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Volker Markl

Publication record assembled from the DBLP archive of ranked conferences.

Papers indexed

174

Venues

22

Active years

1999–2026

Best venue rank

A*

Where they publish

Papers

174 indexed papers, newest first.

YearVenueTitleAuthors
2026EDBTNova: Scalable Streaming Join Placement and Parallelization in Resource-Constrained Geo-Distributed Environments.Xenofon Chatziliadis, Eleni Tzirita Zacharatou, Samira Akili, Alphan Eracar, Volker Markl
2026EDBTPractical Spreadsheet Parsing with SheetReader.Haralampos Gavriilidis, Felix Henze, Joel Ziegler, Jonas Benn, Eleni Tzirita Zacharatou, Volker Markl
2026EDBTA Collection of Demonstrations with PostgreSQL for Teaching and Learning Database System Internals.Stefan Halfpap, Daniel Hristov, Volker Markl
2026ICDENebulaStream: An Adaptive and Efficient Multi-Query Stream Processing Engine.Nils L. Schubert, Lukas Schwerdtfeger, Sara Schnaterbeck, Philipp M. Grulich, Bonaventura Del Monte, Steffen Zeuch, Volker Markl
2026WWWEvolving Proxy Kills Drift: Data-Efficient Streaming Time Series Anomaly Detection.Qing Wei, Hao Miao, Yan Zhao, Kai Zheng, Bin Yang, Volker Markl, Christian S. Jensen
2026SIGMODIncremental Stream Query Placement and Deployment in Action.Danila Ferents, Ankit Chaudhary, Felix Lang, Nils L. Schubert, Varun Pandey, Jeyhun Karimov, Steffen Zeuch, Kaustubh Beedkar, Volker Markl
2025BTWIncremental Stream Query Merging In Action.Ankit Chaudhary, Ninghong Zhu, Laura Mons, Steffen Zeuch, Varun Pandey, Volker Markl
2025BTWEnhancing In-Memory Spatial Indexing with Learned Search.Varun Pandey, Alexander van Renen, Eleni Tzirita Zacharatou, Andreas Kipf, Ibrahim Sabek, Jialin Ding, Volker Markl, Alfons Kemper
2025EDBTCompoDB: A Demonstration of Modular Data Systems in Practice.Haralampos Gavriilidis, Lennart Behme, Christian Munz, Varun Pandey, Volker Markl
2025EDBTEfficiently Indexing Large Data on GPUs with Fast Interconnects.Josef Schmeier, Clemens Lutz, Volker Markl
2025EDBTEnabling Complex Event Processing in NebulaStream.Ariane Ziehn, Lily Seidl, Samira Akili, Steffen Zeuch, Volker Markl
2025ICDEIncremental Stream Query Placement in Massively Distributed and Volatile Infrastructures.Ankit Chaudhary, Kaustubh Beedkar, Jeyhun Karimov, Felix Lang, Steffen Zeuch, Volker Markl
2025ICDEChameleon: Adaptive and Scalable Stream Processing Over Sensor Sources.Dimitrios Giouroukis, Varun Pandey, Steffen Zeuch, Volker Markl
2025SIGMODApache Wayang in Action: Enabling Data Systems Integration via a Unified Data Analytics Framework.Kaustubh Beedkar, Aurlien Bertrand, Haralampos Gavriilidis, Augusto Jos Fonseca, Zoi Kaoudi, Mingxi Liu, Volker Markl, Juri Petersen, Fbio Porto, Vctor Ribeiro, Mads Sejer Pedersen, Lucas Giusti Tavares, Michalis Vargiamis, Chen Xu
2025SIGMODFinding What You're Looking For: A Distribution-Aware Dataset Search Engine in Action.Lennart Behme, Leonard Geiler, Pratham Agrawal, Emil Badura, Benjamin Ueber, Kaustubh Beedkar, Volker Markl
2025SIGMODMobility Stream Processing on NebulaStream and MEOS.Mariana M. Garcez Duarte, Dwi P. A. Nugroho, Georges Tod, Evert Bevernage, Pieter Moelans, Emine Tas, Esteban Zimnyi, Mahmoud Attia Sakr, Steffen Zeuch, Volker Markl
2025SIGMODNebulaStream: An Extensible, High-Performance Streaming Engine for Multi-Modal Edge Applications.Adrian Michalke, Aljoscha P. Lepping, Volker Markl, Ricardo Martinez, Nils L. Schubert, Lukas Schwerdtfeger, Taha Tekdogan, Steffen Zeuch, Ariane Ziehn, Christoph Falkensteiner, Kyle Krger, Alexander Meyer, Tobias Rschl, Svea Wilkending
