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Wolfgang Lehner

Publication record assembled from the DBLP archive of ranked conferences.

Papers indexed

349

Venues

45

Active years

1996–2026

Best venue rank

A*

Where they publish

Papers

Showing the 300 most recent indexed papers.

YearVenueTitleAuthors
2026ITiCSEHands-On Demonstration of Information Retrieval and Word Embeddings Using a Harry Potter Theme.Julius Gonsior, Jimmy Phlmann, Claudio Hartmann, Wolfgang Lehner
2025BTWTutorial: Unleashing the Intel Data Streaming Accelerator.Andr Berthold, Lennart Schmidt, Wolfgang Lehner, Horst Schirmeier
2025BTWDisaggregated Pipeline Grouping LIVE.Andreas Geyer, Alexander Krause, Dirk Habich, Wolfgang Lehner
2025BTWComplexity Analysis of Pipeline Execution Order Enumeration for Query Execution Plans.Lukas Landgraf, Florian Wolf, Wolfgang Lehner
2025BTWFASTlabel: Making Supervised Query Optimizer Hinting Practical.Kira Thiessat, Dirk Habich, Wolfgang Lehner
2025CIDRRethinking MIMD-SIMD Interplay for Analytical Query Processing in In- Memory Database Engines.Lennart Schmidt, Johannes Pietrzyk, Juliana Hildebrandt, Alexander Krause, Dirk Habich, Wolfgang Lehner
2025DaMoNDe²Dup: Extended Deduplication for Multi-Tenant Databases.Alexander Krause, Jannis Kowalick, Johannes Pietrzyk, Dirk Habich, Wolfgang Lehner
2025DATADomain Adaption of a Heterogeneous Textual Dataset for Semantic Similarity Clustering.Erik Nikulski, Julius Gonsior, Claudio Hartmann, Wolfgang Lehner
2025DSAAAbstention is all you need.Erik Schnwlder, Christian Falkenberg, Claudio Hartmann, Wolfgang Lehner
2025ICDMA Reproducible Approach to Virtual Metrology.Jimmy Phlmann, Anna Lopatkina, Paul Jungmann, Claudio Hartmann, Wolfgang Lehner
2025SIGMODScalable Execution of Application Logic within Everest BusinessStore.Benjamin Hilprecht, Nico Mrdter, Arthur Arnold, Kristijan Ziza, Franz Frber, Wolfgang Lehner
2025SIGMODExperimental Evaluation of Optimizing Memory Consumption in SAP HANA using PEOopt.Lukas Landgraf, Florian Wolf, Wolfgang Lehner
2025SIGMODSAP HANA Cloud: Data Management for Modern Enterprise Applications.Norman May, Alexander Bhm, Daniel Ritter, Frank Renkes, Mihnea Andrei, Wolfgang Lehner
2024ADBISOn-The-Fly Data Distribution to Accelerate Query Processing in Heterogeneous Memory Systems.Andr Berthold, Lennart Schmidt, Antonia Obersteiner, Dirk Habich, Wolfgang Lehner, Horst Schirmeier
2024ADBISAmethyst - A Generalized on-the-Fly De/Re-compression Framework to Accelerate Data-Intensive Integer Operations on GPUs.Johannes Fett, Dirk Habich, Wolfgang Lehner
2024CIDRProgram your (custom) SIMD instruction set on FPGA in C++.Johannes Pietrzyk, Alexander Krause, Christian Faerber, Dirk Habich, Wolfgang Lehner
2024DISTAFT: A Transformer-Based Approach for Format Transformation.Erik Schnwlder, Julius Gonsior, Anja Reusch, Claudio Hartmann, Wolfgang Lehner
2024ECIRInvestigating the Usage of Formulae in Mathematical Answer Retrieval.Anja Reusch, Julius Gonsior, Claudio Hartmann, Wolfgang Lehner
2024ECIRSelma: A Semantic Local Code Search Platform.Anja Reusch, Guilherme C. Lopes, Wilhelm Pertsch, Hannes Ueck, Julius Gonsior, Wolfgang Lehner
2023ADBISComparing and Improving Active Learning Uncertainty Measures for Transformer Models.Julius Gonsior, Christian Falkenberg, Silvio Magino, Anja Reusch, Claudio Hartmann, Maik Thiele, Wolfgang Lehner
2023BTWPostBOUND: PostgreSQL with Upper Bound SPJ Query Optimization.Rico Bergmann, Axel Hertzschuch, Claudio Hartmann, Dirk Habich, Wolfgang Lehner
2023BTWImproving GPU Matrix Multiplication by Leveraging Bit Level Granularity and Compression.Johannes Fett, Christian Schwarz, Urs Kober, Dirk Habich, Wolfgang Lehner
2023BTWWorking with Disaggregated Systems. What are the Challenges and Opportunities of RDMA and CXL?Andreas Geyer, Daniel Ritter, Dong Hun Lee, Minseon Ahn, Johannes Pietrzyk, Alexander Krause, Dirk Habich, Wolfgang Lehner
2023BTWJumpXClass: Explainable AI for Jump Classification in Trampoline Sports.Lucas Woltmann, Katja Ferger, Claudio Hartmann, Wolfgang Lehner
2023CIDRPipeline Group Optimization on Disaggregated Systems.Andreas Geyer, Alexander Krause, Dirk Habich, Wolfgang Lehner
2023DaMoNKeRRaS: Sort-Based Database Query Processing on Wide Tables Using FPGAs.Mehdi Moghaddamfar, Christian Frber, Wolfgang Lehner, Akash Kumar
2023EDBTEnhanced Featurization of Queries with Mixed Combinations of Predicates for ML-based Cardinality Estimation.Magnus Mller, Lucas Woltmann, Wolfgang Lehner
2023EDBTLearned Selection Strategy for Lightweight Integer Compression Algorithms.Lucas Woltmann, Patrick Damme, Claudio Hartmann, Dirk Habich, Wolfgang Lehner
2023FPGAA Study of Early Aggregation in Database Query Processing on FPGAs.Mehdi Moghaddamfar, Norman May, Christian Frber, Wolfgang Lehner, Akash Kumar
2022CIDRDAPHNE: An Open and Extensible System Infrastructure for Integrated Data Analysis Pipelines.Patrick Damme, Marius Birkenbach, Constantinos Bitsakos, Matthias Boehm, Philippe Bonnet, Florina M. Ciorba, Mark Dokter, Pawel Dowgiallo, Ahmed Eleliemy, Christian Faerber, Georgios I. Goumas, Dirk Habich, Niclas Hedam, Marlies Hofer, Wenjun Huang, Kevin Innerebner, Vasileios Karakostas, Roman Kern, Tomaz Kosar, Alexander Krause, Daniel Krems, Andreas Laber, Wolfgang Lehner, Eric Mier, Marcus Paradies, Bernhard Peischl, Gabrielle Poerwawinata, Stratos Psomadakis, Tilmann Rabl, Piotr Ratuszniak, Pedro Silva, Nikolai Skuppin, Andreas Starzacher, Benjamin Steinwender, Ilin Tolovski, Pinar Tzn, Wojciech Ulatowski, Yuanyuan Wang, Izajasz P. Wrosz, Ales Zamuda, Ce Zhang, Xiaoxiang Zhu
