and Dirk Habich},
       title = {Data-Warehousing 3.0 \&\#8211; Die Rolle von Data-Warehouse-Systemen auf Basis von In-Memory Technologie},
       booktitle = {Innovative Unternehmensanwendungen mit In-Memory Data Management, IMDM 2011, 2. Dezember 2011, Mainz},
       series = {LNI},
       volume = {193},
       year = {2011},
       isbn = {978-3-88579-287-1},
       pages = {57--68},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings193/article6516.html},
       publisher = {Lehner, Wolfgang \& Piller, Gunther}
    }

  • Cost-based Business Process Deployment Advisor

    Cost-based Business Process Deployment Advisor.

    Preissler, S.; Habich, D.; Lehner, W.

    In ICEIS 2011 - Proceedings of the 13th International Conference on Enterprise Information Systems, Volume 1, Beijing, China, 8-11 June, 2011.Zhang, Runtong; Cordeiro, José; Li, Xuewei; Zhang, Zhenji & Zhang, Juliang,211-216,2011.

    @article{,
       author = {Steffen Preissler and Dirk Habich and Wolfgang Lehner},
       title = {Cost-based Business Process Deployment Advisor},
       booktitle = {ICEIS 2011 - Proceedings of the 13th International Conference on Enterprise Information Systems, Volume 1, Beijing, China, 8-11 June, 2011},
       year = {2011},
       isbn = {978-989-8425-53-9},
       pages = {211--216},
       publisher = {Zhang, Runtong; Cordeiro, Jos\'{e}; Li, Xuewei; Zhang, Zhenji \& Zhang, Juliang}
    }

  • Context-Aware Parameter Estimation for Forecast Models in the Energy Domain.

    Lehner, W.; Böhm, M.; Dannecker, L.

    In Scientific and Statistical Database Management - 23rd International Conference, SSDBM 2011, Portland, OR, USA, July 20-22, 2011. Proceedings.Cushing, Judith Bayard; French, James C. & Bowers, Shawn,491-508,2011.

    @article{,
       author = {Wolfgang Lehner and Matthias B\"{o}hm and Lars Dannecker},
       title = {Context-Aware Parameter Estimation for Forecast Models in the Energy Domain},
       booktitle = {Scientific and Statistical Database Management - 23rd International Conference, SSDBM 2011, Portland, OR, USA, July 20-22, 2011. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {6809},
       year = {2011},
       isbn = {978-3-642-22350-1},
       pages = {491--508},
       url = {http://dx.doi.org/10.1007/978-3-642-22351-8_33},
       publisher = {Cushing, Judith Bayard; French, James C. \& Bowers, Shawn}
    }

  • Browsing Robust Clustering-Alternatives.

    Lehner, W.; Habich, D.; Hahmann, M.

    In Report of the symposium Lernen. LWA 2011,58-64,2011.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Martin Hahmann},
       title = {Browsing Robust Clustering-Alternatives},
       booktitle = {Report of the symposium Lernen},
       series = { IR and WM},
       year = {2011},
       pages = {58--64},
       url = {http://lwa2011.dke-research.de/LWA2011_TechReport.pdf},
       publisher = { LWA 2011}
    }

  • Browsing Robust Clustering-Alternatives.

    Lehner, W.; Habich, D.; Hahmann, M.

    In Proceedings of the 2nd MultiClust Workshop: Discovering, Summarizing and Using Multiple Clusterings, Athens, Greece, September 5, 2011, in conjunction with ECML/PKDD 2011.Müller, Emmanuel; Günnemann, Stephan; Assent, Ira & Seidl, Thomas,67-79,2011.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Martin Hahmann},
       title = {Browsing Robust Clustering-Alternatives},
       booktitle = {Proceedings of the 2nd MultiClust Workshop: Discovering, Summarizing and Using Multiple Clusterings, Athens, Greece, September 5, 2011, in conjunction with ECML/PKDD 2011},
       series = {CEUR Workshop Proceedings},
       volume = {772},
       year = {2011},
       pages = {67--79},
       url = {http://ceur-ws.org/Vol-772/multiclust2011-paper8.pdf},
       publisher = {M\"{u}ller, Emmanuel; G\"{u}nnemann, Stephan; Assent, Ira \& Seidl, Thomas}
    }

  • A Flexible Graph-Based Data Model Supporting Incremental Schema Design and Evolution

    A Flexible Graph-Based Data Model Supporting Incremental Schema Design and Evolution.

    Braunschweig, K.; Thiele, M.; Lehner, W.

    In Current Trends in Web Engineering - Workshops, Doctoral Symposium, and Tutorials, Held at ICWE 2011, Paphos, Cyprus, June 20-21, 2011. Revised Selected Papers.Harth, Andreas & Koch, Nora,302-306,2011.

    @article{,
       author = {Katrin Braunschweig and Maik Thiele and Wolfgang Lehner},
       title = {A Flexible Graph-Based Data Model Supporting Incremental Schema Design and Evolution},
       booktitle = {Current Trends in Web Engineering - Workshops, Doctoral Symposium, and Tutorials, Held at ICWE 2011, Paphos, Cyprus, June 20-21, 2011. Revised Selected Papers},
       series = {Lecture Notes in Computer Science},
       volume = {7059},
       year = {2011},
       isbn = {978-3-642-27996-6},
       pages = {302--306},
       url = {http://dx.doi.org/10.1007/978-3-642-27997-3_29},
       publisher = {Harth, Andreas \& Koch, Nora}
    }

  • A Domain-Specific Language for Do-It-Yourself Analytical Mashups

    A Domain-Specific Language for Do-It-Yourself Analytical Mashups.

    Eberius, J.; Thiele, M.; Lehner, W.

    In Current Trends in Web Engineering - Workshops, Doctoral Symposium, and Tutorials, Held at ICWE 2011, Paphos, Cyprus, June 20-21, 2011. Revised Selected Papers.Harth, Andreas & Koch, Nora,337-341,2011.

    @article{,
       author = {Julian Eberius and Maik Thiele and Wolfgang Lehner},
       title = {A Domain-Specific Language for Do-It-Yourself Analytical Mashups},
       booktitle = {Current Trends in Web Engineering - Workshops, Doctoral Symposium, and Tutorials, Held at ICWE 2011, Paphos, Cyprus, June 20-21, 2011. Revised Selected Papers},
       series = {Lecture Notes in Computer Science},
       volume = {7059},
       year = {2011},
       isbn = {978-3-642-27996-6},
       pages = {337--341},
       url = {http://dx.doi.org/10.1007/978-3-642-27997-3_36},
       publisher = {Harth, Andreas \& Koch, Nora}
    }

Year 2010 (25 Publications)

  • Sample Footprints für Data-Warehouse-Datenbanken

    Sample Footprints für Data-Warehouse-Datenbanken.

    Lehner, W.; Rösch, P.

    In Computer Science - R&D.217-233,2010.

    @article{,
       author = {Wolfgang Lehner and Philipp R\"{o}sch},
       title = {Sample Footprints f\"{u}r Data-Warehouse-Datenbanken},
       journal = {Computer Science - R\&D},
       volume = {25},
       year = {2010},
       pages = {217--233},
       url = {http://dx.doi.org/10.1007/s00450-009-0100-x}
    }

  • Hybride Datenbankarchitekturen am Beispiel der neuen SAP In-Memory-Technologie.

    Färber, F.; Jäksch, B.; Lemke, C.; Große, P.; Lehner, W.

    In Datenbank-Spektrum.81-92,2010.

    @article{,
       author = {Franz F\"{a}rber and Bernhard J\"{a}ksch and Christian Lemke and Philipp Gro\sse and Wolfgang Lehner},
       title = {Hybride Datenbankarchitekturen am Beispiel der neuen SAP In-Memory-Technologie},
       journal = {Datenbank-Spektrum},
       volume = {10},
       year = {2010},
       pages = {81--92},
       url = {http://dx.doi.org/10.1007/s13222-010-0020-8}
    }

  • Visual Decision Support for Ensemble Clustering.

    Lehner, W.; Habich, D.; Hahmann, M.

    In Scientific and Statistical Database Management, 22nd International Conference, SSDBM 2010, Heidelberg, Germany, June 30 - July 2, 2010. Proceedings.Gertz, Michael & Ludäscher, Bertram,279-287,2010.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Martin Hahmann},
       title = {Visual Decision Support for Ensemble Clustering},
       booktitle = {Scientific and Statistical Database Management, 22nd International Conference, SSDBM 2010, Heidelberg, Germany, June 30 - July 2, 2010. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {6187},
       year = {2010},
       isbn = {978-3-642-13817-1},
       pages = {279--287},
       url = {http://dx.doi.org/10.1007/978-3-642-13818-8_21},
       publisher = {Gertz, Michael \& Lud\"{a}scher, Bertram}
    }

  • Using Cloud Technologies to Optimize Data-Intensive Service Applications

    Using Cloud Technologies to Optimize Data-Intensive Service Applications.

    Lehner, W.; Habich, D.

    In IEEE International Conference on Cloud Computing, CLOUD 2010, Miami, FL, USA, 5-10 July, 2010.19-26,2010.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich},
       title = {Using Cloud Technologies to Optimize Data-Intensive Service Applications},
       booktitle = {IEEE International Conference on Cloud Computing, CLOUD 2010, Miami, FL, USA, 5-10 July, 2010},
       year = {2010},
       isbn = {978-1-4244-8207-8},
       pages = {19--26},
       url = {http://dx.doi.org/10.1109/CLOUD.2010.56}
    }

  • Serviceorientierte Architekturen im Precision Dairy Farming (Vorwort)

    Serviceorientierte Architekturen im Precision Dairy Farming (Vorwort).

    Lehner, W.

    In Informatik 2010: Service Science - Neue Perspektiven für die Informatik, Beiträge der 40. Jahrestagung der Gesellschaft für Informatik e.V. (GI), Band 1, 27.09. - 1.10.2010, Leipzig, Deutschland.Fähnrich, Klaus-Peter & Franczyk, Bogdan,141-142,2010.

    @article{,
       author = {Wolfgang Lehner},
       title = {Serviceorientierte Architekturen im Precision Dairy Farming (Vorwort)},
       booktitle = {Informatik 2010: Service Science - Neue Perspektiven f\"{u}r die Informatik, Beitr\"{a}ge der 40. Jahrestagung der Gesellschaft f\"{u}r Informatik e.V. (GI), Band 1, 27.09. - 1.10.2010, Leipzig, Deutschland},
       series = {LNI},
       volume = {175},
       year = {2010},
       isbn = {978-3-88579-269-7},
       pages = {141--142},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings175/article5897.html},
       publisher = {F\"{a}hnrich, Klaus-Peter \& Franczyk, Bogdan}
    }

  • Serviceorientierte Architektur im Precision Dairy Farming aus der Perspektive der Informatik

    Serviceorientierte Architektur im Precision Dairy Farming aus der Perspektive der Informatik.

    Lehner, W.; Habich, D.

    In Informatik 2010: Service Science - Neue Perspektiven für die Informatik, Beiträge der 40. Jahrestagung der Gesellschaft für Informatik e.V. (GI), Band 1, 27.09. - 1.10.2010, Leipzig, Deutschland.Fähnrich, Klaus-Peter & Franczyk, Bogdan,143-148,2010.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich},
       title = {Serviceorientierte Architektur im Precision Dairy Farming aus der Perspektive der Informatik},
       booktitle = {Informatik 2010: Service Science - Neue Perspektiven f\"{u}r die Informatik, Beitr\"{a}ge der 40. Jahrestagung der Gesellschaft f\"{u}r Informatik e.V. (GI), Band 1, 27.09. - 1.10.2010, Leipzig, Deutschland},
       series = {LNI},
       volume = {175},
       year = {2010},
       isbn = {978-3-88579-269-7},
       pages = {143--148},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings175/article5930.html},
       publisher = {F\"{a}hnrich, Klaus-Peter \& Franczyk, Bogdan}
    }

  • Process-based Data Streaming in Service-oriented Environments – Application and Technique

    Process-based Data Streaming in Service-oriented Environments – Application and Technique.

    Preissler, S.; Habich, D.; Lehner, W.

    In ICEIS 2010 - Proceedings of the 12th International Conference on Enterprise Information Systems, Volume 1, DISI, Funchal, Madeira, Portugal, June 8 - 12, 2010.Filipe, Joaquim & Cordeiro, José,40-49,2010.

    @article{,
       author = {Steffen Preissler and Dirk Habich and Wolfgang Lehner},
       title = {Process-based Data Streaming in Service-oriented Environments \&\#8211; Application and Technique},
       booktitle = {ICEIS 2010 - Proceedings of the 12th International Conference on Enterprise Information Systems, Volume 1, DISI, Funchal, Madeira, Portugal, June 8 - 12, 2010},
       year = {2010},
       isbn = {978-989-8425-04-1},
       pages = {40--49},
       publisher = {Filipe, Joaquim \& Cordeiro, Jos\'{e}}
    }

  • Pairwise Element Computation with MapReduce

    Pairwise Element Computation with MapReduce.

    Lehner, W.; Volk, P.; Kiefer, T.

    In Proceedings of the 19th ACM International Symposium on High Performance Distributed Computing, HPDC 2010, Chicago, Illinois, USA, June 21-25, 2010.Hariri, Salim & Keahey, Kate,826-833,2010.

    @article{,
       author = {Wolfgang Lehner and Peter Benjamin Volk and Tim Kiefer},
       title = {Pairwise Element Computation with MapReduce},
       booktitle = {Proceedings of the 19th ACM International Symposium on High Performance Distributed Computing, HPDC 2010, Chicago, Illinois, USA, June 21-25, 2010},
       year = {2010},
       isbn = {978-1-60558-942-8},
       pages = {826--833},
       url = {http://doi.acm.org/10.1145/1851476.1851595},
       publisher = {Hariri, Salim \& Keahey, Kate}
    }

  • One Clustering Process Fits All – A Visually Guided Ensemble Approach.