2025VLDBLearning to Accelerate: Tuning Data Transfer Parameters.Benedikt Didrich, Haralampos Gavriilidis, Vasilis Gkolemis, Matthias Boehm, Volker Markl
2025VLDBComposability and Interoperability for Federated Data Systems.Haralampos Gavriilidis, Leonhard Rose, Joel Ziegler, Jonathan Gerloff, Benedikt Didrich, Midhun Kaippillil Venugopalan, Kaustubh Beedkar, Matthias Boehm, Volker Markl
2025VLDBModular Neuro-Symbolic Knowledge Graph Completion.Abelardo Carlos Martinez Lorenzo, Alexander Perfilyev, Volker Markl, Martha Clokie, Thomas Sicheritz-Pontn, Zoi Kaoudi
2025VLDBGPU-Accelerated Stochastic Gradient Descent for Scalable Operator Placement in Geo-Distributed Streaming Systems.Tristan Joel Terhaag, Xenofon Chatziliadis, Eleni Tzirita Zacharatou, Volker Markl
2024EDBTEvaluation of Sampling Methods for Discovering Facts from Knowledge Graph Embeddings.Rama Widyadhana Bhagaskoro, Volker Markl, Zoi Kaoudi
2024EDBTBenchmarking Stream Join Algorithms on GPUs: A Framework and its Application to the State-of-the-art.Dwi P. A. Nugroho, Philipp M. Grulich, Steffen Zeuch, Clemens Lutz, Stefano Bortoli, Volker Markl
2024EDBTBridging the Gap: Complex Event Processing on Stream Processing Systems.Ariane Ziehn, Philipp M. Grulich, Steffen Zeuch, Volker Markl
2024ICDECounting Butterflies in Fully Dynamic Bipartite Graph Streams.Serafeim Papadias, Zoi Kaoudi, Varun Pandey, Jorge-Arnulfo Quian-Ruiz, Volker Markl
2024SIGMODMulti-Backend Zonal Statistics Execution with Raven.Gereon Dusella, Haralampos Gavriilidis, Laert Nuhu, Volker Markl, Eleni Tzirita Zacharatou
2023BTWLearn What Really Matters: A Learning-to-Rank Approach for ML-based Query Optimization.Henriette Behr, Volker Markl, Zoi Kaoudi
2023BTWWorkload Prediction for IoT Data Management Systems.David Burrell, Xenofon Chatziliadis, Eleni Tzirita Zacharatou, Steffen Zeuch, Volker Markl
2023CIDRTowards Unifying Query Interpretation and Compilation.Philipp M. Grulich, Aljoscha P. Lepping, Dwi Prasetyo Adi Nugroho, Varun Pandey, Bonaventura Del Monte, Steffen Zeuch, Volker Markl
2023CIKMGood Intentions: Adaptive Parameter Management via Intent Signaling.Alexander Renz-Wieland, Andreas Kieslinger, Robert Gericke, Rainer Gemulla, Zoi Kaoudi, Volker Markl
2023DaMoNExploiting Access Pattern Characteristics for Join Reordering.Nils L. Schubert, Philipp M. Grulich, Steffen Zeuch, Volker Markl
2023EDBTIncremental Stream Query Merging.Ankit Chaudhary, Steffen Zeuch, Volker Markl, Jeyhun Karimov
2023ICCSOn Irregularity Localization for Scientific Data Analysis Workflows.Anh Duc Vu, Christos Tsigkanos, Jorge-Arnulfo Quian-Ruiz, Volker Markl, Timo Kehrer
2023ICDEThe Art of Losing to Win: Using Lossy Image Compression to Improve Data Loading in Deep Learning Pipelines.Lennart Behme, Saravanan Thirumuruganathan, Alireza Rezaei Mahdiraji, Jorge-Arnulfo Quian-Ruiz, Volker Markl
2023ICDEIn-Situ Cross-Database Query Processing.Haralampos Gavriilidis, Kaustubh Beedkar, Jorge-Arnulfo Quian-Ruiz, Volker Markl
2023SIGMODTeeBench: Seamless Benchmarking in Trusted Execution Environments.Kajetan Jeremi Maliszewski, Tilman Dietzel, Jorge-Arnulfo Quian-Ruiz, Volker Markl
2023VLDBTowards Efficient and Secure UDF Execution with BabelfishLib (Lightning Talk).Philipp M. Grulich, Steffen Zeuch, Volker Markl