2022CIDRMemory Efficient Scheduling of Query Pipeline Execution.Lukas Landgraf, Wolfgang Lehner, Florian Wolf, Alexander Boehm
2022DaMoNTo use or not to use the SIMD gather instruction?Dirk Habich, Johannes Pietrzyk, Alexander Krause, Juliana Hildebrandt, Wolfgang Lehner
2022DISImitAL: Learned Active Learning Strategy on Synthetic Data.Julius Gonsior, Maik Thiele, Wolfgang Lehner
2022ECIRALWars: Combat-Based Evaluation of Active Learning Strategies.Julius Gonsior, Jakob Krude, Janik Schnfelder, Maik Thiele, Wolfgang Lehner
2022EDBTTowards A General SIMD Concurrent Approach to Accelerating Integer Compression Algorithms.Juliana Hildebrandt, Dirk Habich, Wolfgang Lehner
2022EuroParAccelerating Parallel Operation for Compacting Selected Elements on GPUs.Johannes Fett, Urs Kober, Christian Schwarz, Dirk Habich, Wolfgang Lehner
2022FCCMFPGA-Based Database Query Processing on Arbitrarily Wide Tables.Mehdi Moghaddamfar, Christian Frber, Norman May, Wolfgang Lehner, Akash Kumar
2022ICDEBOUNCE: Memory-Efficient SIMD Approach for Lightweight Integer Compression.Juliana Hildebrandt, Dirk Habich, Wolfgang Lehner
2022ICDEIngredient-based Forecast of Sold Dish Portions in Campus Canteen Kitchens.Lucas Woltmann, Jonathan Drechsel, Claudio Hartmann, Wolfgang Lehner
2022SIGMODPublication Culture and Review Processes in the Data Management Community: An Open Discussion.Sihem Amer-Yahia, Sourav S. Bhowmick, Xin Luna Dong, Stratos Idreos, Wolfgang Lehner, Divesh Srivastava
2021BTWAggregate-based Training Phase for ML-based Cardinality Estimation.Lucas Woltmann, Claudio Hartmann, Dirk Habich, Wolfgang Lehner
2021CIDRSimplicity Done Right for Join Ordering.Axel Hertzschuch, Claudio Hartmann, Dirk Habich, Wolfgang Lehner
2021DaMoNThe Case for SIMDified Analytical Query Processing on GPUs.Johannes Fett, Annett Ungethm, Dirk Habich, Wolfgang Lehner
2021DaMoNResource-Efficient Database Query Processing on FPGAs.Mehdi Moghaddamfar, Christian Frber, Wolfgang Lehner, Norman May, Akash Kumar
2021ICDERecipeGM: A Hierarchical Recipe Generation Model.Anja Reusch, Alexander Weber, Maik Thiele, Wolfgang Lehner
2021ICDEMastering the NEC Vector Engine Accelerator for Analytical Query Processing.Annett Ungethm, Lennart Schmidt, Johannes Pietrzyk, Dirk Habich, Wolfgang Lehner
2021SIGIRAn ALBERT-based Similarity Measure for Mathematical Answer Retrieval.Anja Reusch, Maik Thiele, Wolfgang Lehner
2021SIGMODPre-Trained Web Table Embeddings for Table Discovery.Michael Gnther, Maik Thiele, Julius Gonsior, Wolfgang Lehner
2021SIGMODSmall Selectivities Matter: Lifting the Burden of Empty Samples.Axel Hertzschuch, Guido Moerkotte, Wolfgang Lehner, Norman May, Florian Wolf, Lars Fricke
2020CIDRHardware-Oblivious SIMD Parallelism for In-Memory Column-Stores.Annett Ungethm, Johannes Pietrzyk, Patrick Damme, Alexander Krause, Dirk Habich, Wolfgang Lehner, Erich Focht
2020CIKMLearning from Textual Data in Database Systems.Michael Gnther, Philipp Oehme, Maik Thiele, Wolfgang Lehner
2020DaMoNComparative analysis of OpenCL and RTL for sort-merge primitives on FPGA.Mehdi Moghaddamfar, Christian Frber, Wolfgang Lehner, Norman May
2020DaMoNTo share or not to share vector registers?Johannes Pietrzyk, Dirk Habich, Wolfgang Lehner
2020DATAIntegrating Lightweight Compression Capabilities into Apache Arrow.Juliana Hildebrandt, Dirk Habich, Wolfgang Lehner
2020DISWeakAL: Combining Active Learning and Weak Supervision.Julius Gonsior, Maik Thiele, Wolfgang Lehner
2020EDBTRetro: Relation Retrofitting For In-Database Machine Learning on Textual Data.Michael Gnther, Maik Thiele, Wolfgang Lehner
2020EDBTRetroLive: Analysis of Relational Retrofitted Word Embeddings.Michael Gnther, Maik Thiele, Erik Nikulski, Wolfgang Lehner
2020EDBTActive Learning for Spreadsheet Cell Classification.Julius Gonsior, Josephine Rehak, Maik Thiele, Elvis Koci, Michael Gnther, Wolfgang Lehner
2020SIGMODFacetE: exploiting web tables for domain-specific word embedding evaluation.Michael Gnther, Paul Sikorski, Maik Thiele, Wolfgang Lehner
2020SIGMODWorkload merging potential in SAP Hybris.Robin Rehrmann, Martin Keppner, Wolfgang Lehner, Carsten Binnig, Arne Schwarz
2020SIGMODBest of both worlds: combining traditional and machine learning models for cardinality estimation.Lucas Woltmann, Claudio Hartmann, Dirk Habich, Wolfgang Lehner
2019ADBISAutomatically Configuring Parallelism for Hybrid Layouts.Rana Faisal Munir, Alberto Abell, Oscar Romero, Maik Thiele, Wolfgang Lehner
2019BTWFast Approximated Nearest Neighbor Joins For Relational Database Systems.Michael Gnther, Maik Thiele, Wolfgang Lehner
2019BTWExplore FREDDY: Fast Word Embeddings in Database Systems.Michael Gnther, Maik Thiele, Wolfgang Lehner, Zdravko Yanakiev
2019BTWNeMeSys - Energy Adaptive Graph Pattern Matching on NUMA-based Multiprocessor Systems.Alexander Krause, Annett Ungethm, Thomas Kissinger, Dirk Habich, Wolfgang Lehner
2019BTWFirst Investigations of the Vector Supercomputer SX-Aurora TSUBASA as a Co-Processor for Database Systems.Johannes Pietrzyk, Dirk Habich, Patrick Damme, Wolfgang Lehner