    Hahmann, M.; Habich, D.; Thiele, M.; Lehner, W.

    In LWA 2010 - Lernen, Wissen & Adaptivität, Workshop Proceedings, Kassel, 4.-6. Oktober 2010.Atzmueller, Martin; Benz, Dominik; Hotho, Andreas & Stumme, Gerd,69-74,2010.

    @article{,
       author = {Martin Hahmann and Dirk Habich and Maik Thiele and Wolfgang Lehner},
       title = {One Clustering Process Fits All \&\#8211; A Visually Guided Ensemble Approach},
       booktitle = {LWA 2010 - Lernen, Wissen \& Adaptivit\"{a}t, Workshop Proceedings, Kassel, 4.-6. Oktober 2010},
       year = {2010},
       pages = {69--74},
       url = {http://www.kde.cs.uni-kassel.de/conf/lwa10/papers/kdml20.pdf},
       publisher = {Atzmueller, Martin; Benz, Dominik; Hotho, Andreas \& Stumme, Gerd}
    }

  • Multi-process Optimization Via Horizontal Message Queue Partitioning

    Multi-process Optimization Via Horizontal Message Queue Partitioning.

    Lehner, W.; Habich, D.; Böhm, M.

    In ICEIS 2010 - Proceedings of the 12th International Conference on Enterprise Information Systems, Volume 1, DISI, Funchal, Madeira, Portugal, June 8 - 12, 2010.Filipe, Joaquim & Cordeiro, José,2010.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Matthias B\"{o}hm},
       title = {Multi-process Optimization Via Horizontal Message Queue Partitioning},
       booktitle = {ICEIS 2010 - Proceedings of the 12th International Conference on Enterprise Information Systems, Volume 1, DISI, Funchal, Madeira, Portugal, June 8 - 12, 2010},
       year = {2010},
       isbn = {978-989-8425-04-1},
       publisher = {Filipe, Joaquim \& Cordeiro, Jos\'{e}}
    }

  • Multi-flow Optimization via Horizontal Message Queue Partitioning

    Multi-flow Optimization via Horizontal Message Queue Partitioning.

    Lehner, W.; Habich, D.; Böhm, M.

    In Enterprise Information Systems - 12th International Conference, ICEIS 2010, Funchal, Madeira, Portugal, June 8-12, 2010, Revised Selected Papers.Filipe, Joaquim & Cordeiro, José,31-47,2010.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Matthias B\"{o}hm},
       title = {Multi-flow Optimization via Horizontal Message Queue Partitioning},
       booktitle = {Enterprise Information Systems - 12th International Conference, ICEIS 2010, Funchal, Madeira, Portugal, June 8-12, 2010, Revised Selected Papers},
       series = {Lecture Notes in Business Information Processing},
       volume = {73},
       year = {2010},
       isbn = {978-3-642-19801-4},
       pages = {31--47},
       url = {http://dx.doi.org/10.1007/978-3-642-19802-1_3},
       publisher = {Filipe, Joaquim \& Cordeiro, Jos\'{e}}
    }

  • Listen to the customer: model-driven database design.

    Lehner, W.; Voigt, H.; Kiefer, T.; Herrmann, K.

    In Fourteenth International Database Engineering and Applications Symposium (IDEAS 2010), August 16-18, 2010, Montreal, Quebec, Canada.Desai, Bipin C. & Bernardino, Jorge,15-20,2010.

    @article{,
       author = {Wolfgang Lehner and Hannes Voigt and Tim Kiefer and Kai Herrmann},
       title = {Listen to the customer: model-driven database design},
       booktitle = {Fourteenth International Database Engineering and Applications Symposium (IDEAS 2010), August 16-18, 2010, Montreal, Quebec, Canada},
       series = {ACM International Conference Proceeding Series},
       year = {2010},
       isbn = {978-1-60558-900-8},
       pages = {15--20},
       url = {http://doi.acm.org/10.1145/1866480.1866483},
       publisher = {Desai, Bipin C. \& Bernardino, Jorge}
    }

  • Indexing forecast models for matching and maintenance.

    Lehner, W.; Rosenthal, F.; Böhm, M.; Fischer, U.

    In Fourteenth International Database Engineering and Applications Symposium (IDEAS 2010), August 16-18, 2010, Montreal, Quebec, Canada.Desai, Bipin C. & Bernardino, Jorge,26-31,2010.

    @article{,
       author = {Wolfgang Lehner and Frank Rosenthal and Matthias B\"{o}hm and Ulrike Fischer},
       title = {Indexing forecast models for matching and maintenance},
       booktitle = {Fourteenth International Database Engineering and Applications Symposium (IDEAS 2010), August 16-18, 2010, Montreal, Quebec, Canada},
       series = {ACM International Conference Proceeding Series},
       year = {2010},
       isbn = {978-1-60558-900-8},
       pages = {26--31},
       url = {http://doi.acm.org/10.1145/1866480.1866485},
       publisher = {Desai, Bipin C. \& Bernardino, Jorge}
    }

  • How to juggle columns: an entropy-based approach for table compression.

    Lehner, W.; Paradies, M.

    In Fourteenth International Database Engineering and Applications Symposium (IDEAS 2010), August 16-18, 2010, Montreal, Quebec, Canada.Desai, Bipin C. & Bernardino, Jorge,205-215,2010.

    @article{,
       author = {Wolfgang Lehner and Marcus Paradies},
       title = {How to juggle columns: an entropy-based approach for table compression},
       booktitle = {Fourteenth International Database Engineering and Applications Symposium (IDEAS 2010), August 16-18, 2010, Montreal, Quebec, Canada},
       series = {ACM International Conference Proceeding Series},
       year = {2010},
       isbn = {978-1-60558-900-8},
       pages = {205--215},
       url = {http://doi.acm.org/10.1145/1866480.1866510},
       publisher = {Desai, Bipin C. \& Bernardino, Jorge}
    }

  • GPU-Based Speculative Query Processing for Database Operations.

    Lehner, W.; Habich, D.; Volk, P.

    In International Workshop on Accelerating Data Management Systems Using Modern Processor and Storage Architectures - ADMS 2010, Singapore, September 13, 2010.Bordawekar, Rajesh & Lang, Christian A.,51-60,2010.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Peter Benjamin Volk},
       title = {GPU-Based Speculative Query Processing for Database Operations},
       booktitle = {International Workshop on Accelerating Data Management Systems Using Modern Processor and Storage Architectures - ADMS 2010, Singapore, September 13, 2010.},
       year = {2010},
       pages = {51--60},
       url = {http://www.vldb.org/archives/workshop/2010/proceedings/files/vldb_2010_workshop/ADMS_2010/adms10-volk.pdf},
       publisher = {Bordawekar, Rajesh \& Lang, Christian A.}
    }

  • Fast integer compression using SIMD instructions.

    Lehner, W.; Schlegel, B.; Gemulla, R.

    In Proceedings of the Sixth International Workshop on Data Management on New Hardware, DaMoN 2010, Indianapolis, IN, USA, June 7, 2010.Ailamaki, Anastasia & Boncz, Peter A.,34-40,2010.

    @article{,
       author = {Wolfgang Lehner and Benjamin Schlegel and Rainer Gemulla},
       title = {Fast integer compression using SIMD instructions},
       booktitle = {Proceedings of the Sixth International Workshop on Data Management on New Hardware, DaMoN 2010, Indianapolis, IN, USA, June 7, 2010},
       year = {2010},
       isbn = {978-1-4503-0189-3},
       pages = {34--40},
       url = {http://doi.acm.org/10.1145/1869389.1869394},
       publisher = {Ailamaki, Anastasia \& Boncz, Peter A.}
    }

  • Evolving Ensemble-Clustering to a Feedback-Driven Process.

    Lehner, W.; Habich, D.; Hahmann, M.

    In ICDMW 2010, The 10th IEEE International Conference on Data Mining Workshops, Sydney, Australia, 13 December 2010.Fan, Wei; Hsu, Wynne; Webb, Geoffrey I.; Liu, Bing; Zhang, Chengqi; Gunopulos, Dimitrios & Wu, Xindong,401-408,2010.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Martin Hahmann},
       title = {Evolving Ensemble-Clustering to a Feedback-Driven Process},
       booktitle = {ICDMW 2010, The 10th IEEE International Conference on Data Mining Workshops, Sydney, Australia, 13 December 2010},
       year = {2010},
       isbn = {978-0-7695-4257-7},
       pages = {401--408},
       url = {http://dx.doi.org/10.1109/ICDMW.2010.136},
       publisher = {Fan, Wei; Hsu, Wynne; Webb, Geoffrey I.; Liu, Bing; Zhang, Chengqi; Gunopulos, Dimitrios \& Wu, Xindong}
    }

  • Ein begriffsbasierter Ansatz zur semantischen Extraktion von Datenbankschemata

    Ein begriffsbasierter Ansatz zur semantischen Extraktion von Datenbankschemata.

    Lehner, W.; Voigt, H.; Mühle, H.

    In Software Engineering 2010 - Workshopband (inkl. Doktorandensymposium), Fachtagung des GI-Fachbereichs Softwaretechnik, 22.-26.02.2010, Paderborn.Engels, Gregor; Luckey, Markus; Pretschner, Alexander & Reussner, Ralf H.,35-42,2010.

    @article{,
       author = {Wolfgang Lehner and Hannes Voigt and Henri M\"{u}hle},
       title = {Ein begriffsbasierter Ansatz zur semantischen Extraktion von Datenbankschemata},
       booktitle = {Software Engineering 2010 - Workshopband (inkl. Doktorandensymposium), Fachtagung des GI-Fachbereichs Softwaretechnik, 22.-26.02.2010, Paderborn},
       series = {LNI},
       volume = {160},
       year = {2010},
       isbn = {978-3-88579-254-3},
       pages = {35--42},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings160/article5489.html},
       publisher = {Engels, Gregor; Luckey, Markus; Pretschner, Alexander \& Reussner, Ralf H.}
    }

  • Database as a service (DBaaS).

    Lehner, W.

    In Proceedings of the 26th International Conference on Data Engineering, ICDE 2010, March 1-6, 2010, Long Beach, California, USA.Li, Feifei; Moro, Mirella M.; Ghandeharizadeh, Shahram; Haritsa, Jayant R.; Weikum, Gerhard; Carey, Michael J.; Casati, Fabio; Chang, Edward Y.; Manolescu, Ioana; Mehrotra, Sharad; Dayal, Umeshwar & Tsotras, Vassilis J.,1216-1217,2010.

    @article{,
       author = {Wolfgang Lehner},
       title = {Database as a service (DBaaS)},
       booktitle = {Proceedings of the 26th International Conference on Data Engineering, ICDE 2010, March 1-6, 2010, Long Beach, California, USA},
       year = {2010},
       isbn = {978-1-4244-5444-0},
       pages = {1216--1217},
       url = {http://dx.doi.org/10.1109/ICDE.2010.5447723},
       publisher = {Li, Feifei; Moro, Mirella M.; Ghandeharizadeh, Shahram; Haritsa, Jayant R.; Weikum, Gerhard; Carey, Michael J.; Casati, Fabio; Chang, Edward Y.; Manolescu, Ioana; Mehrotra, Sharad; Dayal, Umeshwar \& Tsotras, Vassilis J.}
    }

  • Cherry picking in database languages.

    Jäksch, B.; Färber, F.; Lehner, W.

    In Fourteenth International Database Engineering and Applications Symposium (IDEAS 2010), August 16-18, 2010, Montreal, Quebec, Canada.Desai, Bipin C. & Bernardino, Jorge,117-122,2010.

    @article{,
       author = {Bernhard J\"{a}ksch and Franz F\"{a}rber and Wolfgang Lehner},
       title = {Cherry picking in database languages},
       booktitle = {Fourteenth International Database Engineering and Applications Symposium (IDEAS 2010), August 16-18, 2010, Montreal, Quebec, Canada},
       series = {ACM International Conference Proceeding Series},
       year = {2010},
       isbn = {978-1-60558-900-8},
       pages = {117--122},
       url = {http://doi.acm.org/10.1145/1866480.1866498},
       publisher = {Desai, Bipin C. \& Bernardino, Jorge}
    }

  • Approximate Query Answering and Result Refinement on XML Data.

    Lehner, W.; Peukert, E.

    In Scientific and Statistical Database Management, 22nd International Conference, SSDBM 2010, Heidelberg, Germany, June 30 - July 2, 2010. Proceedings.Gertz, Michael & Ludäscher, Bertram,78-86,2010.

    @article{,
       author = {Wolfgang Lehner and Eric Peukert},
       title = {Approximate Query Answering and Result Refinement on XML Data},
       booktitle = {Scientific and Statistical Database Management, 22nd International Conference, SSDBM 2010, Heidelberg, Germany, June 30 - July 2, 2010. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {6187},
       year = {2010},
       isbn = {978-3-642-13817-1},
       pages = {78--86},
       url = {http://dx.doi.org/10.1007/978-3-642-13818-8_7},
       publisher = {Gertz, Michael \& Lud\"{a}scher, Bertram}
    }

  • Annotationsbasierte Prozessmodellierung in SOA – dargestellt an einem Beispiel aus dem Precision Dairy Farming

    Annotationsbasierte Prozessmodellierung in SOA – dargestellt an einem Beispiel aus dem Precision Dairy Farming.

    Lehner, W.; Habich, D.