2022CIDRDataFarm: Farm Your ML-based Query Optimizer's Food! - Human-Guided Training Data Generation -.Robin Van De Water, Francesco Ventura, Zoi Kaoudi, Jorge-Arnulfo Quian-Ruiz, Volker Markl
2022DOLAPEfficient Specialized Spreadsheet Parsing for Data Science.Felix Henze, Haralampos Gavriilidis, Eleni Tzirita Zacharatou, Volker Markl
2022ICDEFarming Your ML-based Query Optimizer's Food.Robin Van De Water, Francesco Ventura, Zoi Kaoudi, Jorge-Arnulfo Quian-Ruiz, Volker Markl
2022SIGMODMaterialization and Reuse Optimizations for Production Data Science Pipelines.Behrouz Derakhshan, Alireza Rezaei Mahdiraji, Zoi Kaoudi, Tilmann Rabl, Volker Markl
2022SIGMODTriton Join: Efficiently Scaling to a Large Join State on GPUs with Fast Interconnects.Clemens Lutz, Sebastian Bre, Steffen Zeuch, Tilmann Rabl, Volker Markl
2022SIGMODRethinking Stateful Stream Processing with RDMA.Bonaventura Del Monte, Steffen Zeuch, Tilmann Rabl, Volker Markl
2022SIGMODNuPS: A Parameter Server for Machine Learning with Non-Uniform Parameter Access.Alexander Renz-Wieland, Rainer Gemulla, Zoi Kaoudi, Volker Markl
2022VLDBTowards a Modular Data Management System Framework.Haralampos Gavriilidis, Lennart Behme, Sokratis Papadopoulos, Stefano Bortoli, Jorge-Arnulfo Quian-Ruiz, Volker Markl
2022SSDBMIn-Place Updates in Tree-Encoded Bitmaps.Marcellus Prama Saputra, Eleni Tzirita Zacharatou, Serafeim Papadias, Volker Markl
2021BTWFast CSV Loading Using GPUs and RDMA for In-Memory Data Processing.Alexander Kumaigorodski, Clemens Lutz, Volker Markl
2021BTWTowards Resilient Data Management for the Internet of Moving Things.Elena Beatriz Ouro Paz, Eleni Tzirita Zacharatou, Volker Markl
2021CIDRThe Case for Distance-Bounded Spatial Approximations.Eleni Tzirita Zacharatou, Andreas Kipf, Ibrahim Sabek, Varun Pandey, Harish Doraiswamy, Volker Markl
2021DaMoNAn Energy-Efficient Stream Join for the Internet of Things.Adrian Michalke, Philipp M. Grulich, Clemens Lutz, Steffen Zeuch, Volker Markl
2021DATADatabase Systems and Information Management: Trends and a Vision.Volker Markl
2021EDBTAdCom: Adaptive Combiner for Streaming Aggregations.Felipe Oliveira Gutierrez, Kaustubh Beedkar, Abel Souza, Volker Markl
2021EDBTAutomatic Tuning of Read-Time Tolerances for Optimized On-Demand Data-Streaming from Sensor Nodes.Julius Hlsmann, Chiao-Yun Li, Jonas Traub, Volker Markl
2021EDBTAutomating Data Quality Validation for Dynamic Data Ingestion.Sergey Redyuk, Zoi Kaoudi, Volker Markl, Sebastian Schelter
2021ICDEEfficient Control Flow in Dataflow Systems: When Ease-of-Use Meets High Performance.Gbor E. Gvay, Tilmann Rabl, Sebastian Bre, Lorand Madai-Tahy, Jorge-Arnulfo Quian-Ruiz, Volker Markl
2021SIGMODParallelizing Intra-Window Join on Multicores: An Experimental Study.Shuhao Zhang, Yancan Mao, Jiong He, Philipp M. Grulich, Steffen Zeuch, Bingsheng He, Richard T. B. Ma, Volker Markl
2021SIGMODExDRa: Exploratory Data Science on Federated Raw Data.Sebastian Baunsgaard, Matthias Boehm, Ankit Chaudhary, Behrouz Derakhshan, Stefan Geielsder, Philipp M. Grulich, Michael Hildebrand, Kevin Innerebner, Volker Markl, Claus Neubauer, Sarah Osterburg, Olga Ovcharenko, Sergey Redyuk, Tobias Rieger, Alireza Rezaei Mahdiraji, Sebastian Benjamin Wrede, Steffen Zeuch
2021SIGMODCompliant Geo-distributed Query Processing.Kaustubh Beedkar, Jorge-Arnulfo Quian-Ruiz, Volker Markl
2021SIGMODHybrid Evaluation for Distributed Iterative Matrix Computation.Zihao Chen, Chen Xu, Juan Soto, Volker Markl, Weining Qian, Aoying Zhou