2019BTWFighting the Duplicates in Hashing: Conflict Detection-aware Vectorization of Linear ProbingJohannes Pietrzyk, Annett Ungethm, Dirk Habich, Wolfgang Lehner
2019BTWAssessing the Impact of Driving Bans with Data Analysis.Lucas Woltmann, Claudio Hartmann, Wolfgang Lehner
2019DaMoNPersistent Buffer Management with Optimistic Consistency.Lucas Lersch, Wolfgang Lehner, Ismail Oukid
2019DaMoNInteger Compression in NVRAM-centric Data Stores: Comparative Experimental Analysis to DRAM.Mikhail Zarubin, Patrick Damme, Thomas Kissinger, Dirk Habich, Wolfgang Lehner, Thomas Willhalm
2019DATATrading Memory versus Workload Overhead in Graph Pattern Matching on Multiprocessor Systems.Alexander Krause, Frank Ebner, Dirk Habich, Wolfgang Lehner
2019DocEngXLIndy: Interactive Recognition and Information Extraction in Spreadsheets.Elvis Koci, Dana Kuban, Nico Luettig, Dominik Olwig, Maik Thiele, Julius Gonsior, Wolfgang Lehner, Oscar Romero
2019DSDHigh-Throughput BitPacking Compression.Nusrat Jahan Lisa, Tuan Duy Anh Nguyen, Dirk Habich, Akash Kumar, Wolfgang Lehner
2019ICDARA Genetic-Based Search for Adaptive Table Recognition in Spreadsheets.Elvis Koci, Maik Thiele, Oscar Romero, Wolfgang Lehner
2019ICDARDECO: A Dataset of Annotated Spreadsheets for Layout and Table Recognition.Elvis Koci, Maik Thiele, Josephine Rehak, Oscar Romero, Wolfgang Lehner
2019SIGMODMorphStore - In-Memory Query Processing based on Morphing Compressed Intermediates LIVE.Dirk Habich, Patrick Damme, Annett Ungethm, Johannes Pietrzyk, Alexander Krause, Juliana Hildebrandt, Wolfgang Lehner
2019SIGMODNeMeSys - A Showcase of Data Oriented Near Memory Graph Processing.Alexander Krause, Thomas Kissinger, Dirk Habich, Wolfgang Lehner
2019SIGMODCardinality estimation with local deep learning models.Lucas Woltmann, Claudio Hartmann, Maik Thiele, Dirk Habich, Wolfgang Lehner
2018ADBISATUN-HL: Auto Tuning of Hybrid Layouts Using Workload and Data Characteristics.Rana Faisal Munir, Alberto Abell, Oscar Romero, Maik Thiele, Wolfgang Lehner
2018DaMoNEfficient compute node-local replication mechanisms for NVRAM-centric data structures.Mikhail Zarubin, Thomas Kissinger, Dirk Habich, Wolfgang Lehner
2018DASTable Recognition in Spreadsheets via a Graph Representation.Elvis Koci, Maik Thiele, Wolfgang Lehner, Oscar Romero
2018DATAReliable In-Memory Data Management on Unreliable Hardware.Dirk Habich, Till Kolditz, Juliana Hildebrandt, Wolfgang Lehner
2018DATAFPGA vs. SIMD: Comparison for Main Memory-Based Fast Column Scan.Nusrat Jahan Lisa, Annett Ungethm, Dirk Habich, Wolfgang Lehner, Tuan Duy Anh Nguyen, Akash Kumar
2018DATAColumn Scan Optimization by Increasing Intra-Instruction Parallelism.Nusrat Jahan Lisa, Annett Ungethm, Dirk Habich, Tuan D. A. Nguyen, Akash Kumar, Wolfgang Lehner
2018DATADesign of a Portable Programming Abstraction for Data Transformations.Johannes Luong, Dirk Habich, Wolfgang Lehner
2018DATASeamless Database Evolution for Cloud Applications.Aniket Mohapatra, Kai Herrmann, Hannes Voigt, Simon Lders, Tsvetan Tsokov, Wolfgang Lehner
2018DATAAnalysis of Data Structures Involved in RPQ Evaluation.Frank Tetzel, Hannes Voigt, Marcus Paradies, Romans Kasperovics, Wolfgang Lehner
2018ICDETeaching In-Memory Database Systems the Detection of Hardware Errors.Wolfgang Lehner, Dirk Habich, Till Kolditz
2018ICDEConflict Detection-Based Run-Length Encoding - AVX-512 CD Instruction Set in Action.Annett Ungethm, Johannes Pietrzyk, Patrick Damme, Dirk Habich, Wolfgang Lehner
2018IDEASModeling Customers and Products with Word Embeddings from Receipt Data.Lucas Woltmann, Maik Thiele, Wolfgang Lehner
2018ISITALower Bound-oriented Parameter Calculation for AN Coding.Juliana Hildebrandt, Till Kolditz, Dirk Habich, Wolfgang Lehner
2018SIGMODMake Larger Vector Register Sizes New Challenges?: Lessons Learned from the Area of Vectorized Lightweight Compression Algorithms.Dirk Habich, Patrick Damme, Annett Ungethm, Wolfgang Lehner
2018SIGMODAdaptive Energy-Control for In-Memory Database Systems.Thomas Kissinger, Dirk Habich, Wolfgang Lehner
2018SIGMODEnergy-Utility Function-Based Resource Control for In-Memory Database Systems LIVE.Thomas Kissinger, Marcus Hhnel, Till Smejkal, Dirk Habich, Hermann Hrtig, Wolfgang Lehner
2018SIGMODAHEAD: Adaptable Data Hardening for On-the-Fly Hardware Error Detection during Database Query Processing.Till Kolditz, Dirk Habich, Wolfgang Lehner, Matthias Werner, Stefan T. J. de Bruijn
2017ADBISAsynchronous Graph Pattern Matching on Multiprocessor Systems.Alexander Krause, Annett Ungethm, Thomas Kissinger, Dirk Habich, Wolfgang Lehner
2017ADBISRethinking DRAM Caching for LSMs in an NVRAM Environment.Lucas Lersch, Ismail Oukid, Ivan Schreter, Wolfgang Lehner
2017ADBISBalancing Performance and Energy for Lightweight Data Compression Algorithms.Annett Ungethm, Patrick Damme, Johannes Pietrzyk, Alexander Krause, Dirk Habich, Wolfgang Lehner
2017BTWSPARQLytics: Multidimensional Analytics for RDF.Michael Rudolf, Hannes Voigt, Wolfgang Lehner
2017BTWInVerDa - The Liquid Database.Kai Herrmann, Hannes Voigt, Thorsten Seyschab, Wolfgang Lehner
2017BTWSAP HANA - The Evolution of an In-Memory DBMS from Pure OLAP Processing Towards Mixed Workloads.Norman May, Alexander Bhm, Wolfgang Lehner