    In Precision Agriculture Reloaded - Informationsgestützte Landwirtschaft. Referate der 30. GIL Jahrestagung, 24.-25. Februar 2010, Stuttgart.Claupein, Wilhelm; Theuvsen, Ludwig; Kämpf, A. & Morgenstern, Marlies,73-76,2010.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich},
       title = {Annotationsbasierte Prozessmodellierung in SOA \&\#8211; dargestellt an einem Beispiel aus dem Precision Dairy Farming},
       booktitle = {Precision Agriculture Reloaded - Informationsgest\"{u}tzte Landwirtschaft. Referate der 30. GIL Jahrestagung, 24.-25. Februar 2010, Stuttgart},
       series = {LNI},
       volume = {158},
       year = {2010},
       isbn = {978-3-88579-252-9},
       pages = {73--76},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings158/article5378.html},
       publisher = {Claupein, Wilhelm; Theuvsen, Ludwig; K\"{a}mpf, A. \& Morgenstern, Marlies}
    }

  • An XML-Based Streaming Concept for Business Process Execution

    An XML-Based Streaming Concept for Business Process Execution.

    Preissler, S.; Habich, D.; Lehner, W.

    In Enterprise Information Systems - 12th International Conference, ICEIS 2010, Funchal, Madeira, Portugal, June 8-12, 2010, Revised Selected Papers.Filipe, Joaquim & Cordeiro, José,60-75,2010.

    @article{,
       author = {Steffen Preissler and Dirk Habich and Wolfgang Lehner},
       title = {An XML-Based Streaming Concept for Business Process Execution},
       booktitle = {Enterprise Information Systems - 12th International Conference, ICEIS 2010, Funchal, Madeira, Portugal, June 8-12, 2010, Revised Selected Papers},
       series = {Lecture Notes in Business Information Processing},
       volume = {73},
       year = {2010},
       isbn = {978-3-642-19801-4},
       pages = {60--75},
       url = {http://dx.doi.org/10.1007/978-3-642-19802-1_5},
       publisher = {Filipe, Joaquim \& Cordeiro, Jos\'{e}}
    }

  • A Sample Advisor for Approximate Query Processing.

    Rösch, P.; Lehner, W.

    In Advances in Databases and Information Systems - 14th East European Conference, ADBIS 2010, Novi Sad, Serbia, September 20-24, 2010. Proceedings.Catania, Barbara; Ivanovic, Mirjana & Thalheim, Bernhard,490-504,2010.

    @article{,
       author = {Philipp R\"{o}sch and Wolfgang Lehner},
       title = {A Sample Advisor for Approximate Query Processing},
       booktitle = {Advances in Databases and Information Systems - 14th East European Conference, ADBIS 2010, Novi Sad, Serbia, September 20-24, 2010. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {6295},
       year = {2010},
       isbn = {978-3-642-15575-8},
       pages = {490--504},
       url = {http://dx.doi.org/10.1007/978-3-642-15576-5_37},
       publisher = {Catania, Barbara; Ivanovic, Mirjana \& Thalheim, Bernhard}
    }

  • A Plan for OLAP.

    Jäksch, B.; Lehner, W.; Färber, F.

    In EDBT 2010, 13th International Conference on Extending Database Technology, Lausanne, Switzerland, March 22-26, 2010, Proceedings.Manolescu, Ioana; Spaccapietra, Stefano; Teubner, Jens; Kitsuregawa, Masaru; Léger, Alain; Naumann, Felix; Ailamaki, Anastasia & özcan, Fatma,681-686,2010.

    @article{,
       author = {Bernhard J\"{a}ksch and Wolfgang Lehner and Franz F\"{a}rber},
       title = {A Plan for OLAP},
       booktitle = {EDBT 2010, 13th International Conference on Extending Database Technology, Lausanne, Switzerland, March 22-26, 2010, Proceedings},
       series = {ACM International Conference Proceeding Series},
       volume = {426},
       year = {2010},
       isbn = {978-1-60558-945-9},
       pages = {681--686},
       url = {http://doi.acm.org/10.1145/1739041.1739126},
       publisher = {Manolescu, Ioana; Spaccapietra, Stefano; Teubner, Jens; Kitsuregawa, Masaru; L\'{e}ger, Alain; Naumann, Felix; Ailamaki, Anastasia \& \"{o}zcan, Fatma}
    }

Year 2009 (25 Publications)

  • Robust Distributed Top-N Frequent Pattern Mining Using the SAP BW Accelerator.

    Lehner, W.; Legler, T.

    In PVLDB.1438-1449,2009.

    @article{,
       author = {Wolfgang Lehner and Thomas Legler},
       title = {Robust Distributed Top-N Frequent Pattern Mining Using the SAP BW Accelerator},
       journal = {PVLDB},
       volume = {2},
       year = {2009},
       pages = {1438--1449},
       url = {http://www.vldb.org/pvldb/2/vldb09-970.pdf}
    }

  • Representing Data Quality in Sensor Data Streaming Environments.

    Lehner, W.

    In J. Data and Information Quality.2009.

    @article{,
       author = {Wolfgang Lehner},
       title = {Representing Data Quality in Sensor Data Streaming Environments},
       journal = {J. Data and Information Quality},
       volume = {1},
       year = {2009},
       url = {http://doi.acm.org/10.1145/1577840.1577845}
    }

  • Partition-based workload scheduling in living data warehouse environments.

    Thiele, M.; Fischer, U.; Lehner, W.

    In Inf. Syst.382-399,2009.

    @article{,
       author = {Maik Thiele and Ulrike Fischer and Wolfgang Lehner},
       title = {Partition-based workload scheduling in living data warehouse environments},
       journal = {Inf. Syst.},
       volume = {34},
       year = {2009},
       pages = {382--399},
       url = {http://dx.doi.org/10.1016/j.is.2008.06.001}
    }

  • Multi-objective scheduling for real-time data warehouses.

    Thiele, M.; Lehner, W.

    In Computer Science - R&D.137-151,2009.

    @article{,
       author = {Maik Thiele and Wolfgang Lehner},
       title = {Multi-objective scheduling for real-time data warehouses},
       journal = {Computer Science - R\&D},
       volume = {24},
       year = {2009},
       pages = {137--151},
       url = {http://dx.doi.org/10.1007/s00450-009-0062-z}
    }

  • Vectorizing Instance-Based Integration Processes

    Vectorizing Instance-Based Integration Processes.

    Böhm, M.; Habich, D.; Preissler, S.; Lehner, W.; Wloka, U.

    In Enterprise Information Systems, 11th International Conference, ICEIS 2009, Milan, Italy, May 6-10, 2009. Proceedings.Filipe, Joaquim & Cordeiro, José,40-52,2009.

    @article{,
       author = {Matthias B\"{o}hm and Dirk Habich and Steffen Preissler and Wolfgang Lehner and Uwe Wloka},
       title = {Vectorizing Instance-Based Integration Processes},
       booktitle = {Enterprise Information Systems, 11th International Conference, ICEIS 2009, Milan, Italy, May 6-10, 2009. Proceedings},
       series = {Lecture Notes in Business Information Processing},
       volume = {24},
       year = {2009},
       isbn = {978-3-642-01346-1},
       pages = {40--52},
       url = {http://dx.doi.org/10.1007/978-3-642-01347-8_4},
       publisher = {Filipe, Joaquim \& Cordeiro, Jos\'{e}}
    }

  • Systemübergreifende Kostennormalisierung für Integrationsprozesse.

    Lehner, W.; Habich, D.; Böhm, M.

    In Datenbanksysteme in Business, Technologie und Web (BTW 2009), 13. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS). Germany",67-86,2009.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Matthias B\"{o}hm},
       title = {System\"{u}bergreifende Kostennormalisierung f\"{u}r Integrationsprozesse},
       booktitle = {Datenbanksysteme in Business, Technologie und Web (BTW 2009), 13. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       series = { M\"{u}nster},
       volume = {144},
       year = {2009},
       isbn = {978-3-88579-238-3},
       pages = {67--86},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings144/article5263.html},
       publisher = { Germany"'}
    }

  • Streaming Web Services and Standing Processes.

    Preissler, S.; Voigt, H.; Habich, D.; Lehner, W.

    In Datenbanksysteme in Business, Technologie und Web (BTW 2009), 13. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS). Germany",608-611,2009.

    @article{,
       author = {Steffen Preissler and Hannes Voigt and Dirk Habich and Wolfgang Lehner},
       title = {Streaming Web Services and Standing Processes},
       booktitle = {Datenbanksysteme in Business, Technologie und Web (BTW 2009), 13. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       series = { M\"{u}nster},
       volume = {144},
       year = {2009},
       isbn = {978-3-88579-238-3},
       pages = {608--611},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings144/article5242.html},
       publisher = { Germany"'}
    }

  • Stream-Based Web Service Invocation.

    Preissler, S.; Voigt, H.; Habich, D.; Lehner, W.

    In Datenbanksysteme in Business, Technologie und Web (BTW 2009), 13. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS). Germany",407-417,2009.

    @article{,
       author = {Steffen Preissler and Hannes Voigt and Dirk Habich and Wolfgang Lehner},
       title = {Stream-Based Web Service Invocation},
       booktitle = {Datenbanksysteme in Business, Technologie und Web (BTW 2009), 13. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       series = { M\"{u}nster},
       volume = {144},
       year = {2009},
       isbn = {978-3-88579-238-3},
       pages = {407--417},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings144/article5241.html},
       publisher = { Germany"'}
    }

  • Standing Processes in Service-Oriented Environments

    Standing Processes in Service-Oriented Environments.

    Preissler, S.; Habich, D.; Lehner, W.

    In 2009 IEEE Congress on Services, Part I, SERVICES I 2009, Los Angeles, CA, USA, July 6-10, 2009.115-122,2009.

    @article{,
       author = {Steffen Preissler and Dirk Habich and Wolfgang Lehner},
       title = {Standing Processes in Service-Oriented Environments},
       booktitle = {2009 IEEE Congress on Services, Part I, SERVICES I 2009, Los Angeles, CA, USA, July 6-10, 2009},
       year = {2009},
       isbn = {978-0-7695-3708-5},
       pages = {115--122},
       url = {http://dx.doi.org/10.1109/SERVICES-I.2009.102}
    }

  • Sample synopses for approximate answering of group-by queries.

    Lehner, W.; Rösch, P.

    In EDBT 2009, 12th International Conference on Extending Database Technology, Saint Petersburg, Russia, March 24-26, 2009, Proceedings.Kersten, Martin L.; Novikov, Boris; Teubner, Jens; Polutin, Vladimir & Manegold, Stefan,403-414,2009.

    @article{,
       author = {Wolfgang Lehner and Philipp R\"{o}sch},
       title = {Sample synopses for approximate answering of group-by queries},
       booktitle = {EDBT 2009, 12th International Conference on Extending Database Technology, Saint Petersburg, Russia, March 24-26, 2009, Proceedings},
       series = {ACM International Conference Proceeding Series},
       volume = {360},
       year = {2009},
       isbn = {978-1-60558-422-5},
       pages = {403--414},
       url = {http://doi.acm.org/10.1145/1516360.1516408},
       publisher = {Kersten, Martin L.; Novikov, Boris; Teubner, Jens; Polutin, Vladimir \& Manegold, Stefan}
    }

  • Multi-Objective Scheduling for Real-Time Data Warehouses

    Multi-Objective Scheduling for Real-Time Data Warehouses.

    Thiele, M.; Lehner, W.

    In Datenbanksysteme in Business, Technologie und Web (BTW 2009), 13. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS). Germany",307-326,2009.

    @article{,
       author = {Maik Thiele and Wolfgang Lehner},
       title = {Multi-Objective Scheduling for Real-Time Data Warehouses},
       booktitle = {Datenbanksysteme in Business, Technologie und Web (BTW 2009), 13. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       series = { M\"{u}nster},
       volume = {144},
       year = {2009},
       isbn = {978-3-88579-238-3},
       pages = {307--326},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings144/article5218.html},
       publisher = { Germany"'}
    }

  • Merging OLTP and OLAP – Back to the Future – (Panel).

    Lehner, W.

    In Enabling Real-Time Business Intelligence - Third International Workshop, BIRTE 2009, Held at the 35th International Conference on Very Large Databases, VLDB 2009, Lyon, France, August 24, 2009, Revised Selected Papers.Castellanos, Malú; Dayal, Umeshwar & Miller, Renée J.,171-173,2009.

    @article{,
       author = {Wolfgang Lehner},
       title = {Merging OLTP and OLAP \&\#8211; Back to the Future \&\#8211; (Panel)},
       booktitle = {Enabling Real-Time Business Intelligence - Third International Workshop, BIRTE 2009, Held at the 35th International Conference on Very Large Databases, VLDB 2009, Lyon, France, August 24, 2009, Revised Selected Papers},
       series = {Lecture Notes in Business Information Processing},
       volume = {41},
       year = {2009},
       isbn = {978-3-642-14558-2},
       pages = {171--173},
       url = {http://dx.doi.org/10.1007/978-3-642-14559-9_11},
       publisher = {Castellanos, Malú; Dayal, Umeshwar \& Miller, Ren\'{e}e J.}
    }

  • k-ary search on modern processors.

    Lehner, W.; Schlegel, B.; Gemulla, R.

    In Proceedings of the Fifth International Workshop on Data Management on New Hardware, DaMoN 2009, Providence, Rhode Island, USA, June 28, 2009.Boncz, Peter A. & Ross, Kenneth A.,52-60,2009.