2021SIGMODThe Power of Nested Parallelism in Big Data Processing - Hitting Three Flies with One Slap -.Gbor E. Gvay, Jorge-Arnulfo Quian-Ruiz, Volker Markl
2021SIGMODExpand your Training Limits! Generating Training Data for ML-based Data Management.Francesco Ventura, Zoi Kaoudi, Jorge-Arnulfo Quian-Ruiz, Volker Markl
2020CIDRThe NebulaStream Platform for Data and Application Management in the Internet of Things.Steffen Zeuch, Ankit Chaudhary, Bonaventura Del Monte, Haralampos Gavriilidis, Dimitrios Giouroukis, Philipp M. Grulich, Sebastian Bre, Jonas Traub, Volker Markl
2020EDBTDisco: Efficient Distributed Window Aggregation.Lawrence Benson, Philipp M. Grulich, Steffen Zeuch, Volker Markl, Tilmann Rabl
2020EDBTGovernor: Operator Placement for a Unified Fog-Cloud Environment.Ankit Chaudhary, Steffen Zeuch, Volker Markl
2020EDBTScaling a Public Transport Monitoring System to Internet of Things Infrastructures.Haralampos Gavriilidis, Adrian Michalke, Laura Mons, Steffen Zeuch, Volker Markl
2020EDBTTowards Unsupervised Data Quality Validation on Dynamic Data.Sergey Redyuk, Volker Markl, Sebastian Schelter
2020SIGMODOptimizing Machine Learning Workloads in Collaborative Environments.Behrouz Derakhshan, Alireza Rezaei Mahdiraji, Ziawasch Abedjan, Tilmann Rabl, Volker Markl
2020SIGMODGrizzly: Efficient Stream Processing Through Adaptive Query Compilation.Philipp M. Grulich, Sebastian Bre, Steffen Zeuch, Jonas Traub, Janis von Bleichert, Zongxiong Chen, Tilmann Rabl, Volker Markl
2020SIGMODPump Up the Volume: Processing Large Data on GPUs with Fast Interconnects.Clemens Lutz, Sebastian Bre, Steffen Zeuch, Tilmann Rabl, Volker Markl
2020SIGMODRhino: Efficient Management of Very Large Distributed State for Stream Processing Engines.Bonaventura Del Monte, Steffen Zeuch, Tilmann Rabl, Volker Markl
2020VLDBDistributed Graph Analytics with Datalog Queries in Flink.Muhammad Imran, Gbor E. Gvay, Volker Markl
2019BTWOn-the-fly Reconfiguration of Query Plans for Stateful Stream Processing Engines.Adrian Bartnik, Bonaventura Del Monte, Tilmann Rabl, Volker Markl
2019BTWAn Overview of Hawk: A Hardware-Tailored Code Generator for the Heterogeneous Many Core Age.Sebastian Bre, Henning Funke, Steffen Zeuch, Tilmann Rabl, Volker Markl
2019BTWExplanation of Air Pollution Using External Data Sources.Mahdi Esmailoghli, Sergey Redyuk, Ricardo Martinez, Ziawasch Abedjan, Tilmann Rabl, Volker Markl
2019BTWA Comparison of Distributed Stream Processing Systems for Time Series Analysis.Melissa Gehring, Marcela Charfuelan, Volker Markl
2019DaMoNPerformance Analysis and Automatic Tuning of Hash Aggregation on GPUs.Viktor Rosenfeld, Sebastian Bre, Steffen Zeuch, Tilmann Rabl, Volker Markl
2019EDBTContinuous Deployment of Machine Learning Pipelines.Behrouz Derakhshan, Alireza Rezaei Mahdiraji, Tilmann Rabl, Volker Markl
2019EDBTResense: Transparent Record and Replay of Sensor Data in the Internet of Things.Dimitrios Giouroukis, Julius Hlsmann, Janis von Bleichert, Morgan Geldenhuys, Tim Stullich, Felipe Oliveira Gutierrez, Jonas Traub, Kaustubh Beedkar, Volker Markl
2019EDBTEfficient Window Aggregation with General Stream Slicing.Jonas Traub, Philipp M. Grulich, Alejandro Rodriguez Cuellar, Sebastian Bre, Asterios Katsifodimos, Tilmann Rabl, Volker Markl
2019EDBTTime Series Similarity Search for Streaming Data in Distributed Systems.Ariane Ziehn, Marcela Charfuelan, Holmer Hemsen, Volker Markl