2017BTWOverview on Hardware Optimizations for Database Engines.Annett Ungethm, Dirk Habich, Tomas Karnagel, Sebastian Haas, Eric Mier, Gerhard P. Fettweis, Wolfgang Lehner
2017BTWEnergy Elasticity on Heterogeneous Hardware using Adaptive Resource Reconfiguration.Annett Ungethm, Thomas Kissinger, Willi-Wolfram Mentzel, Eric Mier, Dirk Habich, Wolfgang Lehner
2017CaiSETable Identification and Reconstruction in Spreadsheets.Elvis Koci, Maik Thiele, Oscar Romero, Wolfgang Lehner
2017DaMoNBig data causing big (TLB) problems: taming random memory accesses on the GPU.Tomas Karnagel, Tal Ben-Nun, Matthias Werner, Dirk Habich, Wolfgang Lehner
2017DaMoNAn analysis of LSM caching in NVRAM.Lucas Lersch, Ismail Oukid, Wolfgang Lehner, Ivan Schreter
2017DSAACSAR: The Cross-Sectional Autoregression Model.Claudio Hartmann, Martin Hahmann, Dirk Habich, Wolfgang Lehner
2017EDBTLightweight Data Compression Algorithms: An Experimental Survey (Experiments and Analyses).Patrick Damme, Dirk Habich, Juliana Hildebrandt, Wolfgang Lehner
2017EDBTInsights into the Comparative Evaluation of Lightweight Data Compression Algorithms.Patrick Damme, Dirk Habich, Juliana Hildebrandt, Wolfgang Lehner
2017ERMetamodeling Lightweight Data Compression Algorithms and its Application Scenarios.Juliana Hildebrandt, Dirk Habich, Thomas Khn, Patrick Damme, Wolfgang Lehner
2017EuroParPartitioning Strategy Selection for In-Memory Graph Pattern Matching on Multiprocessor Systems.Alexander Krause, Thomas Kissinger, Dirk Habich, Hannes Voigt, Wolfgang Lehner
2017SIGMODLiving in Parallel Realities: Co-Existing Schema Versions with a Bidirectional Database Evolution Language.Kai Herrmann, Hannes Voigt, Andreas Behrend, Jonas Rausch, Wolfgang Lehner
2017SIGMODData Structure Engineering For Byte-Addressable Non-Volatile Memory.Ismail Oukid, Wolfgang Lehner
2016ADBISTowards a Role-Based Contextual Database.Tobias Jkel, Thomas Khn, Hannes Voigt, Wolfgang Lehner
2016ADBISLimitations of Intra-operator Parallelism Using Heterogeneous Computing Resources.Tomas Karnagel, Dirk Habich, Wolfgang Lehner
2016DaMoNOn testing persistent-memory-based software.Ismail Oukid, Daniel Booss, Adrien Lespinasse, Wolfgang Lehner
2016DATAArchitecture of a Multi-domain Processing and Storage Engine.Johannes Luong, Dirk Habich, Thomas Kissinger, Wolfgang Lehner
2016DATATowards Efficient Multi-domain Data Processing.Johannes Luong, Dirk Habich, Thomas Kissinger, Wolfgang Lehner
2016EDBTModel Kit for Lightweight Data Compression Algorithms.Juliana Hildebrandt, Dirk Habich, Patrick Damme, Wolfgang Lehner
2016EDBTTemplate-based Time Series Generation with Loom.Lars Kegel, Martin Hahmann, Wolfgang Lehner
2016EuroParPenalized Graph Partitioning for Static and Dynamic Load Balancing.Tim Kiefer, Dirk Habich, Wolfgang Lehner
2016IC3KPutting Web Tables into Context.Katrin Braunschweig, Maik Thiele, Elvis Koci, Wolfgang Lehner
2016IC3KCell Classification for Layout Recognition in Spreadsheets.Elvis Koci, Maik Thiele, Oscar Romero, Wolfgang Lehner
2016IC3KA Machine Learning Approach for Layout Inference in Spreadsheets.Elvis Koci, Maik Thiele, Oscar Romero, Wolfgang Lehner
2016ICDEInVerDa - co-existing schema versions made foolproof.Kai Herrmann, Hannes Voigt, Thorsten Seyschab, Wolfgang Lehner
2016ICDETopology-aware optimization of big sparse matrices and matrix multiplications on main-memory systems.David Kernert, Wolfgang Lehner, Frank Khler
2016ICDEDebEAQ - debugging empty-answer queries on large data graphs.Elena Vasilyeva, Thomas Heinze, Maik Thiele, Wolfgang Lehner
2016IDEASEfficient Approximate OLAP Querying Over Time Series.Kasun S. Perera, Martin Hahmann, Wolfgang Lehner, Torben Bach Pedersen, Christian Thomsen
2016MEDIResilientStore: A Heuristic-Based Data Format Selector for Intermediate Results.Rana Faisal Munir, Oscar Romero, Alberto Abell, Besim Bilalli, Maik Thiele, Wolfgang Lehner
2016SIGMODFPTree: A Hybrid SCM-DRAM Persistent and Concurrent B-Tree for Storage Class Memory.Ismail Oukid, Johan Lasperas, Anisoara Nica, Thomas Willhalm, Wolfgang Lehner
2016SIGMODWeb-based Benchmarks for Forecasting Systems: The ECAST Platform.Robert Ulbricht, Claudio Hartmann, Martin Hahmann, Hilko Donker, Wolfgang Lehner
2016SIGMODEnergy Elasticity on Heterogeneous Hardware using Adaptive Resource Reconfiguration LIVE.Annett Ungethm, Thomas Kissinger, Willi-Wolfram Mentzel, Dirk Habich, Wolfgang Lehner
2015ADBISDirect Transformation Techniques for Compressed Data: General Approach and Application Scenarios.Patrick Damme, Dirk Habich, Wolfgang Lehner
2015ADBISCoDEL - A Relationally Complete Language for Database Evolution.Kai Herrmann, Hannes Voigt, Andreas Behrend, Wolfgang Lehner
2015ADCSCIT: A Schema Change Interpretation Tool for Dynamic-Schema Data Warehouses.Rihan Hai, Vasileios Theodorou, Maik Thiele, Wolfgang Lehner
2015BTWOptimierung der Anfrageverarbeitung mittels Kompression der Zwischenergebnisse.Dirk Habich, Patrick Damme, Wolfgang Lehner
2015BTWPlan Operator Specialization using Reflective Compiler Techniques.Carl-Philip Hnsch, Thomas Kissinger, Dirk Habich, Wolfgang Lehner
2015BTWRelationships for Dynamic Data Types in RSQL.Tobias Jkel, Thomas Khn, Stefan Hinkel, Hannes Voigt, Wolfgang Lehner
2015BTWOnline Bit Flip Detection for In-Memory B-Trees Live!Till Kolditz, Benjamin Schlegel, Dirk Habich, Wolfgang Lehner