    @article{,
       author = {Wolfgang Lehner and Benjamin Schlegel and Rainer Gemulla},
       title = {k-ary search on modern processors},
       booktitle = {Proceedings of the Fifth International Workshop on Data Management on New Hardware, DaMoN 2009, Providence, Rhode Island, USA, June 28, 2009},
       year = {2009},
       isbn = {978-1-60558-701-1},
       pages = {52--60},
       url = {http://doi.acm.org/10.1145/1565694.1565705},
       publisher = {Boncz, Peter A. \& Ross, Kenneth A.}
    }

  • Invisible Deployment of Integration Processes

    Invisible Deployment of Integration Processes.

    Lehner, W.; Habich, D.; Böhm, M.

    In Enterprise Information Systems, 11th International Conference, ICEIS 2009, Milan, Italy, May 6-10, 2009. Proceedings.Filipe, Joaquim & Cordeiro, José,53-65,2009.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Matthias B\"{o}hm},
       title = {Invisible Deployment of Integration Processes},
       booktitle = {Enterprise Information Systems, 11th International Conference, ICEIS 2009, Milan, Italy, May 6-10, 2009. Proceedings},
       series = {Lecture Notes in Business Information Processing},
       volume = {24},
       year = {2009},
       isbn = {978-3-642-01346-1},
       pages = {53--65},
       url = {http://dx.doi.org/10.1007/978-3-642-01347-8_5},
       publisher = {Filipe, Joaquim \& Cordeiro, Jos\'{e}}
    }

  • Innovative Process Execution in Service-oriented Environments

    Innovative Process Execution in Service-oriented Environments.

    Habich, D.; Preissler, S.; Voigt, H.; Lehner, W.

    In ICEIS 2009 - Proceedings of the 11th International Conference on Enterprise Information Systems, Volume DISI, Milan, Italy, May 6-10, 2009.Cordeiro, José & Filipe, Joaquim,299-302,2009.

    @article{,
       author = {Dirk Habich and Steffen Preissler and Hannes Voigt and Wolfgang Lehner},
       title = {Innovative Process Execution in Service-oriented Environments},
       booktitle = {ICEIS 2009 - Proceedings of the 11th International Conference on Enterprise Information Systems, Volume DISI, Milan, Italy, May 6-10, 2009},
       year = {2009},
       isbn = {978-989-8111-84-5},
       pages = {299--302},
       publisher = {Cordeiro, Jos\'{e} \& Filipe, Joaquim}
    }

  • How to Screen a Data Stream – Quality-Driven Load Shedding in Sensor Data Streams

    How to Screen a Data Stream – Quality-Driven Load Shedding in Sensor Data Streams.

    Lehner, W.

    In Proceedings of the 14th International Conference on Information Quality, ICIQ 2009, Hasso Plattner Institute, University of Potsdam, Germany, November 7-8 2009.Bowen, Paul L.; Elmagarmid, Ahmed K.; österle, Hubert & Sattler, Kai-Uwe,76-90,2009.

    @article{,
       author = {Wolfgang Lehner},
       title = {How to Screen a Data Stream \&\#8211; Quality-Driven Load Shedding in Sensor Data Streams},
       booktitle = {Proceedings of the 14th International Conference on Information Quality, ICIQ 2009, Hasso Plattner Institute, University of Potsdam, Germany, November 7-8 2009},
       year = {2009},
       pages = {76--90},
       url = {http://mitiq.mit.edu/iciq/iqdownload.aspx?ICIQYear=2009\&\#38;File=3-A.pdf},
       publisher = {Bowen, Paul L.; Elmagarmid, Ahmed K.; \"{o}sterle, Hubert \& Sattler, Kai-Uwe}
    }

  • How to Control Clustering Results? Flexible Clustering Aggregation

    How to Control Clustering Results? Flexible Clustering Aggregation.

    Lehner, W.; Habich, D.; Hahmann, M.; Rosenthal, F.; Volk, P.

    In Advances in Intelligent Data Analysis VIII, 8th International Symposium on Intelligent Data Analysis, IDA 2009, Lyon, France, August 31 - September 2, 2009. Proceedings.Adams, Niall M.; Robardet, Céline; Siebes, Arno & Boulicaut, Jean-Françcois,59-70,2009.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Martin Hahmann and Frank Rosenthal and Peter Benjamin Volk},
       title = {How to Control Clustering Results? Flexible Clustering Aggregation},
       booktitle = {Advances in Intelligent Data Analysis VIII, 8th International Symposium on Intelligent Data Analysis, IDA 2009, Lyon, France, August 31 - September 2, 2009. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {5772},
       year = {2009},
       isbn = {978-3-642-03914-0},
       pages = {59--70},
       url = {http://dx.doi.org/10.1007/978-3-642-03915-7_6},
       publisher = {Adams, Niall M.; Robardet, C\'{e}line; Siebes, Arno \& Boulicaut, Jean-Françcois}
    }

  • Global Slope Change Synopses for Measurement Maps.

    Lehner, W.; Rosenthal, F.; Volk, P.; Fischer, U.

    In ICDM 2009, The Ninth IEEE International Conference on Data Mining, Miami, Florida, USA, 6-9 December 2009.Wang, Wei; Kargupta, Hillol; Ranka, Sanjay; Yu, Philip S. & Wu, Xindong,956-961,2009.

    @article{,
       author = {Wolfgang Lehner and Frank Rosenthal and Peter Benjamin Volk and Ulrike Fischer},
       title = {Global Slope Change Synopses for Measurement Maps},
       booktitle = {ICDM 2009, The Ninth IEEE International Conference on Data Mining, Miami, Florida, USA, 6-9 December 2009},
       year = {2009},
       isbn = {978-0-7695-3895-2},
       pages = {956--961},
       url = {http://dx.doi.org/10.1109/ICDM.2009.117},
       publisher = {Wang, Wei; Kargupta, Hillol; Ranka, Sanjay; Yu, Philip S. \& Wu, Xindong}
    }

  • GCIP: exploiting the generation and optimization of integration processes.

    Lehner, W.; Habich, D.; Böhm, M.

    In EDBT 2009, 12th International Conference on Extending Database Technology, Saint Petersburg, Russia, March 24-26, 2009, Proceedings.Kersten, Martin L.; Novikov, Boris; Teubner, Jens; Polutin, Vladimir & Manegold, Stefan,1128-1131,2009.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Matthias B\"{o}hm},
       title = {GCIP: exploiting the generation and optimization of integration processes},
       booktitle = {EDBT 2009, 12th International Conference on Extending Database Technology, Saint Petersburg, Russia, March 24-26, 2009, Proceedings},
       series = {ACM International Conference Proceeding Series},
       volume = {360},
       year = {2009},
       isbn = {978-1-60558-422-5},
       pages = {1128--1131},
       url = {http://doi.acm.org/10.1145/1516360.1516494},
       publisher = {Kersten, Martin L.; Novikov, Boris; Teubner, Jens; Polutin, Vladimir \& Manegold, Stefan}
    }

  • Evaluation of Load Scheduling Strategies for Real-Time Data Warehouse Environments.

    Thiele, M.; Lehner, W.

    In Enabling Real-Time Business Intelligence - Third International Workshop, BIRTE 2009, Held at the 35th International Conference on Very Large Databases, VLDB 2009, Lyon, France, August 24, 2009, Revised Selected Papers.Castellanos, Malú; Dayal, Umeshwar & Miller, Renée J.,84-99,2009.

    @article{,
       author = {Maik Thiele and Wolfgang Lehner},
       title = {Evaluation of Load Scheduling Strategies for Real-Time Data Warehouse Environments},
       booktitle = {Enabling Real-Time Business Intelligence - Third International Workshop, BIRTE 2009, Held at the 35th International Conference on Very Large Databases, VLDB 2009, Lyon, France, August 24, 2009, Revised Selected Papers},
       series = {Lecture Notes in Business Information Processing},
       volume = {41},
       year = {2009},
       isbn = {978-3-642-14558-2},
       pages = {84--99},
       url = {http://dx.doi.org/10.1007/978-3-642-14559-9_6},
       publisher = {Castellanos, Malú; Dayal, Umeshwar \& Miller, Ren\'{e}e J.}
    }

  • Drift-Aware Ensemble Regression

    Drift-Aware Ensemble Regression.

    Lehner, W.; Habich, D.; Hahmann, M.; Rosenthal, F.; Volk, P.

    In Machine Learning and Data Mining in Pattern Recognition, 6th International Conference, MLDM 2009, Leipzig, Germany, July 23-25, 2009. Proceedings.Perner, Petra,221-235,2009.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Martin Hahmann and Frank Rosenthal and Peter Benjamin Volk},
       title = {Drift-Aware Ensemble Regression},
       booktitle = {Machine Learning and Data Mining in Pattern Recognition, 6th International Conference, MLDM 2009, Leipzig, Germany, July 23-25, 2009. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {5632},
       year = {2009},
       isbn = {978-3-642-03069-7},
       pages = {221--235},
       url = {http://dx.doi.org/10.1007/978-3-642-03070-3_17},
       publisher = {Perner, Petra}
    }

  • Cost-Based Vectorization of Instance-Based Integration Processes

    Cost-Based Vectorization of Instance-Based Integration Processes.

    Böhm, M.; Habich, D.; Preissler, S.; Lehner, W.; Wloka, U.

    In Advances in Databases and Information Systems, 13th East European Conference, ADBIS 2009, Riga, Latvia, September 7-10, 2009. Proceedings.Grundspenkis, Janis; Morzy, Tadeusz & Vossen, Gottfried,253-269,2009.

    @article{,
       author = {Matthias B\"{o}hm and Dirk Habich and Steffen Preissler and Wolfgang Lehner and Uwe Wloka},
       title = {Cost-Based Vectorization of Instance-Based Integration Processes},
       booktitle = {Advances in Databases and Information Systems, 13th East European Conference, ADBIS 2009, Riga, Latvia, September 7-10, 2009. Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {5739},
       year = {2009},
       isbn = {978-3-642-03972-0},
       pages = {253--269},
       url = {http://dx.doi.org/10.1007/978-3-642-03973-7_19},
       publisher = {Grundspenkis, Janis; Morzy, Tadeusz \& Vossen, Gottfried}
    }

  • Clustering Uncertain Data with Possible Worlds.

    Lehner, W.; Habich, D.; Hahmann, M.; Rosenthal, F.; Volk, P.

    In Proceedings of the 25th International Conference on Data Engineering, ICDE 2009, March 29 2009 - April 2 2009, Shanghai, China.Ioannidis, Yannis E.; Lee, Dik Lun & Ng, Raymond T.,1625-1632,2009.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Martin Hahmann and Frank Rosenthal and Peter Benjamin Volk},
       title = {Clustering Uncertain Data with Possible Worlds},
       booktitle = {Proceedings of the 25th International Conference on Data Engineering, ICDE 2009, March 29 2009 - April 2 2009, Shanghai, China},
       year = {2009},
       isbn = {978-0-7695-3545-6},
       pages = {1625--1632},
       url = {http://dx.doi.org/10.1109/ICDE.2009.174},
       publisher = {Ioannidis, Yannis E.; Lee, Dik Lun \& Ng, Raymond T.}
    }

  • Cardinality estimation in ETL processes.

    Thiele, M.; Kiefer, T.; Lehner, W.

    In DOLAP 2009, ACM 12th International Workshop on Data Warehousing and OLAP, Hong Kong, China, November 6, 2009, Proceedings.Song, Il-Yeol & Zimányi, Esteban,57-64,2009.

    @article{,
       author = {Maik Thiele and Tim Kiefer and Wolfgang Lehner},
       title = {Cardinality estimation in ETL processes},
       booktitle = {DOLAP 2009, ACM 12th International Workshop on Data Warehousing and OLAP, Hong Kong, China, November 6, 2009, Proceedings},
       year = {2009},
       isbn = {978-1-60558-801-8},
       pages = {57--64},
       url = {http://doi.acm.org/10.1145/1651291.1651302},
       publisher = {Song, Il-Yeol \& Zim\'{a}nyi, Esteban}
    }

  • Anfragegetriebene Indizierung räumlicher Daten

    Anfragegetriebene Indizierung räumlicher Daten.

    Voigt, H.; Preissler, S.; Böhm, M.; Lehner, W.

    In Informatik 2009: Im Focus das Leben, Beiträge der 39. Jahrestagung der Gesellschaft für Informatik e.V. (GI), 28.9.-2.10.2009, Lübeck, Deutschland, Proceedings.Fischer, Stefan; Maehle, Erik & Reischuk, Rüdiger,2056-2070,2009.

    @article{,
       author = {Hannes Voigt and Steffen Preissler and Matthias B\"{o}hm and Wolfgang Lehner},
       title = {Anfragegetriebene Indizierung r\"{a}umlicher Daten},
       booktitle = {Informatik 2009: Im Focus das Leben, Beitr\"{a}ge der 39. Jahrestagung der Gesellschaft f\"{u}r Informatik e.V. (GI), 28.9.-2.10.2009, L\"{u}beck, Deutschland, Proceedings},
       series = {LNI},
       volume = {154},
       year = {2009},
       isbn = {978-3-88579-248-2},
       pages = {2056--2070},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings154/article2713.html},
       publisher = {Fischer, Stefan; Maehle, Erik \& Reischuk, R\"{u}diger}
    }

Year 2008 (16 Publications)

  • Maintaining bounded-size sample synopses of evolving datasets.

    Lehner, W.; Gemulla, R.

    In VLDB J.173-202,2008.

    @article{,
       author = {Wolfgang Lehner and Rainer Gemulla},
       title = {Maintaining bounded-size sample synopses of evolving datasets},
       journal = {VLDB J.},
       volume = {17},
       year = {2008},
       pages = {173--202},
       url = {http://dx.doi.org/10.1007/s00778-007-0065-y}
    }

  • Workload-based optimization of integration processes

    Workload-based optimization of integration processes.