2019ICDEMulti-Dimensional Genomic Data Management for Region-Preserving Operations.Olha Horlova, Abdulrahman Kaitoua, Volker Markl, Stefano Ceri
2019ICDEMuses: Distributed Data Migration System for Polystores.Abdulrahman Kaitoua, Tilmann Rabl, Asterios Katsifodimos, Volker Markl
2019IGARSSBigearthnet: A Large-Scale Benchmark Archive for Remote Sensing Image Understanding.Gencer Sumbul, Marcela Charfuelan, Begm Demir, Volker Markl
2019SIGMODAStream: Ad-hoc Shared Stream Processing.Jeyhun Karimov, Tilmann Rabl, Volker Markl
2019SIGMODLearning to Validate the Predictions of Black Box Machine Learning Models on Unseen Data.Sergey Redyuk, Sebastian Schelter, Tammo Rukat, Volker Markl, Felix Biemann
2018CLOUDScootR: Scaling R Dataframes on Dataflow Systems.Andreas Kunft, Lukas Stadler, Daniele Bonetta, Cosmin Basca, Jens Meiners, Sebastian Bre, Tilmann Rabl, Juan Jos Fumero, Volker Markl
2018DaMoNEfficient k-means on GPUs.Clemens Lutz, Sebastian Bre, Tilmann Rabl, Steffen Zeuch, Volker Markl
2018EDBTEfficient SIMD Vectorization for Hashing in OpenCL.Tobias Behrens, Viktor Rosenfeld, Jonas Traub, Sebastian Bre, Volker Markl
2018EDBTScalable Detection of Concept Drifts on Data Streams with Parallel Adaptive Windowing.Philipp M. Grulich, Ren Saitenmacher, Jonas Traub, Sebastian Bre, Tilmann Rabl, Volker Markl
2018ICDEBenchmarking Distributed Stream Data Processing Systems.Jeyhun Karimov, Tilmann Rabl, Asterios Katsifodimos, Roman Samarev, Henri Heiskanen, Volker Markl
2018ICDEScotty: Efficient Window Aggregation for Out-of-Order Stream Processing.Jonas Traub, Philipp Marian Grulich, Alejandro Rodriguez Cuellar, Sebastian Bre, Asterios Katsifodimos, Tilmann Rabl, Volker Markl
2018SIGMODPipelined Query Processing in Coprocessor Environments.Henning Funke, Sebastian Bre, Stefan Noll, Volker Markl, Jens Teubner
2017BTWEmma in Action: Deklarative Datenflsse fr Skalierbare Datenanalyse.Alexander Alexandrov, Georgi Krastev, Bernd Louis, Andreas Salzmann, Volker Markl
2017BTWEfficient Storage and Analysis of Genome Data in Databases.Sebastian Dorok, Sebastian Bre, Jens Teubner, Horstfried Lpple, Gunter Saake, Volker Markl
2017BTWGilbert: Declarative Sparse Linear Algebra on Massively Parallel Dataflow Systems.Till Rohrmann, Sebastian Schelter, Tilmann Rabl, Volker Markl
2017CLOUDOptimized on-demand data streaming from sensor nodes.Jonas Traub, Sebastian Bre, Tilmann Rabl, Asterios Katsifodimos, Volker Markl
2017EDBTSTREAMLINE - Streamlined Analysis of Data at Rest and Data in Motion.Philipp M. Grulich, Tilmann Rabl, Volker Markl, Csaba Istvn Sidl, Andrs A. Benczr
2017EDBTPROTEUS: Scalable Online Machine Learning for Predictive Analytics and Real-Time Interactive Visualization.Bonaventura Del Monte, Jeyhun Karimov, Alireza Rezaei Mahdiraji, Tilmann Rabl, Volker Markl
2017EDBTIJonas Traub, Nikolaas Steenbergen, Philipp M. Grulich, Tilmann Rabl, Volker Markl
2017ICDCSEnabling Wide Area Data Analytics with Collaborative Distributed Processing Pipelines (CDPPs).Anja Feldmann, Manfred Hauswirth, Volker Markl
2017ICDEMosaics: Stratosphere, Flink and Beyond.Volker Markl
2017SIGMODBenchmarking Data Flow Systems for Scalable Machine Learning.Christoph Boden, Andrea Spina, Tilmann Rabl, Volker Markl
2016ACLJEDI: Joint Entity and Relation Detection using Type Inference.Johannes Kirschnick, Holmer Hemsen, Volker Markl
2016CIKMCutty: Aggregate Sharing for User-Defined Windows.Paris Carbone, Jonas Traub, Asterios Katsifodimos, Seif Haridi, Volker Markl