2015BTWBig Data-Zentren - Vorstellung und Panel.Volker Markl, Erhard Rahm, Wolfgang Lehner, Michael Beigl, Thomas Seidl
2015CIDRInstant Recovery for Main Memory Databases.Ismail Oukid, Wolfgang Lehner, Thomas Kissinger, Thomas Willhalm, Peter Bumbulis
2015DASFAAModeling Large Time Series for Efficient Approximate Query Processing.Kasun S. Perera, Martin Hahmann, Wolfgang Lehner, Torben Bach Pedersen, Christian Thomsen
2015DATADatabase Evolution for Software Product Lines.Kai Herrmann, Jan Reimann, Hannes Voigt, Birgit Demuth, Stefan Fromm, Robert Stelzmann, Wolfgang Lehner
2015DATAFrom Static to Agile - Interactive Particle Physics Analysis in the SAP HANA DB.David Kernert, Norman May, Michael Hladik, Klaus Werner, Wolfgang Lehner
2015DATAResiliency-aware Data Compression for In-memory Database Systems.Till Kolditz, Dirk Habich, Patrick Damme, Wolfgang Lehner, Dmitrii Kuvaiskii, Oleksii Oleksenko, Christof Fetzer
2015DATANeedles in the Haystack - Tackling Bit Flips in Lightweight Compressed Data.Till Kolditz, Dirk Habich, Dmitrii Kuvaiskii, Wolfgang Lehner, Christof Fetzer
2015DSAAExploiting big data in time series forecasting: A cross-sectional approach.Claudio Hartmann, Martin Hahmann, Wolfgang Lehner, Frank Rosenthal
2015EDBTLocal vs. Global Optimization: Operator Placement Strategies in Heterogeneous Environments.Tomas Karnagel, Dirk Habich, Wolfgang Lehner
2015EDBTSpMacho - Optimizing Sparse Linear Algebra Expressions with Probabilistic Density Estimation.David Kernert, Frank Khler, Wolfgang Lehner
2015EDBTSAP HANA - From Relational OLAP Database to Big Data Infrastructure.Norman May, Wolfgang Lehner, Shahul Hameed P., Nitesh Maheshwari, Carsten Mller, Sudipto Chowdhuri, Anil K. Goel
2015EDBTPOIESIS: a Tool for Quality-aware ETL Process Redesign.Vasileios Theodorou, Alberto Abell, Maik Thiele, Wolfgang Lehner
2015ERFrom Web Tables to Concepts: A Semantic Normalization Approach.Katrin Braunschweig, Maik Thiele, Wolfgang Lehner
2015EuroParHighspeed Graph Processing Exploiting Main-Memory Column Stores.Matthias Hauck, Marcus Paradies, Holger Frning, Wolfgang Lehner, Hannes Rauhe
2015ICDETowards a web-scale data management ecosystem demonstrated by SAP HANA.Franz Faerber, Jonathan Dees, Martin Weidner, Stefan Buerle, Wolfgang Lehner
2015ICDEQuery processing on low-energy many-core processors.Annett Ungethm, Dirk Habich, Tomas Karnagel, Wolfgang Lehner, Nils Asmussen, Marcus Vlp, Benedikt Noethen, Gerhard P. Fettweis
2015ICDEEnjoy FRDM - play with a schema-flexible RDBMS.Hannes Voigt, Patrick Damme, Wolfgang Lehner
2015SACColumn-specific context extraction for web tables.Katrin Braunschweig, Maik Thiele, Julian Eberius, Wolfgang Lehner
2015SIGMODCache-Efficient Aggregation: Hashing Is Sorting.Ingo Mller, Peter Sanders, Arnaud Lacurie, Wolfgang Lehner, Franz Frber
2014ADBISTop-k Differential Queries in Graph Databases.Elena Vasilyeva, Maik Thiele, Christof Bornhvd, Wolfgang Lehner
2014ADBISFlexs - A Logical Model for Physical Data Layout.Hannes Voigt, Alfred Hanisch, Wolfgang Lehner
2014ADBISFlexible Relational Data Model - A Common Ground for Schema-Flexible Database Systems.Hannes Voigt, Wolfgang Lehner
2014DaMoNOnline bit flip detection for in-memory B-trees on unreliable hardware.Till Kolditz, Thomas Kissinger, Benjamin Schlegel, Dirk Habich, Wolfgang Lehner
2014DaMoNSOFORT: a hybrid SCM-DRAM storage engine for fast data recovery.Ismail Oukid, Daniel Booss, Wolfgang Lehner, Peter Bumbulis, Thomas Willhalm
2014DaMoNDynamic fine-grained scheduling for energy-efficient main-memory queries.Iraklis Psaroudakis, Thomas Kissinger, Danica Porobic, Thomas Ilsche, Erietta Liarou, Pinar Tzn, Anastasia Ailamaki, Wolfgang Lehner
2014DaWaKQuality Measures for ETL Processes.Vasileios Theodorou, Alberto Abell, Wolfgang Lehner
2014DOLAPA Framework for User-Centered Declarative ETL.Vasileios Theodorou, Alberto Abell, Maik Thiele, Wolfgang Lehner
2014EDBTModular Data Clustering - Algorithm Design beyond MapReduce.Martin Hahmann, Dirk Habich, Wolfgang Lehner
2014EDBTECAST: A Benchmark Framework for Renewable Energy Forecasting Systems.Robert Ulbricht, Ulrike Fischer, Lars Kegel, Dirk Habich, Hilko Donker, Wolfgang Lehner
2014EDBTGraphMCS: Discover the Unknown in Large Data Graphs.Elena Vasilyeva, Maik Thiele, Christof Bornhvd, Wolfgang Lehner
2014HPCAImproving in-memory database index performance with IntelTomas Karnagel, Roman Dementiev, Ravi Rajwar, Konrad Lai, Thomas Legler, Benjamin Schlegel, Wolfgang Lehner
2014ICDECinderella - Adaptive online partitioning of irregularly structured data.Kai Herrmann, Hannes Voigt, Wolfgang Lehner
2014IDEASRSQL - a query language for dynamic data types.Tobias Jkel, Thomas Khn, Hannes Voigt, Wolfgang Lehner
2014KDDTowards Optimal Execution of Density-based Clustering on Heterogeneous Hardware.Dirk Habich, Stefanie Gahrig, Wolfgang Lehner
2014SIGMODAn application-specific instruction set for accelerating set-oriented database primitives.Oliver Arnold, Sebastian Haas, Gerhard P. Fettweis, Benjamin Schlegel, Thomas Kissinger, Wolfgang Lehner
2014SIGMODDemonstrating efficient query processing in heterogeneous environments.Tomas Karnagel, Matthias Hille, Mario Ludwig, Dirk Habich, Wolfgang Lehner, Max Heimel, Volker Markl
2014SIGMODERIS live: a NUMA-aware in-memory storage engine for tera-scale multiprocessor systems.Tim Kiefer, Thomas Kissinger, Benjamin Schlegel, Dirk Habich, Daniel Molka, Wolfgang Lehner