    Lehner, W.; Habich, D.; Böhm, M.

    In Proceedings of the 17th ACM Conference on Information and Knowledge Management, CIKM 2008, Napa Valley, California, USA, October 26-30, 2008.Shanahan, James G.; Amer-Yahia, Sihem; Manolescu, Ioana; Zhang, Yi; Evans, David A.; Kolcz, Aleksander; Choi, Key-Sun & Chowdhury, Abdur,1479-1480,2008.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Matthias B\"{o}hm},
       title = {Workload-based optimization of integration processes},
       booktitle = {Proceedings of the 17th ACM Conference on Information and Knowledge Management, CIKM 2008, Napa Valley, California, USA, October 26-30, 2008},
       year = {2008},
       isbn = {978-1-59593-991-3},
       pages = {1479--1480},
       url = {http://doi.acm.org/10.1145/1458082.1458343},
       publisher = {Shanahan, James G.; Amer-Yahia, Sihem; Manolescu, Ioana; Zhang, Yi; Evans, David A.; Kolcz, Aleksander; Choi, Key-Sun \& Chowdhury, Abdur}
    }

  • Sampling time-based sliding windows in bounded space.

    Lehner, W.; Gemulla, R.

    In Proceedings of the ACM SIGMOD International Conference on Management of Data, SIGMOD 2008, Vancouver, BC, Canada, June 10-12, 2008.Wang, Jason Tsong-Li,379-392,2008.

    @article{,
       author = {Wolfgang Lehner and Rainer Gemulla},
       title = {Sampling time-based sliding windows in bounded space},
       booktitle = {Proceedings of the ACM SIGMOD International Conference on Management of Data, SIGMOD 2008, Vancouver, BC, Canada, June 10-12, 2008},
       year = {2008},
       isbn = {978-1-60558-102-6},
       pages = {379--392},
       url = {http://doi.acm.org/10.1145/1376616.1376657},
       publisher = {Wang, Jason Tsong-Li}
    }

  • RiTE: Providing On-Demand Data for Right-Time Data Warehousing.

    Lehner, W.

    In Proceedings of the 24th International Conference on Data Engineering, ICDE 2008, April 7-12, 2008, Cancún, México.Alonso, Gustavo; Blakeley, José A. & Chen, Arbee L. P.,456-465,2008.

    @article{,
       author = {Wolfgang Lehner},
       title = {RiTE: Providing On-Demand Data for Right-Time Data Warehousing},
       booktitle = {Proceedings of the 24th International Conference on Data Engineering, ICDE 2008, April 7-12, 2008, Cancún, M\'{e}xico},
       year = {2008},
       isbn = {978-1-4244-1836-7},
       pages = {456--465},
       url = {http://dx.doi.org/10.1109/ICDE.2008.4497454},
       publisher = {Alonso, Gustavo; Blakeley, Jos\'{e} A. \& Chen, Arbee L. P.}
    }

  • Quality of service and predictability in DBMS.

    Lehner, W.

    In EDBT 2008, 11th International Conference on Extending Database Technology, Nantes, France, March 25-29, 2008, Proceedings.Kemper, Alfons; Valduriez, Patrick; Mouaddib, Noureddine; Teubner, Jens; Bouzeghoub, Mokrane; Markl, Volker; Amsaleg, Laurent & Manolescu, Ioana,2008.

    @article{,
       author = {Wolfgang Lehner},
       title = {Quality of service and predictability in DBMS},
       booktitle = {EDBT 2008, 11th International Conference on Extending Database Technology, Nantes, France, March 25-29, 2008, Proceedings},
       series = {ACM International Conference Proceeding Series},
       volume = {261},
       year = {2008},
       isbn = {978-1-59593-926-5},
       url = {http://doi.acm.org/10.1145/1353343.1353444},
       publisher = {Kemper, Alfons; Valduriez, Patrick; Mouaddib, Noureddine; Teubner, Jens; Bouzeghoub, Mokrane; Markl, Volker; Amsaleg, Laurent \& Manolescu, Ioana}
    }

  • Pre analysis and clustering of uncertain data from manufacturing processes.

    Lehner, W.; Habich, D.; Hahmann, M.; Volk, P.

    In LWA 2008 - Workshop-Woche: Lernen, Wissen & Adaptivität, Würzburg, 6.-8. Oktober 2008, Proceedings.Baumeister, Joachim & Atzmüller, Martin,94-100,2008.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Martin Hahmann and Peter Benjamin Volk},
       title = {Pre analysis and clustering of uncertain data from manufacturing processes},
       booktitle = {LWA 2008 - Workshop-Woche: Lernen, Wissen \& Adaptivit\"{a}t, W\"{u}rzburg, 6.-8. Oktober 2008, Proceedings},
       series = {Technical Report},
       volume = {448},
       year = {2008},
       pages = {94--100},
       publisher = {Baumeister, Joachim \& Atzm\"{u}ller, Martin}
    }

  • Poster session: Constrained dynamic physical database design.

    Lehner, W.; Voigt, H.

    In Proceedings of the 24th International Conference on Data Engineering Workshops, ICDE 2008, April 7-12, 2008, Cancún, México.63-70,2008.

    @article{,
       author = {Wolfgang Lehner and Hannes Voigt},
       title = {Poster session: Constrained dynamic physical database design},
       booktitle = {Proceedings of the 24th International Conference on Data Engineering Workshops, ICDE 2008, April 7-12, 2008, Cancún, M\'{e}xico},
       year = {2008},
       isbn = {978-1-4244-2161-9},
       pages = {63--70},
       url = {http://dx.doi.org/10.1109/ICDEW.2008.4498286}
    }

  • Model-Driven Generation and Optimization of Complex Integration Processes

    Model-Driven Generation and Optimization of Complex Integration Processes.

    Lehner, W.; Habich, D.; Böhm, M.

    In ICEIS 2008 - Proceedings of the Tenth International Conference on Enterprise Information Systems, Volume DISI, Barcelona, Spain, June 12-16, 2008.Cordeiro, José & Filipe, Joaquim,131-136,2008.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Matthias B\"{o}hm},
       title = {Model-Driven Generation and Optimization of Complex Integration Processes},
       booktitle = {ICEIS 2008 - Proceedings of the Tenth International Conference on Enterprise Information Systems, Volume DISI, Barcelona, Spain, June 12-16, 2008},
       year = {2008},
       isbn = {978-989-8111-36-4},
       pages = {131--136},
       publisher = {Cordeiro, Jos\'{e} \& Filipe, Joaquim}
    }

  • Message Indexing for Document-Oriented Integration Processes

    Message Indexing for Document-Oriented Integration Processes.

    Lehner, W.; Habich, D.; Böhm, M.

    In ICEIS 2008 - Proceedings of the Tenth International Conference on Enterprise Information Systems, Volume DISI, Barcelona, Spain, June 12-16, 2008.Cordeiro, José & Filipe, Joaquim,137-142,2008.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Matthias B\"{o}hm},
       title = {Message Indexing for Document-Oriented Integration Processes},
       booktitle = {ICEIS 2008 - Proceedings of the Tenth International Conference on Enterprise Information Systems, Volume DISI, Barcelona, Spain, June 12-16, 2008},
       year = {2008},
       isbn = {978-989-8111-36-4},
       pages = {137--142},
       publisher = {Cordeiro, Jos\'{e} \& Filipe, Joaquim}
    }

  • Linked Bernoulli Synopses: Sampling along Foreign Keys.

    Lehner, W.; Rösch, P.; Gemulla, R.

    In Scientific and Statistical Database Management, 20th International Conference, SSDBM 2008, Hong Kong, China, July 9-11, 2008, Proceedings.Ludäscher, Bertram & Mamoulis, Nikos,2008.

    @article{,
       author = {Wolfgang Lehner and Philipp R\"{o}sch and Rainer Gemulla},
       title = {Linked Bernoulli Synopses: Sampling along Foreign Keys},
       booktitle = {Scientific and Statistical Database Management, 20th International Conference, SSDBM 2008, Hong Kong, China, July 9-11, 2008, Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {5069},
       year = {2008},
       isbn = {978-3-540-69476-2},
       url = {http://dx.doi.org/10.1007/978-3-540-69497-7_4},
       publisher = {Lud\"{a}scher, Bertram \& Mamoulis, Nikos}
    }

  • Improving Data Independence, Efficiency and Functional Flexibility of Integration Platforms

    Improving Data Independence, Efficiency and Functional Flexibility of Integration Platforms.

    Lehner, W.; Habich, D.; Böhm, M.

    In Proceedings of the Forum at the CAiSE'08 Conference, Montpellier, France, June 18-20, 2008.Bellahsene, Zohra; Woo, Carson; Hunt, Ela; Franch, Xavier & Coletta, Remi,97-100,2008.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Matthias B\"{o}hm},
       title = {Improving Data Independence, Efficiency and Functional Flexibility of Integration Platforms},
       booktitle = {Proceedings of the Forum at the CAiSE'08 Conference, Montpellier, France, June 18-20, 2008},
       series = {CEUR Workshop Proceedings},
       volume = {344},
       year = {2008},
       pages = {97--100},
       url = {http://ceur-ws.org/Vol-344/paper25.pdf},
       publisher = {Bellahsene, Zohra; Woo, Carson; Hunt, Ela; Franch, Xavier \& Coletta, Remi}
    }

  • Exploiting Graphic Card Processor Technology to Accelerate Data Mining Queries in SAP NetWeaver BIA.

    Lehner, W.

    In Workshops Proceedings of the 8th IEEE International Conference on Data Mining (ICDM 2008), December 15-19, 2008, Pisa, Italy.506-515,2008.

    @article{,
       author = {Wolfgang Lehner},
       title = {Exploiting Graphic Card Processor Technology to Accelerate Data Mining Queries in SAP NetWeaver BIA},
       booktitle = {Workshops Proceedings of the 8th IEEE International Conference on Data Mining (ICDM 2008), December 15-19, 2008, Pisa, Italy},
       year = {2008},
       isbn = {978-0-7695-3503-6},
       pages = {506--515},
       url = {http://dx.doi.org/10.1109/ICDMW.2008.61}
    }

  • DIPBench: An independent benchmark for Data-Intensive Integration Processes.

    Lehner, W.; Habich, D.; Böhm, M.

    In Proceedings of the 24th International Conference on Data Engineering Workshops, ICDE 2008, April 7-12, 2008, Cancún, México.214-221,2008.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Matthias B\"{o}hm},
       title = {DIPBench: An independent benchmark for Data-Intensive Integration Processes},
       booktitle = {Proceedings of the 24th International Conference on Data Engineering Workshops, ICDE 2008, April 7-12, 2008, Cancún, M\'{e}xico},
       year = {2008},
       isbn = {978-1-4244-2161-9},
       pages = {214--221},
       url = {http://dx.doi.org/10.1109/ICDEW.2008.4498321}
    }

  • DIPBench Toolsuite: A Framework for Benchmarking Integration Systems.

    Lehner, W.; Habich, D.; Böhm, M.

    In Proceedings of the 24th International Conference on Data Engineering, ICDE 2008, April 7-12, 2008, Cancún, México.Alonso, Gustavo; Blakeley, José A. & Chen, Arbee L. P.,1596-1599,2008.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Matthias B\"{o}hm},
       title = {DIPBench Toolsuite: A Framework for Benchmarking Integration Systems},
       booktitle = {Proceedings of the 24th International Conference on Data Engineering, ICDE 2008, April 7-12, 2008, Cancún, M\'{e}xico},
       year = {2008},
       isbn = {978-1-4244-1836-7},
       pages = {1596--1599},
       url = {http://dx.doi.org/10.1109/ICDE.2008.4497630},
       publisher = {Alonso, Gustavo; Blakeley, Jos\'{e} A. \& Chen, Arbee L. P.}
    }

  • Designing Random Sample Synopses with Outliers.

    Lehner, W.; Rösch, P.; Gemulla, R.

    In Proceedings of the 24th International Conference on Data Engineering, ICDE 2008, April 7-12, 2008, Cancún, México.Alonso, Gustavo; Blakeley, José A. & Chen, Arbee L. P.,1400-1402,2008.

    @article{,
       author = {Wolfgang Lehner and Philipp R\"{o}sch and Rainer Gemulla},
       title = {Designing Random Sample Synopses with Outliers},
       booktitle = {Proceedings of the 24th International Conference on Data Engineering, ICDE 2008, April 7-12, 2008, Cancún, M\'{e}xico},
       year = {2008},
       isbn = {978-1-4244-1836-7},
       pages = {1400--1402},
       url = {http://dx.doi.org/10.1109/ICDE.2008.4497569},
       publisher = {Alonso, Gustavo; Blakeley, Jos\'{e} A. \& Chen, Arbee L. P.}
    }

  • An Advanced Transaction Model for Recovery Processing of Integration Processes.

    Lehner, W.; Habich, D.; Böhm, M.

    In Advances in Databases and Information Systems, Proceedings of the 12th East European Conference, ADBIS 2008, September 5-9, 2008, Pori, Finland.Atzeni, Paolo; Caplinskas, Albertas & Jaakkola, Hannu,90-105,2008.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Matthias B\"{o}hm},
       title = {An Advanced Transaction Model for Recovery Processing of Integration Processes},
       booktitle = {Advances in Databases and Information Systems, Proceedings of the 12th East European Conference, ADBIS 2008, September 5-9, 2008, Pori, Finland},
       year = {2008},
       isbn = {978-952-15-2014-3},
       pages = {90--105},
       publisher = {Atzeni, Paolo; Caplinskas, Albertas \& Jaakkola, Hannu}
    }

Year 2007 (16 Publications)

  • Supporting Gene Expression Analysis Processes by a Service-Oriented Platform.