2016ICDEEfficient fault-tolerance for iterative graph processing on distributed dataflow systems.Chen Xu, Markus Holzemer, Manohar Kaul, Volker Markl
2016SIGIRSemantification of Identifiers in Mathematics for Better Math Information Retrieval.Moritz Schubotz, Alexey Grigorev, Marcus Leich, Howard S. Cohl, Norman Meuschke, Bela Gipp, Abdou S. Youssef, Volker Markl
2016SIGMODEmma in Action: Declarative Dataflows for Scalable Data Analysis.Alexander Alexandrov, Andreas Salzmann, Georgi Krastev, Asterios Katsifodimos, Volker Markl
2016SIGMODBridging the gap: towards optimization across linear and relational algebra.Andreas Kunft, Alexander Alexandrov, Asterios Katsifodimos, Volker Markl
2015BTWBig Data-Zentren - Vorstellung und Panel.Volker Markl, Erhard Rahm, Wolfgang Lehner, Michael Beigl, Thomas Seidl
2015EDBTDemonstrating Transfer-Efficient Sample Maintenance on Graphics Cards.Max Heimel, Martin Kiefer, Volker Markl
2015ICDEEfficient sample generation for scalable meta learning.Sebastian Schelter, Juan Soto, Volker Markl, Douglas Burdick, Berthold Reinwald, Alexandre V. Evfimievski
2015SIGIRChallenges of Mathematical Information Retrievalin the NTCIR-11 Math Wikipedia Task.Moritz Schubotz, Abdou Youssef, Volker Markl, Howard S. Cohl
2015SIGMODImplicit Parallelism through Deep Language Embedding.Alexander Alexandrov, Andreas Kunft, Asterios Katsifodimos, Felix Schler, Lauritz Thamsen, Odej Kao, Tobias Herb, Volker Markl
2015SIGMODOptimistic Recovery for Iterative Dataflows in Action.Sergey Dudoladov, Chen Xu, Sebastian Schelter, Asterios Katsifodimos, Stephan Ewen, Kostas Tzoumas, Volker Markl
2015SIGMODSelf-Tuning, GPU-Accelerated Kernel Density Models for Multidimensional Selectivity Estimation.Max Heimel, Martin Kiefer, Volker Markl
2015VLDBThe Operator Variant Selection Problem on Heterogeneous Hardware.Viktor Rosenfeld, Max Heimel, Christoph Viebig, Volker Markl
2014EDBTDemonstrating Self-Learning Algorithm Adaptivity in a Hardware-Oblivious Database Engine.Max Heimel, Filip Haase, Martin Meinke, Sebastian Bre, Michael Saecker, Volker Markl
2014GIBreaking the Chains: On Declarative Analysis and Independence in the Big Data Era.Volker Markl
2014SIGMODAsymmetry in Large-Scale Graph Analysis, Explained.Vasiliki Kalavri, Stephan Ewen, Kostas Tzoumas, Vladimir Vlassov, Volker Markl, Seif Haridi
2014SIGMODDemonstrating efficient query processing in heterogeneous environments.Tomas Karnagel, Matthias Hille, Mario Ludwig, Dirk Habich, Wolfgang Lehner, Max Heimel, Volker Markl
2013BTWApplying Stratosphere for Big Data Analytics.Marcus Leich, Jochen Adamek, Moritz Schubotz, Arvid Heise, Astrid Rheinlnder, Volker Markl
2013CIKM"All roads lead to Rome": optimistic recovery for distributed iterative data processing.Sebastian Schelter, Stephan Ewen, Kostas Tzoumas, Volker Markl
2013ICDEPeeking into the optimization of data flow programs with MapReduce-style UDFs.Fabian Hueske, Mathias Peters, Aljoscha Krettek, Matthias Ringwald, Kostas Tzoumas, Volker Markl, Johann-Christoph Freytag
2013RecSysDistributed matrix factorization with mapreduce using a series of broadcast-joins.Sebastian Schelter, Christoph Boden, Martin Schenck, Alexander Alexandrov, Volker Markl
2013WWWLarge-scale social-media analytics on stratosphere.Christoph Boden, Marcel Karnstedt, Miriam Fernndez, Volker Markl
2013SIGMODIssues in big data testing and benchmarking.Alexander Alexandrov, Christoph Brcke, Volker Markl