2014SIGMODGRATIN: Accelerating Graph Traversals in Main-Memory Column Stores.Marcus Paradies, Michael Rudolf, Christof Bornhvd, Wolfgang Lehner
2014VLDBHASHI: An Application Specific Instruction Set Extension for Hashing.Oliver Arnold, Sebastian Haas, Gerhard P. Fettweis, Benjamin Schlegel, Thomas Kissinger, Tomas Karnagel, Wolfgang Lehner
2013BTWEnhancing Named Entity Extraction by Effectively Incorporating the Crowd.Katrin Braunschweig, Maik Thiele, Julian Eberius, Wolfgang Lehner
2013BTWDrillBeyond: Open-World SQL Queries Using Web Tables.Julian Eberius, Maik Thiele, Katrin Braunschweig, Wolfgang Lehner
2013BTWPack Indexing for Time-Constrained In-Memory Query Processing.Tobias Jkel, Hannes Voigt, Thomas Kissinger, Wolfgang Lehner
2013BTWStream Join Processing on Heterogeneous Processors.Tomas Karnagel, Benjamin Schlegel, Dirk Habich, Wolfgang Lehner
2013BTWExperimental Evaluation of NUMA Effects on Database Management Systems.Tim Kiefer, Benjamin Schlegel, Wolfgang Lehner
2013BTWThe Graph Story of the SAP HANA Database.Michael Rudolf, Marcus Paradies, Christof Bornhvd, Wolfgang Lehner
2013BTWRethinking Energy Data Management: Trends and Challenges in Today's Transforming Markets.Robert Ulbricht, Ulrike Fischer, Wolfgang Lehner, Hilko Donker
2013CIDRQPPT: Query Processing on Prefix Trees.Thomas Kissinger, Benjamin Schlegel, Dirk Habich, Wolfgang Lehner
2013CIKMEfficient forecasting for hierarchical time series.Lars Dannecker, Robert Lorenz, Philipp Rsch, Wolfgang Lehner, Gregor Hackenbroich
2013CIKMpEDM: online-forecasting for smart energy analytics.Lars Dannecker, Philipp Rsch, Ulrike Fischer, Gordon Gaumnitz, Wolfgang Lehner, Gregor Hackenbroich
2013CIKMDeExcelerator: a framework for extracting relational data from partially structured documents.Julian Eberius, Christopher Werner, Maik Thiele, Katrin Braunschweig, Lars Dannecker, Wolfgang Lehner
2013DaMoNThe HELLS-join: a heterogeneous stream join for extremely large windows.Tomas Karnagel, Dirk Habich, Benjamin Schlegel, Wolfgang Lehner
2013DaMoNScalable frequent itemset mining on many-core processors.Benjamin Schlegel, Tomas Karnagel, Tim Kiefer, Wolfgang Lehner
2013DATAAdvanced Analytics with the SAP HANA Database.Philipp Groe, Wolfgang Lehner, Norman May
2013DATAMain-Memory Centric Data Management - Open Problems and Some Solutions.Wolfgang Lehner
2013DATEEnergy-efficient in-memory database computing.Wolfgang Lehner
2013EDBTResearch challenges for energy data management (panel).Torben Bach Pedersen, Wolfgang Lehner
2013EDBTOptimized renewable energy forecasting in local distribution networks.Robert Ulbricht, Ulrike Fischer, Wolfgang Lehner, Hilko Donker
2013ICDEForecasting the data cube: A model configuration advisor for multi-dimensional data sets.Ulrike Fischer, Christopher Schildt, Claudio Hartmann, Wolfgang Lehner
2013ICDESAP HANA distributed in-memory database system: Transaction, session, and metadata management.Juchang Lee, Yong Sik Kwon, Franz Frber, Michael Muehle, Chulwon Lee, Christian Bensberg, Joo-Yeon Lee, Arthur H. Lee, Wolfgang Lehner
2013SIGMODQuery processing on prefix trees live.Thomas Kissinger, Benjamin Schlegel, Dirk Habich, Wolfgang Lehner
2013SIGMODBUZZARD: a NUMA-aware in-memory indexing system.Lukas M. Maas, Thomas Kissinger, Dirk Habich, Wolfgang Lehner
2013SIGMODSynopSys: large graph analytics in the SAP HANA database through summarization.Michael Rudolf, Marcus Paradies, Christof Bornhvd, Wolfgang Lehner
2013SIGMODLeveraging flexible data management with graph databases.Elena Vasilyeva, Maik Thiele, Christof Bornhvd, Wolfgang Lehner
2012ADBISEfficient Integration of External Information into Forecast Models from the Energy Domain.Lars Dannecker, Elena Vasilyeva, Matthias Bhm, Wolfgang Lehner, Gregor Hackenbroich
2012DaMoNUntitled recordThomas Kissinger, Benjamin Schlegel, Dirk Habich, Wolfgang Lehner
2012DATAFlexible Information Management, Exploration and Analysis in SAP HANA.Christof Bornhvd, Robert Kubis, Wolfgang Lehner, Hannes Voigt, Horst Werner
2012DATEPathways to servers of the future.Gerhard P. Fettweis, Wolfgang E. Nagel, Wolfgang Lehner
2012EDBTData management in the MIRABEL smart grid system.Matthias Bhm, Lars Dannecker, Andreas Doms, Erik Dovgan, Bogdan Filipic, Ulrike Fischer, Wolfgang Lehner, Torben Bach Pedersen, Yoann Pitarch, Laurynas Siksnys, Tea Tusar
2012ICDEF2DB: The Flash-Forward Database System.Ulrike Fischer, Frank Rosenthal, Wolfgang Lehner
2012ICDESMIX Live - A Self-Managing Index Infrastructure for Dynamic Workloads.Thomas Kissinger, Hannes Voigt, Wolfgang Lehner
2012ICDEAdaptive Index Buffer.Hannes Voigt, Tobias Jkel, Thomas Kissinger, Wolfgang Lehner
2012IDEASSample-based forecasting exploiting hierarchical time series.Ulrike Fischer, Frank Rosenthal, Wolfgang Lehner
2012SIGMODEfficient transaction processing in SAP HANA database: the end of a column store myth.Vishal Sikka, Franz Frber, Wolfgang Lehner, Sang Kyun Cha, Thomas Peh, Christof Bornhvd
2011ADBISForcasting Evolving Time Series of Energy Demand and Supply.Lars Dannecker, Matthias Bhm, Wolfgang Lehner, Gregor Hackenbroich
2011BTWEfficient In-Memory Indexing with Generalized Prefix Trees.Matthias Bhm, Benjamin Schlegel, Peter Benjamin Volk, Ulrike Fischer, Dirk Habich, Wolfgang Lehner