    Richly, S.; Habich, D.; Thiele, M.; Götz, S.; Hartung, S.

    In IEEE International Conference on Services Computing (SCC 2007).739-746,2007.

    @article{,
       author = {Sebastian Richly and Dirk Habich and Maik Thiele and Sebastian G\"{o}tz and Stefan Hartung},
       title = {Supporting Gene Expression Analysis Processes by a Service-Oriented Platform},
       booktitle = {IEEE International Conference on Services Computing (SCC 2007)},
       year = {2007},
       month = {7},
       pages = {739--746},
       url = {http://dx.doi.org/10.1109/SCC.2007.114},
       keywords = {biology computing, genetic engineering, gene expression analysis, microarray data sets, service-oriented platform, Bioinformatics, Context-aware services, Data analysis, Gene expression, Genomics, Medical diagnostic imaging, Runtime, Scalability, Search engines, Web services}
    }

  • Towards Self-Optimization of Message Transformation Processes

    Towards Self-Optimization of Message Transformation Processes.

    Lehner, W.; Habich, D.; Böhm, M.

    In Communications of the Eleventh East-European Conference on Advances in Databases and Information Systems, Varna, Bulgaria, September 29 - October 3, 2007.Ioannidis, Yannis E.; Novikov, Boris & Rachev, Boris,2007.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Matthias B\"{o}hm},
       title = {Towards Self-Optimization of Message Transformation Processes},
       booktitle = {Communications of the Eleventh East-European Conference on Advances in Databases and Information Systems, Varna, Bulgaria, September 29 - October 3, 2007},
       series = {CEUR Workshop Proceedings},
       volume = {325},
       year = {2007},
       url = {http://ceur-ws.org/Vol-325/paper11.pdf},
       publisher = {Ioannidis, Yannis E.; Novikov, Boris \& Rachev, Boris}
    }

  • Representing Data Quality for Streaming and Static Data.

    Lehner, W.

    In Proceedings of the 23rd International Conference on Data Engineering Workshops, ICDE 2007, 15-20 April 2007, Istanbul, Turkey.2007.

    @article{,
       author = {Wolfgang Lehner},
       title = {Representing Data Quality for Streaming and Static Data},
       booktitle = {Proceedings of the 23rd International Conference on Data Engineering Workshops, ICDE 2007, 15-20 April 2007, Istanbul, Turkey},
       year = {2007},
       isbn = {978-1-4244-0831-3},
       url = {http://dx.doi.org/10.1109/ICDEW.2007.4400967}
    }

  • Partition-based workload scheduling in living data warehouse environments

    Partition-based workload scheduling in living data warehouse environments.

    Thiele, M.; Fischer, U.; Lehner, W.

    In DOLAP 2007, ACM 10th International Workshop on Data Warehousing and OLAP, Lisbon, Portugal, November 9, 2007, Proceedings.Song, Il-Yeol & Pedersen, Torben Bach,57-64,2007.

    @article{,
       author = {Maik Thiele and Ulrike Fischer and Wolfgang Lehner},
       title = {Partition-based workload scheduling in living data warehouse environments},
       booktitle = {DOLAP 2007, ACM 10th International Workshop on Data Warehousing and OLAP, Lisbon, Portugal, November 9, 2007, Proceedings},
       year = {2007},
       isbn = {978-1-59593-827-5},
       pages = {57--64},
       url = {http://doi.acm.org/10.1145/1317331.1317342},
       publisher = {Song, Il-Yeol \& Pedersen, Torben Bach}
    }

  • Parameterfreies Clustering mittels Multi-Level Ansatz.

    Lehner, W.; Habich, D.; Hahmann, M.

    In LWA 2007: Lernen - Wissen - Adaption, Halle, September 2007, Workshop Proceedings.Hinneburg, Alexander,36-43,2007.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Martin Hahmann},
       title = {Parameterfreies Clustering mittels Multi-Level Ansatz},
       booktitle = {LWA 2007: Lernen - Wissen - Adaption, Halle, September 2007, Workshop Proceedings},
       year = {2007},
       isbn = {978-3-86010-907-6},
       pages = {36--43},
       publisher = {Hinneburg, Alexander}
    }

  • Maintaining bernoulli samples over evolving multisets

    Maintaining bernoulli samples over evolving multisets.

    Lehner, W.; Gemulla, R.

    In Proceedings of the Twenty-Sixth ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems, June 11-13, 2007, Beijing, China.Libkin, Leonid,93-102,2007.

    @article{,
       author = {Wolfgang Lehner and Rainer Gemulla},
       title = {Maintaining bernoulli samples over evolving multisets},
       booktitle = {Proceedings of the Twenty-Sixth ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems, June 11-13, 2007, Beijing, China},
       year = {2007},
       isbn = {978-1-59593-685-1},
       pages = {93--102},
       url = {http://doi.acm.org/10.1145/1265530.1265544},
       publisher = {Libkin, Leonid}
    }

  • Exploiting self-monitoring sample views for cardinality estimation.

    Lehner, W.

    In Proceedings of the ACM SIGMOD International Conference on Management of Data, Beijing, China, June 12-14, 2007.Chan, Chee Yong; Ooi, Beng Chin & Zhou, Aoying,1073-1075,2007.

    @article{,
       author = {Wolfgang Lehner},
       title = {Exploiting self-monitoring sample views for cardinality estimation},
       booktitle = {Proceedings of the ACM SIGMOD International Conference on Management of Data, Beijing, China, June 12-14, 2007},
       year = {2007},
       isbn = {978-1-59593-686-8},
       pages = {1073--1075},
       url = {http://doi.acm.org/10.1145/1247480.1247610},
       publisher = {Chan, Chee Yong; Ooi, Beng Chin \& Zhou, Aoying}
    }

  • Error-Aware Density-Based Clustering of Imprecise Measurement Values.

    Lehner, W.; Habich, D.; Volk, P.

    In Workshops Proceedings of the 7th IEEE International Conference on Data Mining (ICDM 2007), October 28-31, 2007, Omaha, Nebraska, USA.471-476,2007.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Peter Benjamin Volk},
       title = {Error-Aware Density-Based Clustering of Imprecise Measurement Values},
       booktitle = {Workshops Proceedings of the 7th IEEE International Conference on Data Mining (ICDM 2007), October 28-31, 2007, Omaha, Nebraska, USA},
       year = {2007},
       isbn = {0-7695-3033-8},
       pages = {471--476},
       url = {http://dx.doi.org/10.1109/ICDMW.2007.88}
    }

  • Ein Nachrichtentransformationsmodell für komplexe Transformationsprozesse in datenzentrischen Anwendungsszenarien.

    Lehner, W.; Habich, D.; Böhm, M.

    In Datenbanksysteme in Business, Technologie und Web (BTW 2007), 12. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS). Germany",562-581,2007.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Matthias B\"{o}hm},
       title = {Ein Nachrichtentransformationsmodell f\"{u}r komplexe Transformationsprozesse in datenzentrischen Anwendungsszenarien},
       booktitle = {Datenbanksysteme in Business, Technologie und Web (BTW 2007), 12. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       series = { Aachen},
       volume = {103},
       year = {2007},
       isbn = {978-3-88579-197-3},
       pages = {562--581},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings103/article1423.html},
       publisher = { Germany"'}
    }

  • Efficient exploitation of similar subexpressions for query processing.

    Lehner, W.

    In Proceedings of the ACM SIGMOD International Conference on Management of Data, Beijing, China, June 12-14, 2007.Chan, Chee Yong; Ooi, Beng Chin & Zhou, Aoying,533-544,2007.

    @article{,
       author = {Wolfgang Lehner},
       title = {Efficient exploitation of similar subexpressions for query processing},
       booktitle = {Proceedings of the ACM SIGMOD International Conference on Management of Data, Beijing, China, June 12-14, 2007},
       year = {2007},
       isbn = {978-1-59593-686-8},
       pages = {533--544},
       url = {http://doi.acm.org/10.1145/1247480.1247540},
       publisher = {Chan, Chee Yong; Ooi, Beng Chin \& Zhou, Aoying}
    }

  • Der Einfluss der Datenverteilung auf die Performanz eines Data Warehouse.

    Lehner, W.; Legler, T.

    In Datenbanksysteme in Business, Technologie und Web (BTW 2007), 12. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme" (DBIS). Germany",502-513,2007.

    @article{,
       author = {Wolfgang Lehner and Thomas Legler},
       title = {Der Einfluss der Datenverteilung auf die Performanz eines Data Warehouse},
       booktitle = {Datenbanksysteme in Business, Technologie und Web (BTW 2007), 12. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme"' (DBIS)},
       series = { Aachen},
       volume = {103},
       year = {2007},
       isbn = {978-3-88579-197-3},
       pages = {502--513},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings103/article1418.html},
       publisher = { Germany"'}
    }

  • Data-Grey-BoxWeb Services in Data-Centric Environments.

    Lehner, W.; Habich, D.

    In 2007 IEEE International Conference on Web Services (ICWS 2007), July 9-13, 2007, Salt Lake City, Utah, USA.976-983,2007.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich},
       title = {Data-Grey-BoxWeb Services in Data-Centric Environments},
       booktitle = {2007 IEEE International Conference on Web Services (ICWS 2007), July 9-13, 2007, Salt Lake City, Utah, USA},
       year = {2007},
       isbn = {0-7695-2924-0},
       pages = {976--983},
       url = {http://dx.doi.org/10.1109/ICWS.2007.69}
    }

  • Data-aware SOA for Gene Expression Analysis Processes.

    Lehner, W.; Habich, D.

    In 2007 IEEE International Conference on Services Computing - Workshops (SCW 2007), 9-13 July 2007, Salt Lake City, Utah, USA.138-145,2007.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich},
       title = {Data-aware SOA for Gene Expression Analysis Processes},
       booktitle = {2007 IEEE International Conference on Services Computing - Workshops (SCW 2007), 9-13 July 2007, Salt Lake City, Utah, USA},
       year = {2007},
       pages = {138--145},
       url = {http://dx.doi.org/10.1109/SERVICES.2007.28}
    }

  • Cardinality estimation using sample views with quality assurance.

    Lehner, W.

    In Proceedings of the ACM SIGMOD International Conference on Management of Data, Beijing, China, June 12-14, 2007.Chan, Chee Yong; Ooi, Beng Chin & Zhou, Aoying,175-186,2007.

    @article{,
       author = {Wolfgang Lehner},
       title = {Cardinality estimation using sample views with quality assurance},
       booktitle = {Proceedings of the ACM SIGMOD International Conference on Management of Data, Beijing, China, June 12-14, 2007},
       year = {2007},
       isbn = {978-1-59593-686-8},
       pages = {175--186},
       url = {http://doi.acm.org/10.1145/1247480.1247502},
       publisher = {Chan, Chee Yong; Ooi, Beng Chin \& Zhou, Aoying}
    }

  • BPEL-DT – Data-aware Extension of BPEL to Support Data-Intensive Service Applications

    BPEL-DT – Data-aware Extension of BPEL to Support Data-Intensive Service Applications.

    Lehner, W.; Habich, D.

    In Proceedings of the 2nd ECOWS07 Workshop on Emerging Web Services Technology, WEWST 2007, Halle (Saale), Germany, November 26, 2007.Pautasso, Cesare & Gschwind, Thomas,2007.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich},
       title = {BPEL-DT \&\#8211; Data-aware Extension of BPEL to Support Data-Intensive Service Applications},
       booktitle = {Proceedings of the 2nd ECOWS07 Workshop on Emerging Web Services Technology, WEWST 2007, Halle (Saale), Germany, November 26, 2007},
       series = {CEUR Workshop Proceedings},
       volume = {313},
       year = {2007},
       url = {http://ceur-ws.org/Vol-313/paper7.pdf},
       publisher = {Pautasso, Cesare \& Gschwind, Thomas}
    }

  • An Approach for Incremental Semi-supervised SVM.

    Lehner, W.; Habich, D.

    In Workshops Proceedings of the 7th IEEE International Conference on Data Mining (ICDM 2007), October 28-31, 2007, Omaha, Nebraska, USA.539-544,2007.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich},
       title = {An Approach for Incremental Semi-supervised SVM},
       booktitle = {Workshops Proceedings of the 7th IEEE International Conference on Data Mining (ICDM 2007), October 28-31, 2007, Omaha, Nebraska, USA},
       year = {2007},
       isbn = {0-7695-3033-8},
       pages = {539--544},
       url = {http://dx.doi.org/10.1109/ICDMW.2007.106}
    }

Year 2006 (15 Publications)

  • Schwerpunktthema Medizinische Informationssysteme.

    Lehner, W.

    In Datenbank-Spektrum.2006.

    @article{,
       author = {Wolfgang Lehner},
       title = {Schwerpunktthema Medizinische Informationssysteme},
       journal = {Datenbank-Spektrum},
       volume = {17},
       year = {2006},
       url = {http://www.datenbank-spektrum.de/v2/archiv/beitrag.html?key=dbspektrum/LenzL06\&nummer=17}
    }

  • Zusammenführung der konzeptuellen Modelle für operative und analytische Daten in einem logischen Modell, dargestellt am Beispiel des Precision Dairy Farming.

    Schulze, C.; Spilke, J.; Lehner, W.

    In Land- und Ernährungswirtschaft im Wandel: Aufgaben und Herausforderungen für die Agrar- und Umweltinformatik, Referate der 26. GIL Jahrestagung, 6.-8. März 2006, Potsdam, Germany.Wenkel, Karl-Otto; Wagner, Peter; Morgenstern, Marlies; Luzi, Karin & Eisermann, Petra,257-260,2006.