2013SIGMODIterative parallel data processing with stratosphere: an inside look.Stephan Ewen, Sebastian Schelter, Kostas Tzoumas, Daniel Warneke, Volker Markl
2012ICDECorrelation Support for Risk Evaluation in Databases.Katrin Eisenreich, Jochen Adamek, Philipp Rsch, Volker Markl, Gregor Hackenbroich
2012RecSysScalable similarity-based neighborhood methods with MapReduce.Sebastian Schelter, Christoph Boden, Volker Markl
2012VLDBA First Step Towards GPU-assisted Query Optimization.Max Heimel, Volker Markl
2011BTWOperators for Analyzing and Modifying Probabilistic Data - A Question of Efficiency.Jochen Adamek, Katrin Eisenreich, Volker Markl, Philipp Rsch
2011BTWMapReduce and PACT - Comparing Data Parallel Programming Models.Alexander Alexandrov, Stephan Ewen, Max Heimel, Fabian Hueske, Odej Kao, Volker Markl, Erik Nijkamp, Daniel Warneke
2011COMADInformation Management in the Cloud - Parallel Dataflow Programming Beyond Map/Reduce.Volker Markl
2011SIGMODTractor pulling on data warehouses.Martin L. Kersten, Alfons Kemper, Volker Markl, Anisoara Nica, Meikel Poess, Kai-Uwe Sattler
2010CLOUDNephele/PACTs: a programming model and execution framework for web-scale analytical processing.Dominic Battr, Stephan Ewen, Fabian Hueske, Odej Kao, Volker Markl, Daniel Warneke
2010ICDECloudy skies for data management.David Campbell, Brian Cooper, Dean Jacobs, Ashok Joshi, Volker Markl, Srinivas Narayanan
2009BTWA Bayesian Approach to Estimating the Selectivity of Conjunctive Predicates.Max Heimel, Volker Markl, Keshava Murthy
2008SIGMODDamia: data mashups for intranet applications.David E. Simmen, Mehmet Altinel, Volker Markl, Sriram Padmanabhan, Ashutosh Singh
2007BTWIntegrating Query-Feedback Based Statistics into Informix Dynamic Server.Alexander Behm, Volker Markl, Peter J. Haas, Keshava Murthy
2007CIDRImpliance: A Next Generation Information Management Appliance.Bishwaranjan Bhattacharjee, Joseph S. Glider, Richard A. Golding, Guy M. Lohman, Volker Markl, Hamid Pirahesh, Jun Rao, Robert M. Rees, Garret Swart
2007ICDECollecting and Maintaining Just-in-Time Statistics.Amr El-Helw, Ihab F. Ilyas, Wing Lau, Volker Markl, Calisto Zuzarte
2007ICDEAdaptively Reordering Joins during Query Execution.Quanzhong Li, Minglong Shao, Volker Markl, Kevin S. Beyer, Latha S. Colby, Guy M. Lohman
2007SIGMODProgressive optimization in a shared-nothing parallel database.Wook-Shin Han, Jack Ng, Volker Markl, Holger Kache, Mokhtar Kandil
2007VLDBDAMIA - A Data Mashup Fabric for Intranet Applications.Mehmet Altinel, Paul Brown, Susan Cline, Rajesh Kartha, Eric Louie, Volker Markl, Louis Mau, Yip-Hing Ng, David E. Simmen, Ashutosh Singh
2007VLDBDetecting Attribute Dependencies from Query Feedback.Peter J. Haas, Fabian Hueske, Volker Markl
2007VLDBAn Approach to Optimize Data Processing in Business Processes.Marko Vrhovnik, Holger Schwarz, Oliver Suhre, Bernhard Mitschang, Volker Markl, Albert Maier, Tobias Kraft
2006EDBTProgressive Query Optimization for Federated Queries.Stephan Ewen, Holger Kache, Volker Markl, Vijayshankar Raman
2006EDBTIntegrating a Maximum-Entropy Cardinality Estimator into DB2 UDB.Marcel Kutsch, Peter J. Haas, Volker Markl, Nimrod Megiddo, Tam Minh Tran
2006ICDEISOMER: Consistent Histogram Construction Using Query Feedback.Utkarsh Srivastava, Peter J. Haas, Volker Markl, Marcel Kutsch, Tam Minh Tran
2006IDEASAn inside analysis of a genetic-programming based optimizer.Victor Munts-Mulero, Josep Llus Larriba-Pey, Josep Aguilar-Saborit, Calisto Zuzarte, Volker Markl