2011BTWOffline Design Tuning for Hierarchies of Forecast Models.Ulrike Fischer, Matthias Bhm, Wolfgang Lehner
2011BTWTouch it, Mine it, View it, Shape it.Martin Hahmann, Dirk Habich, Wolfgang Lehner
2011DaWaKThe Planning OLAP Model - A Multidimensional Model with Planning Support.Bernhard Jaecksch, Wolfgang Lehner
2011EDBTMemory-efficient frequent-itemset mining.Benjamin Schlegel, Rainer Gemulla, Wolfgang Lehner
2011ICWEA Flexible Graph-Based Data Model Supporting Incremental Schema Design and Evolution.Katrin Braunschweig, Maik Thiele, Wolfgang Lehner
2011ICWEA Domain-Specific Language for Do-It-Yourself Analytical Mashups.Julian Eberius, Maik Thiele, Wolfgang Lehner
2010ADBISA Sample Advisor for Approximate Query Processing.Philipp Rsch, Wolfgang Lehner
2010DaMoNFast integer compression using SIMD instructions.Benjamin Schlegel, Rainer Gemulla, Wolfgang Lehner
2010EDBTA plan for OLAP.Bernhard Jaecksch, Wolfgang Lehner, Franz Faerber
2010GIServiceorientierte Architektur im Precision Dairy Farming aus der Perspektive der Informatik.Dirk Habich, Wolfgang Lehner
2010GIServiceorientierte Architekturen im Precision Dairy Farming (Vorwort).Joachim Spilke, Wolfgang Lehner
2010HPDCPairwise Element Computation with MapReduce.Tim Kiefer, Peter Benjamin Volk, Wolfgang Lehner
2010ICDEDatabase as a service (DBaaS).Wolfgang Lehner, Kai-Uwe Sattler
2010ICDMEvolving Ensemble-Clustering to a Feedback-Driven Process.Martin Hahmann, Dirk Habich, Wolfgang Lehner
2010IDEASIndexing forecast models for matching and maintenance.Ulrike Fischer, Frank Rosenthal, Matthias Bhm, Wolfgang Lehner
2010IDEASCherry picking in database languages.Bernhard Jaecksch, Franz Faerber, Wolfgang Lehner
2010IDEASHow to juggle columns: an entropy-based approach for table compression.Marcus Paradies, Christian Lemke, Hasso Plattner, Wolfgang Lehner, Kai-Uwe Sattler, Alexander Zeier, Jens Krger
2010IDEASListen to the customer: model-driven database design.Hannes Voigt, Kai Herrmann, Tim Kiefer, Wolfgang Lehner
2009ADBISCost-Based Vectorization of Instance-Based Integration Processes.Matthias Bhm, Dirk Habich, Steffen Preissler, Wolfgang Lehner, Uwe Wloka
2009BTWSystembergreifende Kostennormalisierung fr Integrationsprozesse.Matthias Bhm, Dirk Habich, Wolfgang Lehner, Uwe Wloka
2009BTWStream-Based Web Service Invocation.Steffen Preissler, Hannes Voigt, Dirk Habich, Wolfgang Lehner
2009BTWStreaming Web Services and Standing Processes.Steffen Preissler, Hannes Voigt, Dirk Habich, Wolfgang Lehner
2009BTWMulti-Objective Scheduling for Real-Time Data Warehouses.Maik Thiele, Andreas Bader, Wolfgang Lehner
2009DaMoNk-ary search on modern processors.Benjamin Schlegel, Rainer Gemulla, Wolfgang Lehner
2009DOLAPCardinality estimation in ETL processes.Maik Thiele, Tim Kiefer, Wolfgang Lehner
2009EDBTGCIP: exploiting the generation and optimization of integration processes.Matthias Bhm, Uwe Wloka, Dirk Habich, Wolfgang Lehner
2009EDBTSample synopses for approximate answering of group-by queries.Philipp Rsch, Wolfgang Lehner
2009GIAnfragegetriebene Indizierung rumlicher Daten.Hannes Voigt, Steffen Preiler, Matthias Bhm, Wolfgang Lehner
2009ICDEClustering Uncertain Data with Possible Worlds.Peter Benjamin Volk, Frank Rosenthal, Martin Hahmann, Dirk Habich, Wolfgang Lehner
2009ICDMGlobal Slope Change Synopses for Measurement Maps.Frank Rosenthal, Ulrike Fischer, Peter Benjamin Volk, Wolfgang Lehner
2009IDAHow to Control Clustering Results? Flexible Clustering Aggregation.Martin Hahmann, Peter Benjamin Volk, Frank Rosenthal, Dirk Habich, Wolfgang Lehner
2008ADBISAn Advanced Transaction Model for Recovery Processing of Integration Processes.Matthias Bhm, Dirk Habich, Wolfgang Lehner, Uwe Wloka
2008CaiSEImproving Data Independence, Efficiency and Functional Flexibility of Integration Platforms.Matthias Bhm, Jrgen Bittner, Dirk Habich, Wolfgang Lehner, Uwe Wloka
2008CIKMWorkload-based optimization of integration processes.Matthias Bhm, Uwe Wloka, Dirk Habich, Wolfgang Lehner
2008EDBTQuality of service and predictability in DBMS.Kai-Uwe Sattler, Wolfgang Lehner
2008ICDEDIPBench Toolsuite: A Framework for Benchmarking Integration Systems.Matthias Bhm, Dirk Habich, Wolfgang Lehner, Uwe Wloka
2008ICDEDIPBench: An independent benchmark for Data-Intensive Integration Processes.Matthias Bhm, Dirk Habich, Wolfgang Lehner, Uwe Wloka
2008ICDEDesigning Random Sample Synopses with Outliers.Philipp Rsch, Rainer Gemulla, Wolfgang Lehner
2008ICDERiTE: Providing On-Demand Data for Right-Time Data Warehousing.Christian Thomsen, Torben Bach Pedersen, Wolfgang Lehner
2008ICDEPoster session: Constrained dynamic physical database design.Hannes Voigt, Wolfgang Lehner, Kenneth Salem
2008ICDMExploiting Graphic Card Processor Technology to Accelerate Data Mining Queries in SAP NetWeaver BIA.Christoph Weyerhaeuser, Tobias Mindnich, Franz Faerber, Wolfgang Lehner
2008SIGMODSampling time-based sliding windows in bounded space.Rainer Gemulla, Wolfgang Lehner
2007ADBISTowards Self-Optimization of Message Transformation Processes.Matthias Bhm, Dirk Habich, Uwe Wloka, Jrgen Bittner, Wolfgang Lehner
2007BTWEin Nachrichtentransformationsmodell fr komplexe Transformationsprozesse in datenzentrischen Anwendungsszenarien.Matthias Bhm, Jrgen Bittner, Uwe Wloka, Dirk Habich, Wolfgang Lehner