    @article{,
       author = {Christian Schulze and Joachim Spilke and Wolfgang Lehner},
       title = {Zusammenf\"{u}hrung der konzeptuellen Modelle f\"{u}r operative und analytische Daten in einem logischen Modell, dargestellt am Beispiel des Precision Dairy Farming},
       booktitle = {Land- und Ern\"{a}hrungswirtschaft im Wandel: Aufgaben und Herausforderungen f\"{u}r die Agrar- und Umweltinformatik, Referate der 26. GIL Jahrestagung, 6.-8. M\"{a}rz 2006, Potsdam, Germany},
       series = {LNI},
       volume = {78},
       year = {2006},
       isbn = {3-88579-172-2},
       pages = {257--260},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings78/article4469.html},
       publisher = {Wenkel, Karl-Otto; Wagner, Peter; Morgenstern, Marlies; Luzi, Karin \& Eisermann, Petra}
    }

  • Two-phase clustering strategy for gene expression data sets.

    Lehner, W.; Habich, D.

    In Proceedings of the 2006 ACM Symposium on Applied Computing (SAC), Dijon, France, April 23-27, 2006.Haddad, Hisham,145-150,2006.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich},
       title = {Two-phase clustering strategy for gene expression data sets},
       booktitle = {Proceedings of the 2006 ACM Symposium on Applied Computing (SAC), Dijon, France, April 23-27, 2006},
       year = {2006},
       isbn = {1-59593-108-2},
       pages = {145--150},
       url = {http://doi.acm.org/10.1145/1141277.1141311},
       publisher = {Haddad, Hisham}
    }

  • Two-Phase Clustering Strategy for Gene Expression Data Sets.

    Lehner, W.; Habich, D.

    In LWA 2006: Lernen - Wissensentdeckung - Adaptivität, Hildesheim, October 9th-11th 2006, joint workshop event of several interest groups of the German Society for Informatics (GI) - 14th Workshop on Adaptivity and User Modeling in Interactive Systems (ABIS 2006) - Workshop Information Retrieval 2006 of the Special Interest Group Information Retrieval (FGIR 2006) - Workshop on Knowledge and Experience Management (FGWM 2006) - 12th Workshop on Knowledge Discovery, Data Mining, and Machine Learning (KDML 2006).Althoff, Klaus-Dieter & Schaaf, Martin,275-281,2006.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich},
       title = {Two-Phase Clustering Strategy for Gene Expression Data Sets},
       booktitle = {LWA 2006: Lernen - Wissensentdeckung - Adaptivit\"{a}t, Hildesheim, October 9th-11th 2006, joint workshop event of several interest groups of the German Society for Informatics (GI) - 14th Workshop on Adaptivity and User Modeling in Interactive Systems (ABIS 2006) - Workshop Information Retrieval 2006 of the Special Interest Group Information Retrieval (FGIR 2006) - Workshop on Knowledge and Experience Management (FGWM 2006) - 12th Workshop on Knowledge Discovery, Data Mining, and Machine Learning (KDML 2006)},
       series = {Hildesheimer Informatik-Berichte},
       year = {2006},
       pages = {275--281},
       url = {http://web1.bib.uni-hildesheim.de/edocs/2007/522111491/meta/},
       publisher = {Althoff, Klaus-Dieter \& Schaaf, Martin}
    }

  • Topic 5: Parallel and Distributed Databases, Data Mining and Knowledge Discovery.

    Lehner, W.

    In Euro-Par 2006, Parallel Processing, 12th International Euro-Par Conference, Dresden, Germany, August 28 - September 1, 2006, Proceedings.Nagel, Wolfgang E.; Walter, Wolfgang V. & Lehner, Wolfgang,2006.

    @article{,
       author = {Wolfgang Lehner},
       title = {Topic 5: Parallel and Distributed Databases, Data Mining and Knowledge Discovery},
       booktitle = {Euro-Par 2006, Parallel Processing, 12th International Euro-Par Conference, Dresden, Germany, August 28 - September 1, 2006, Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {4128},
       year = {2006},
       isbn = {3-540-37783-2},
       url = {http://dx.doi.org/10.1007/11823285_34},
       publisher = {Nagel, Wolfgang E.; Walter, Wolfgang V. \& Lehner, Wolfgang}
    }

  • Shrinked Data Marts Enabled for Negative Caching.

    Thiele, M.; Lehner, W.

    In Tenth International Database Engineering and Applications Symposium (IDEAS 2006), 11-14 December 2006, Delhi, India.Desai, Bipin C. & Gupta, Shyam K.,148-157,2006.

    @article{,
       author = {Maik Thiele and Wolfgang Lehner},
       title = {Shrinked Data Marts Enabled for Negative Caching},
       booktitle = {Tenth International Database Engineering and Applications Symposium (IDEAS 2006), 11-14 December 2006, Delhi, India},
       year = {2006},
       isbn = {0-7695-2577-6},
       pages = {148--157},
       url = {http://dx.doi.org/10.1109/IDEAS.2006.41},
       publisher = {Desai, Bipin C. \& Gupta, Shyam K.}
    }

  • Optimistic Coarse-Grained Cache Semantics for Data Marts.

    Thiele, M.; Albrecht, J.; Lehner, W.

    In 18th International Conference on Scientific and Statistical Database Management, SSDBM 2006, 3-5 July 2006, Vienna, Austria, Proceedings.311-320,2006.

    @article{,
       author = {Maik Thiele and Jens Albrecht and Wolfgang Lehner},
       title = {Optimistic Coarse-Grained Cache Semantics for Data Marts},
       booktitle = {18th International Conference on Scientific and Statistical Database Management, SSDBM 2006, 3-5 July 2006, Vienna, Austria, Proceedings},
       year = {2006},
       isbn = {0-7695-2590-3},
       pages = {311--320},
       url = {http://dx.doi.org/10.1109/SSDBM.2006.38}
    }

  • Materialized Views in the Presence of Reporting Functions.

    Lehner, W.; Habich, D.

    In 18th International Conference on Scientific and Statistical Database Management, SSDBM 2006, 3-5 July 2006, Vienna, Austria, Proceedings.159-168,2006.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich},
       title = {Materialized Views in the Presence of Reporting Functions},
       booktitle = {18th International Conference on Scientific and Statistical Database Management, SSDBM 2006, 3-5 July 2006, Vienna, Austria, Proceedings},
       year = {2006},
       isbn = {0-7695-2590-3},
       pages = {159--168},
       url = {http://dx.doi.org/10.1109/SSDBM.2006.32}
    }

  • GignoMDA – Generation of Complex Database Applications.

    Lehner, W.; Habich, D.

    In Tagungsband zum 18. GI-Workshop über Grundlagen von Datenbanken (18th GI-Workshop on the Foundations of Databases), Wittenberg, Sachsen-Anhalt, 6.-9. Juni 2006.Brass, Stefan & Hinneburg, Alexander,65-69,2006.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich},
       title = {GignoMDA \&\#8211; Generation of Complex Database Applications},
       booktitle = {Tagungsband zum 18. GI-Workshop \"{u}ber Grundlagen von Datenbanken (18th GI-Workshop on the Foundations of Databases), Wittenberg, Sachsen-Anhalt, 6.-9. Juni 2006},
       year = {2006},
       pages = {65--69},
       url = {http://dbs.informatik.uni-halle.de/GvD2006/gvd06_habich.pdf},
       publisher = {Brass, Stefan \& Hinneburg, Alexander}
    }

  • GignoMDA – Exploiting Cross-Layer Optimization for Complex Database Applications.

    Lehner, W.; Habich, D.

    In Proceedings of the 32nd International Conference on Very Large Data Bases, Seoul, Korea, September 12-15, 2006.Dayal, Umeshwar; Whang, Kyu-Young; Lomet, David B.; Alonso, Gustavo; Lohman, Guy M.; Kersten, Martin L.; Cha, Sang Kyun & Kim, Young-Kuk,2006.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich},
       title = {GignoMDA \&\#8211; Exploiting Cross-Layer Optimization for Complex Database Applications},
       booktitle = {Proceedings of the 32nd International Conference on Very Large Data Bases, Seoul, Korea, September 12-15, 2006},
       year = {2006},
       isbn = {1-59593-385-9},
       url = {http://dl.acm.org/citation.cfm?id=1164256},
       publisher = {Dayal, Umeshwar; Whang, Kyu-Young; Lomet, David B.; Alonso, Gustavo; Lohman, Guy M.; Kersten, Martin L.; Cha, Sang Kyun \& Kim, Young-Kuk}
    }

  • Derby/S: a DBMS for sample-based query answering.

    Lehner, W.; Rösch, P.; Gemulla, R.

    In Proceedings of the ACM SIGMOD International Conference on Management of Data, Chicago, Illinois, USA, June 27-29, 2006.Chaudhuri, Surajit; Hristidis, Vagelis & Polyzotis, Neoklis,757-759,2006.

    @article{,
       author = {Wolfgang Lehner and Philipp R\"{o}sch and Rainer Gemulla},
       title = {Derby/S: a DBMS for sample-based query answering},
       booktitle = {Proceedings of the ACM SIGMOD International Conference on Management of Data, Chicago, Illinois, USA, June 27-29, 2006},
       year = {2006},
       isbn = {1-59593-256-9},
       pages = {757--759},
       url = {http://doi.acm.org/10.1145/1142473.1142579},
       publisher = {Chaudhuri, Surajit; Hristidis, Vagelis \& Polyzotis, Neoklis}
    }

  • Deferred Maintenance of Disk-Based Random Samples.

    Lehner, W.; Gemulla, R.

    In Advances in Database Technology - EDBT 2006, 10th International Conference on Extending Database Technology, Munich, Germany, March 26-31, 2006, Proceedings.Ioannidis, Yannis E.; Scholl, Marc H.; Schmidt, Joachim W.; Matthes, Florian; Hatzopoulos, Michael; Böhm, Klemens; Kemper, Alfons; Grust, Torsten & Böhm, Christian,423-441,2006.

    @article{,
       author = {Wolfgang Lehner and Rainer Gemulla},
       title = {Deferred Maintenance of Disk-Based Random Samples},
       booktitle = {Advances in Database Technology - EDBT 2006, 10th International Conference on Extending Database Technology, Munich, Germany, March 26-31, 2006, Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {3896},
       year = {2006},
       isbn = {3-540-32960-9},
       pages = {423--441},
       url = {http://dx.doi.org/10.1007/11687238_27},
       publisher = {Ioannidis, Yannis E.; Scholl, Marc H.; Schmidt, Joachim W.; Matthes, Florian; Hatzopoulos, Michael; B\"{o}hm, Klemens; Kemper, Alfons; Grust, Torsten \& B\"{o}hm, Christian}
    }

  • Data Mining with the SAP Netweaver BI Accelerator

    Data Mining with the SAP Netweaver BI Accelerator.

    Lehner, W.; Legler, T.

    In Proceedings of the 32nd International Conference on Very Large Data Bases, Seoul, Korea, September 12-15, 2006.Dayal, Umeshwar; Whang, Kyu-Young; Lomet, David B.; Alonso, Gustavo; Lohman, Guy M.; Kersten, Martin L.; Cha, Sang Kyun & Kim, Young-Kuk,1059-1068,2006.

    @article{,
       author = {Wolfgang Lehner and Thomas Legler},
       title = {Data Mining with the SAP Netweaver BI Accelerator},
       booktitle = {Proceedings of the 32nd International Conference on Very Large Data Bases, Seoul, Korea, September 12-15, 2006},
       year = {2006},
       isbn = {1-59593-385-9},
       pages = {1059--1068},
       url = {http://dl.acm.org/citation.cfm?id=1164218},
       publisher = {Dayal, Umeshwar; Whang, Kyu-Young; Lomet, David B.; Alonso, Gustavo; Lohman, Guy M.; Kersten, Martin L.; Cha, Sang Kyun \& Kim, Young-Kuk}
    }

  • A Dip in the Reservoir: Maintaining Sample Synopses of Evolving Datasets

    A Dip in the Reservoir: Maintaining Sample Synopses of Evolving Datasets.

    Lehner, W.; Gemulla, R.

    In Proceedings of the 32nd International Conference on Very Large Data Bases, Seoul, Korea, September 12-15, 2006.Dayal, Umeshwar; Whang, Kyu-Young; Lomet, David B.; Alonso, Gustavo; Lohman, Guy M.; Kersten, Martin L.; Cha, Sang Kyun & Kim, Young-Kuk,595-606,2006.

    @article{,
       author = {Wolfgang Lehner and Rainer Gemulla},
       title = {A Dip in the Reservoir: Maintaining Sample Synopses of Evolving Datasets},
       booktitle = {Proceedings of the 32nd International Conference on Very Large Data Bases, Seoul, Korea, September 12-15, 2006},
       year = {2006},
       isbn = {1-59593-385-9},
       pages = {595--606},
       url = {http://dl.acm.org/citation.cfm?id=1164179},
       publisher = {Dayal, Umeshwar; Whang, Kyu-Young; Lomet, David B.; Alonso, Gustavo; Lohman, Guy M.; Kersten, Martin L.; Cha, Sang Kyun \& Kim, Young-Kuk}
    }

  • 06431 Working Group Report on Managing and Integrating Data in P2P Databases

    06431 Working Group Report on Managing and Integrating Data in P2P Databases.

    Lehner, W.

    In Scalable Data Management in Evolving Networks, 22.10. - 27.10.2006.Böttcher, Stefan; Gruenwald, Le; Marrón, Pedro José & Pitoura, Evaggelia,2006.