2006SIGMODMAXENT: consistent cardinality estimation in action.Volker Markl, Marcel Kutsch, Tam Minh Tran, Peter J. Haas, Nimrod Megiddo
2006VLDBPOP/FED: Progressive Query Optimization for Federated Queries in DB2.Holger Kache, Wook-Shin Han, Volker Markl, Vijayshankar Raman, Stephan Ewen
2005BTWA Learning Optimizer for a Federated Database Management System.Stephan Ewen, Michael Ortega-Binderberger, Volker Markl
2005SIGMODAutomated statistics collection in action.Peter J. Haas, Mokhtar Kandil, Alberto Lerner, Volker Markl, Ivan Popivanov, Vijayshankar Raman, Daniel C. Zilio
2005VLDBConsistently Estimating the Selectivity of Conjuncts of Predicates.Volker Markl, Nimrod Megiddo, Marcel Kutsch, Tam Minh Tran, Peter J. Haas, Utkarsh Srivastava
2004SIGMODCORDS: Automatic Discovery of Correlations and Soft Functional Dependencies.Ihab F. Ilyas, Volker Markl, Peter J. Haas, Paul Brown, Ashraf Aboulnaga
2004SIGMODRobust Query Processing through Progressive Optimization.Volker Markl, Vijayshankar Raman, David E. Simmen, Guy M. Lohman, Hamid Pirahesh
2004VLDBAutomated Statistics Collection in DB2 UDB.Ashraf Aboulnaga, Peter J. Haas, Sam Lightstone, Guy M. Lohman, Volker Markl, Ivan Popivanov, Vijayshankar Raman
2004VLDBCORDS: Automatic Generation of Correlation Statistics in DB2.Ihab F. Ilyas, Volker Markl, Peter J. Haas, Paul G. Brown, Ashraf Aboulnaga
2004VLDBProgressive Optimization in Action.Vijayshankar Raman, Volker Markl, David E. Simmen, Guy M. Lohman, Hamid Pirahesh
2003BTWTransbase: a Leading-edge ROLAP Engine Supporting Multidimensional Indexing and Hierarchy Clustering.Roland Pieringer, Klaus Elhardt, Frank Ramsak, Volker Markl, Robert Fenk, Rudolf Bayer
2003ICDECombining Hierarchy Encoding and Pre-Grouping: Intelligent Grouping in Star Join Processing.Roland Pieringer, Klaus Elhardt, Frank Ramsak, Volker Markl, Robert Fenk, Rudolf Bayer, Nikos Karayannidis, Aris Tsois, Timos K. Sellis
2002IDEASInterval Processing with the UB-Tree.Robert Fenk, Volker Markl, Rudolf Bayer
2002SIGMODLearning table access cardinalities with LEO.Volker Markl, Guy M. Lohman
2002VLDBProcessing Star Queries on Hierarchically-Clustered Fact Tables.Nikos Karayannidis, Aris Tsois, Timos K. Sellis, Roland Pieringer, Volker Markl, Frank Ramsak, Robert Fenk, Klaus Elhardt, Rudolf Bayer
2001ICDEThe Transbase Hypercube RDBMS: Multidimensional Indexing of Relational Tables.Volker Markl, Frank Ramsak, Roland Pieringer, Robert Fenk, Klaus Elhardt, Rudolf Bayer
2001IDEASInteractive ROLAP on Large Datasets: A Case Study with UB-Trees.Frank Ramsak, Volker Markl, Robert Fenk, Rudolf Bayer, Thomas Ruf
2001IDEASExploitation of Pre-sortedness for Sorting in Query Processing: The TempTris-Algorithm for UB-Trees.Martin Zirkel, Volker Markl, Rudolf Bayer
2001VLDBLEO - DB2's LEarning Optimizer.Michael Stillger, Guy M. Lohman, Volker Markl, Mokhtar Kandil
2000IDEASBulk Loading a Data Warehouse Built Upon a UB-Tree.Robert Fenk, Akihiko Kawakami, Volker Markl, Rudolf Bayer, Shunji Osaki
2000IDEASA Cost Function for Uniformly Partitioned UB-Trees.Volker Markl, Rudolf Bayer
2000VLDBIntegrating the UB-Tree into a Database System Kernel.Frank Ramsak, Volker Markl, Robert Fenk, Martin Zirkel, Klaus Elhardt, Rudolf Bayer
1999ICDEProcessing Operations with Restrictions in RDBMS without External Sorting: The Tetris Algorithm.Volker Markl, Martin Zirkel, Rudolf Bayer
1999IDEASImproving OLAP Performance by Multidimensional Hierarchical Clustering.Volker Markl, Frank Ramsak, Rudolf Bayer