2007BTWDer Einfluss der Datenverteilung auf die Performanz eines Data Warehouse.Thomas Legler, Wolfgang Lehner, Andrew Ross
2007DOLAPPartition-based workload scheduling in living data warehouse environments.Maik Thiele, Ulrike Fischer, Wolfgang Lehner
2007ICDERepresenting Data Quality for Streaming and Static Data.Anja Klein, Hong Hai Do, Gregor Hackenbroich, Marcel Karnstedt, Wolfgang Lehner
2007ICDMAn Approach for Incremental Semi-supervised SVM.Wael Emara, Mehmed M. Kantardzic, Marcel Karnstedt, Kai-Uwe Sattler, Dirk Habich, Wolfgang Lehner
2007ICDMError-Aware Density-Based Clustering of Imprecise Measurement Values.Dirk Habich, Peter Benjamin Volk, Wolfgang Lehner, Ralf Dittmann, Clemens Utzny
2007ICWSData-Grey-BoxWeb Services in Data-Centric Environments.Dirk Habich, Steffen Preissler, Wolfgang Lehner, Sebastian Richly, Uwe Amann, Mike Grasselt, Albert Maier
2007PODSMaintaining bernoulli samples over evolving multisets.Rainer Gemulla, Wolfgang Lehner, Peter J. Haas
2007SIGMODCardinality estimation using sample views with quality assurance.Per-ke Larson, Wolfgang Lehner, Jingren Zhou, Peter Zabback
2007SIGMODExploiting self-monitoring sample views for cardinality estimation.Per-ke Larson, Wolfgang Lehner, Jingren Zhou, Peter Zabback
2007SIGMODEfficient exploitation of similar subexpressions for query processing.Jingren Zhou, Per-ke Larson, Johann Christoph Freytag, Wolfgang Lehner
2006EDBTDeferred Maintenance of Disk-Based Random Samples.Rainer Gemulla, Wolfgang Lehner
2006EuroParTopic 5: Parallel and Distributed Databases, Data Mining and Knowledge Discovery.Patrick Valduriez, Wolfgang Lehner, Domenico Talia, Paul Watson
2006IDEASShrinked Data Marts Enabled for Negative Caching.Maik Thiele, Wolfgang Lehner
2006SACTwo-phase clustering strategy for gene expression data sets.Dirk Habich, Thomas Wchter, Wolfgang Lehner, Christian Pilarsky
2006SIGMODDerby/S: a DBMS for sample-based query answering.Anja Klein, Rainer Gemulla, Philipp Rsch, Wolfgang Lehner
2005ECRTSReal-Time Scheduling for Data Stream Management Systems.Sven Schmidt, Thomas Legler, Daniel Schaller, Wolfgang Lehner
2005SACIntegrated resource management for data stream systems.Henrike Berthold, Sven Schmidt, Wolfgang Lehner, Claude-Joachim Hamann
2004GIFeingranulare Verarbeitung von XML-Strmen.Sven Schmidt, Dirk Habich, Wolfgang Lehner
2003BTWXPath-Aware Chunking of XML-Documents.Wolfgang Lehner, Florian Irmert
2003BTWKonsistenzquantifizierung in Grid-Datenbanksystemen.Lutz Schlesinger, Wolfgang Lehner
2003EuroParSCINTRA: A Model for Quantifying Inconsistencies in Grid-Organized Sensor Database Systems.Lutz Schlesinger, Wolfgang Lehner
2002DaWaKA Decathlon in Multidimensional Modeling: Open Issues and Some Solutions.Wolfgang Hmmer, Wolfgang Lehner, Andreas Bauer, Lutz Schlesinger
2002DOLAPOn the problem of generating common predecessors.Wolfgang Lehner, Wolfgang Hmmer, Lutz Schlesinger, Andreas Bauer
2002ICDEProcessing Reporting Function Views in a Data Warehouse Environment.Wolfgang Lehner, Wolfgang Hmmer, Lutz Schlesinger
2001DOLAPEfficiently Synchronizing Multidimensional Schema Data.Lutz Schlesinger, Andreas Bauer, Wolfgang Lehner, G. Ediberidze, Michael M. Gutzmann
2001ICDEfAST Refresh using Mass Query Optimization.Wolfgang Lehner, Roberta Cochrane, Hamid Pirahesh, Markos Zaharioudakis
2000DaWaKAn Alternative Relational OLAP Modeling Approach.Andreas Bauer, Wolfgang Hmmer, Wolfgang Lehner
2000DOLAPQuery Optimization by Using Derivability in a Data Warehouse Environment.Jens Albrecht, Wolfgang Hmmer, Wolfgang Lehner, Lutz Schlesinger
2000FQASUsing Semantics for Query Derivability in Data Warehouse Applications.Jens Albrecht, Wolfgang Hmmer, Wolfgang Lehner, Lutz Schlesinger
2000SIGMODMaintenance of Automatic Summary Tables.Wolfgang Lehner, Richard Sidle, Hamid Pirahesh, Roberta Cochrane
1999ADBISData Mining in a Multidimensional Environment.Holger Gnzel, Jens Albrecht, Wolfgang Lehner
1999BTWAdaptive Praggregation in multidimensionalen Datenbanksystemen.Jens Albrecht, Wolfgang Hmmer, Wolfgang Lehner, Lutz Schlesinger
1999DaWaKSet-Derivability of Multidimensional Aggregates.Jens Albrecht, Holger Gnzel, Wolfgang Lehner
1999IDEASManagement of Multidimensional Aggregates for Efficient Online Analytical Processing.Jens Albrecht, Andreas Bauer, O. Deyerling, Holger Gnzel, Wolfgang Hmmer, Wolfgang Lehner, Lutz Schlesinger
1998ADBISModeling of Census Data in a Multidimensional Environment.Holger Gnzel, Wolfgang Lehner, Stein Eriksen, Jon Folkedal
1998EDBTModelling Large Scale OLAP Scenarios.Wolfgang Lehner
1998GIModellierung, verwaltung und Verwendung Multidimensionaler Aggregate.Wolfgang Lehner, Jens Albrecht
1998IDEASOn-line Analytical Processing in Distributed Data Warehouses.Jens Albrecht, Wolfgang Lehner
1997BTWber Aufbau und Auswertung multidimensionaler Daten.Wolfgang Lehner, Michael Teschke, Hartmut Wedekind
1997DASFAAThe Cube-Query-Languages (CQL) for Multidimensional Statistical and Scientific Database Systems.Andreas Bauer, Wolfgang Lehner
1997DASFAAA Redundancy-Based Optimization Approach for Aggregation in Multidimensional Scientific and Atatistical Databases.Wolfgang Lehner, Thomas Ruf
1996CIKMCROSS-DB: A Feature-Extended Multidimensional Data Model for Statistical and Scientific Databases.Wolfgang Lehner, Thomas Ruf, Michael Teschke