    @article{,
       author = {Wolfgang Lehner},
       title = {06431 Working Group Report on Managing and Integrating Data in P2P Databases},
       booktitle = {Scalable Data Management in Evolving Networks, 22.10. - 27.10.2006},
       series = {Dagstuhl Seminar Proceedings},
       volume = {6431},
       year = {2006},
       url = {http://drops.dagstuhl.de/opus/volltexte/2007/950},
       publisher = {B\"{o}ttcher, Stefan; Gruenwald, Le; Marrón, Pedro Jos\'{e} \& Pitoura, Evaggelia}
    }

Year 2005 (10 Publications)

  • Supporting the ETL-process by Web Service technologies

    Supporting the ETL-process by Web Service technologies.

    Lehner, W.

    In IJWGS.31-47,2005.

    @article{,
       author = {Wolfgang Lehner},
       title = {Supporting the ETL-process by Web Service technologies},
       journal = {IJWGS},
       volume = {1},
       year = {2005},
       pages = {31--47},
       url = {http://dx.doi.org/10.1504/IJWGS.2005.007547}
    }

  • Hierarchisches gruppenbasiertes Sampling

    Hierarchisches gruppenbasiertes Sampling.

    Lehner, W.; Berthold, H.; Gemulla, R.

    In Inform., Forsch. Entwickl.45-56,2005.

    @article{,
       author = {Wolfgang Lehner and Henrike Berthold and Rainer Gemulla},
       title = {Hierarchisches gruppenbasiertes Sampling},
       journal = {Inform., Forsch. Entwickl.},
       volume = {20},
       year = {2005},
       pages = {45--56},
       url = {http://dx.doi.org/10.1007/s00450-004-0175-3}
    }

  • GignoMDA – modellgetriebene Entwicklung von Datenbankanwendungen.

    Lehner, W.

    In Datenbank-Spektrum.2005.

    @article{,
       author = {Wolfgang Lehner},
       title = {GignoMDA \&\#8211; modellgetriebene Entwicklung von Datenbankanwendungen},
       journal = {Datenbank-Spektrum},
       volume = {15},
       year = {2005},
       url = {http://www.datenbank-spektrum.de/v2/archiv/beitrag.html?key=dbspektrum/RichlyLS05\&nummer=15}
    }

  • Source-aware Join Strategies of Sensor Data Streams.

    Lehner, W.; Schmidt, S.

    In 17th International Conference on Scientific and Statistical Database Management, SSDBM 2005, 27-29 June 2005, University of California, Santa Barbara, CA, USA, Proceedings.Frew, James,123-132,2005.

    @article{,
       author = {Wolfgang Lehner and Sven Schmidt},
       title = {Source-aware Join Strategies of Sensor Data Streams},
       booktitle = {17th International Conference on Scientific and Statistical Database Management, SSDBM 2005, 27-29 June 2005, University of California, Santa Barbara, CA, USA, Proceedings},
       year = {2005},
       pages = {123--132},
       publisher = {Frew, James}
    }

  • Robust Real-time Query Processing with QStream

    Robust Real-time Query Processing with QStream.

    Lehner, W.; Legler, T.; Schmidt, S.

    In Proceedings of the 31st International Conference on Very Large Data Bases, Trondheim, Norway, August 30 - September 2, 2005.Böhm, Klemens; Jensen, Christian S.; Haas, Laura M.; Kersten, Martin L.; Larson, Per-Åke & Ooi, Beng Chin,1299-1302,2005.

    @article{,
       author = {Wolfgang Lehner and Thomas Legler and Sven Schmidt},
       title = {Robust Real-time Query Processing with QStream},
       booktitle = {Proceedings of the 31st International Conference on Very Large Data Bases, Trondheim, Norway, August 30 - September 2, 2005},
       year = {2005},
       isbn = {1-59593-154-6},
       pages = {1299--1302},
       url = {http://www.vldb.org/conf/2005/papers/p1299-schmidt.pdf},
       publisher = {B\"{o}hm, Klemens; Jensen, Christian S.; Haas, Laura M.; Kersten, Martin L.; Larson, Per-Åke \& Ooi, Beng Chin}
    }

  • Real-Time Scheduling for Data Stream Management Systems.

    Lehner, W.; Legler, T.; Schmidt, S.

    In 17th Euromicro Conference on Real-Time Systems (ECRTS 2005), 6-8 July 2005, Palma de Mallorca, Spain, Proceedings.167-176,2005.

    @article{,
       author = {Wolfgang Lehner and Thomas Legler and Sven Schmidt},
       title = {Real-Time Scheduling for Data Stream Management Systems},
       booktitle = {17th Euromicro Conference on Real-Time Systems (ECRTS 2005), 6-8 July 2005, Palma de Mallorca, Spain, Proceedings},
       year = {2005},
       isbn = {0-7695-2400-1},
       pages = {167--176},
       url = {http://dx.doi.org/10.1109/ECRTS.2005.24}
    }

  • Optimizing Multiple Top-K Queries over Joins.

    Lehner, W.; Habich, D.

    In 17th International Conference on Scientific and Statistical Database Management, SSDBM 2005, 27-29 June 2005, University of California, Santa Barbara, CA, USA, Proceedings.Frew, James,195-204,2005.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich},
       title = {Optimizing Multiple Top-K Queries over Joins},
       booktitle = {17th International Conference on Scientific and Statistical Database Management, SSDBM 2005, 27-29 June 2005, University of California, Santa Barbara, CA, USA, Proceedings},
       year = {2005},
       pages = {195--204},
       publisher = {Frew, James}
    }

  • Integrated resource management for data stream systems.

    Lehner, W.; Schmidt, S.; Berthold, H.

    In Proceedings of the 2005 ACM Symposium on Applied Computing (SAC), Santa Fe, New Mexico, USA, March 13-17, 2005.Haddad, Hisham; Liebrock, Lorie M.; Omicini, Andrea & Wainwright, Roger L.,555-562,2005.

    @article{,
       author = {Wolfgang Lehner and Sven Schmidt and Henrike Berthold},
       title = {Integrated resource management for data stream systems},
       booktitle = {Proceedings of the 2005 ACM Symposium on Applied Computing (SAC), Santa Fe, New Mexico, USA, March 13-17, 2005},
       year = {2005},
       isbn = {1-58113-964-0},
       pages = {555--562},
       url = {http://doi.acm.org/10.1145/1066677.1066806},
       publisher = {Haddad, Hisham; Liebrock, Lorie M.; Omicini, Andrea \& Wainwright, Roger L.}
    }

  • Hierarchical Group-Based Sampling

    Hierarchical Group-Based Sampling.

    Lehner, W.; Berthold, H.; Gemulla, R.

    In Database: Enterprise, Skills and Innovation, 22nd British National Conference on Databases, BNCOD 22, Sunderland, UK, July 5-7, 2005, Proceedings.Jackson, Mike; Nelson, David & Stirk, Sue,120-132,2005.

    @article{,
       author = {Wolfgang Lehner and Henrike Berthold and Rainer Gemulla},
       title = {Hierarchical Group-Based Sampling},
       booktitle = {Database: Enterprise, Skills and Innovation, 22nd British National Conference on Databases, BNCOD 22, Sunderland, UK, July 5-7, 2005, Proceedings},
       series = {Lecture Notes in Computer Science},
       volume = {3567},
       year = {2005},
       isbn = {3-540-26973-8},
       pages = {120--132},
       url = {http://dx.doi.org/10.1007/11511854_10},
       publisher = {Jackson, Mike; Nelson, David \& Stirk, Sue}
    }

  • Data Management Support for Notification Services.

    Lehner, W.

    In Data Management in a Connected World, Essays Dedicated to Hartmut Wedekind on the Occasion of His 70th Birthday.Härder, Theo & Lehner, Wolfgang,111-136,2005.

    @article{,
       author = {Wolfgang Lehner},
       title = {Data Management Support for Notification Services},
       booktitle = {Data Management in a Connected World, Essays Dedicated to Hartmut Wedekind on the Occasion of His 70th Birthday},
       series = {Lecture Notes in Computer Science},
       volume = {3551},
       year = {2005},
       isbn = {3-540-26295-4},
       pages = {111--136},
       url = {http://dx.doi.org/10.1007/11499923_7},
       publisher = {H\"{a}rder, Theo \& Lehner, Wolfgang}
    }

Year 2004 (7 Publications)

  • XQery – Ein Überblick.

    Lehner, W.

    In Datenbank-Spektrum.23-32,2004.

    @article{,
       author = {Wolfgang Lehner},
       title = {XQery \&\#8211; Ein \"{U}berblick},
       journal = {Datenbank-Spektrum},
       volume = {4},
       year = {2004},
       pages = {23--32}
    }

  • Verknüpfung schwach-konsistenter Datenbankzustände in Grid-organisierten Rechnerstrukturen.

    Lehner, W.

    In Datenbank-Spektrum.40-47,2004.

    @article{,
       author = {Wolfgang Lehner},
       title = {Verkn\"{u}pfung schwach-konsistenter Datenbankzust\"{a}nde in Grid-organisierten Rechnerstrukturen},
       journal = {Datenbank-Spektrum},
       volume = {9},
       year = {2004},
       pages = {40--47}
    }

  • Data Mining und Data Warehousing.

    Lehner, W.

    In Datenbank-Spektrum.2004.

    @article{,
       author = {Wolfgang Lehner},
       title = {Data Mining und Data Warehousing},
       journal = {Datenbank-Spektrum},
       volume = {9},
       year = {2004}
    }

  • Robust Data Management.

    Lehner, W.

    In Mobile Information Management, 24.-29. October 2004.Dunham, Margaret H.; König-Ries, Birgitta; Pitoura, Evaggelia; Reiher, Peter L. & Türker, Can,2004.

    @article{,
       author = {Wolfgang Lehner},
       title = {Robust Data Management},
       booktitle = {Mobile Information Management, 24.-29. October 2004},
       series = {Dagstuhl Seminar Proceedings},
       volume = {4441},
       year = {2004},
       url = {http://drops.dagstuhl.de/opus/volltexte/2005/164},
       publisher = {Dunham, Margaret H.; K\"{o}nig-Ries, Birgitta; Pitoura, Evaggelia; Reiher, Peter L. \& T\"{u}rker, Can}
    }

  • QStream: Deterministic Querying of Data Streams.

    Lehner, W.; Schmidt, S.; Berthold, H.

    In (e)Proceedings of the Thirtieth International Conference on Very Large Data Bases, Toronto, Canada, August 31 - September 3 2004.Nascimento, Mario A.; özsu, M. Tamer; Kossmann, Donald; Miller, Renée J.; Blakeley, José A. & Schiefer, K. Bernhard,1365-1368,2004.

    @article{,
       author = {Wolfgang Lehner and Sven Schmidt and Henrike Berthold},
       title = {QStream: Deterministic Querying of Data Streams},
       booktitle = {(e)Proceedings of the Thirtieth International Conference on Very Large Data Bases, Toronto, Canada, August 31 - September 3 2004},
       year = {2004},
       isbn = {0-12-088469-0},
       pages = {1365--1368},
       url = {http://www.vldb.org/conf/2004/DEMP29.PDF},
       publisher = {Nascimento, Mario A.; \"{o}zsu, M. Tamer; Kossmann, Donald; Miller, Ren\'{e}e J.; Blakeley, Jos\'{e} A. \& Schiefer, K. Bernhard}
    }

  • Informationsbedarfsanalyse als Grundlage der Datenmodellierung in Rahmen des Precision Dairy Farming.

    Lehner, W.

    In Integration und Datensicherheit - Anforderungen, Konflikte und Perspektiven, Referate der 25. GIL Jahrestagung, 8.-10. September 2004, Bonn, Germany.Schiefer, Gerhard; Wagner, Peter; Morgenstern, Marlies & Rickert, Ursula,323-326,2004.

    @article{,
       author = {Wolfgang Lehner},
       title = {Informationsbedarfsanalyse als Grundlage der Datenmodellierung in Rahmen des Precision Dairy Farming},
       booktitle = {Integration und Datensicherheit - Anforderungen, Konflikte und Perspektiven, Referate der 25. GIL Jahrestagung, 8.-10. September 2004, Bonn, Germany},
       series = {LNI},
       volume = {49},
       year = {2004},
       isbn = {3-88579-378-4},
       pages = {323--326},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings49/article3088.html},
       publisher = {Schiefer, Gerhard; Wagner, Peter; Morgenstern, Marlies \& Rickert, Ursula}
    }

  • Feingranulare Verarbeitung von XML-Strömen.

    Lehner, W.; Habich, D.; Schmidt, S.

    In INFORMATIK 2004 - Informatik verbindet, Band 1, Beiträge der 34. Jahrestagung der Gesellschaft für Informatik e.V. (GI), Ulm, 20.-24. September 2004.Dadam, Peter & Reichert, Manfred,378-382,2004.

    @article{,
       author = {Wolfgang Lehner and Dirk Habich and Sven Schmidt},
       title = {Feingranulare Verarbeitung von XML-Str\"{o}men},
       booktitle = {INFORMATIK 2004 - Informatik verbindet, Band 1, Beitr\"{a}ge der 34. Jahrestagung der Gesellschaft f\"{u}r Informatik e.V. (GI), Ulm, 20.-24. September 2004},
       series = {LNI},
       volume = {50},
       year = {2004},
       isbn = {3-88579-379-2},
       pages = {378--382},
       url = {http://subs.emis.de/LNI/Proceedings/Proceedings50/article3176.html},
       publisher = {Dadam, Peter \& Reichert, Manfred}
    }

Year 2003 (10 Publications)

  • Nutzung von Datenbankdiensten in Data-Warehouse-Anwendungen.

    Lehner, W.

    In it - Information Technology.203-210,2003.

    @article{,
       author = {Wolfgang Lehner},
       title = {Nutzung von Datenbankdiensten in Da