21st Conference on Database Systems for
Business, Technology and Web (BTW 2025)
March 3 - 7, 2025 | Bamberg, Germany
Conference Agenda
Overview and details of the sessions of this conference. Please select a date or location to show only sessions at that day or location. Please select a single session for detailed view (with abstracts and downloads if available).
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Session Overview | |
Location: WE5/00.022 Lecture Hall 1 |
Date: Tuesday, 04/Mar/2025 | |
9:00am - 10:30am |
DE4DS 1: Workshop on Data Engineering for Data Science 1 Location: WE5/00.022 Chair: Stefanie Scherzinger, Universität Passau Chair: Marina Tropmann-Frick, HAW Hamburg KeynoteLaura KoestenUniversity of Vienna, Austria ALPINE: Abstract Language for Pipeline Integration and Execution University of Hagen, Germany |
11:00am - 12:30pm |
DE4DS 2: Workshop on Data Engineering for Data Science 2 Location: WE5/00.022 Chair: Marina Tropmann-Frick, HAW Hamburg SeeME: A General, Reusable Graph Schema for Data Preprocessing of Eye-Tracking Data University of Regensburg, Germany 11:25am - 11:50am Impact of Preprocessing on Classification Results of Eye-Tracking-Data 1: Universität Regensburg, Germany; 2: Hochschule Neu-Ulm 11:50am - 12:10pm SQLinked - A Hybrid Approach for Local and Database-Remote Program Execution OTH Regensburg, Germany 12:10pm - 12:25pm Higher-Order SQL Lambda Functions University of Bamberg, Germany |
1:30pm - 3:00pm |
DE4DS 3: Workshop on Data Engineering for Data Science 3 Location: WE5/00.022 Chair: Tanja Auge, University of Regensburg Towards Complex Table Question Answering Over Tabular Data Lakes 1: DFKI; 2: Technische Universität Darmstadt 1:50pm - 2:15pm The Kosmosis Use Case of Crypto Rug Pull Prevention by an Incrementally Constructed Knowledge Graph 1: Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany; 2: Ostbayerische Technische Hochschule Amberg-Weiden, Amberg, Germany 2:15pm - 2:40pm Self-Refinement Strategies for LLM-based Product Attribute Value Extraction University of Mannheim, Germany |
3:00pm - 4:00pm |
FG-DB: Community Meeting FG-DB Location: WE5/00.022 Chair: Meike Klettke, University of Regensburg Chair: Alexander Böhm, SAP SE |
4:15pm - 5:00pm |
GI DBIS Leadership Meeting Location: WE5/00.022 Chair: Felix Naumann, HPI Potsdam |
Date: Wednesday, 05/Mar/2025 | |
9:00am - 9:30am |
Opening: Opening Location: WE5/00.022 Chair: Daniela Nicklas, Universität Bamberg |
9:30am - 10:30am |
Keynote 1: Julia Stoyanovich: Follow the Data! Responsible AI Starts with Responsible Data Management Location: WE5/00.022 Chair: Meike Klettke, University of Regensburg |
11:00am - 12:30pm |
R1: Research 1: Query Processing 1 Location: WE5/00.022 Chair: Felix Schuhknecht, Johannes Gutenberg University Mainz Improving Unnesting of Complex Queries TUM, Germany 11:20am - 11:40am Reaching New Limits: Discovery of Multi-Dimensional Disjunctive Subsequence-Queries with Intervals Humboldt-Universität zu Berlin, Germany 11:40am - 12:00pm Re-imaged Joins with Reimagined Incremental Maintenance 1: University of Wisconsin–Madison, USA; 2: Google, Madison Wis., USA 12:00pm - 12:20pm Complexity Analysis of Pipeline Execution Order Enumeration for Query Execution Plans 1: TU Dresden, Germany; 2: SAP SE, Walldorf, Germany 12:20pm - 12:30pm An Evaluation of NVMe-over-Fabrics for Disaggregated Databases over Fast Networks 1: DFKI, Germany; 2: Technische Universität Darmstadt |
2:00pm - 2:35pm |
FTT1: Fresh Thinking Talk 1 - Martin Potthast Location: WE5/00.022 Chair: Ralf Schenkel, Universität Trier Retrieval Technologies for the Infinite Index |
2:40pm - 3:30pm |
R2: Research 2: Information Retrieval Location: WE5/00.022 Chair: Günther Specht, University of Innsbruck Adjusting Fairness and Diversity in Search Results: User-Driven Re-Ranking for Water Research Literature Friedrich Schiller University Jena, Germany 3:00pm - 3:20pm Facts-of-the-Case: Answering Complex Patient Questions Heidelberg University, Institute of Computer Science, Im Neuenheimer Feld 205, 69120 Heidelberg, Germany 3:20pm - 3:30pm DPQL: Applications for Holistic Data Profiling University of Marburg, Germany |
4:00pm - 5:10pm |
R3: Research 3: Query Processing 2 Location: WE5/00.022 Chair: Nicole Schweikardt, Humboldt-Universität zu Berlin Optimizing Linearized Join Enumeration by Adapting to the Query Structure 1: Technische Universität München; 2: UTN 4:20pm - 4:40pm Adaptive sorting for large keys, strings, and database rows 1: University of Marburg, Germany; 2: Google, Madison, Wisconsin, USA 4:40pm - 5:00pm FASTlabel: Making Supervised Query Optimizer Hinting Practical TU Dresden, Germany 5:00pm - 5:10pm Lightweight Memory Access Monitoring for Dynamic Data Placement in Tiered Memory Systems 1: TU Ilmenau, Germany; 2: LMU München, Germany |
5:10pm - 5:30pm |
DemoMM: Demo/Student Paper Minute Madness Location: WE5/00.022 |
Date: Thursday, 06/Mar/2025 | |
9:00am - 10:00am |
Industry-Keynote: Alexander Böhm (SAP): Tackling the Data Management Challenges of Modern Business Applications Location: WE5/00.022 Chair: Bernhard Mitschang, Universität Stuttgart |
10:00am - 10:30am |
Student: Best Student Paper Location: WE5/00.022 Chair: Rainer Gemulla, Universität Mannheim Jonas Fan-cheng Meng: Robust Plan Selection using Cardinality Distribution Models |
11:00am - 12:30pm |
R4: Research 4: Machine Learning 1 Location: WE5/00.022 Chair: Fabian Panse, Universität Augsburg Graph-based QSS: A Graph-based Approach to Quantifying Semantic Similarity for Automated Linear SQL Grading Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU), Germany 11:20am - 11:40am Enhancing In-Memory Spatial Indexing with Learned Search 1: Technische Universität Berlin; 2: Berlin Institute for the Foundations of Learning and Data (BIFOLD); 3: Technische Universität Nürnberg; 4: IT University of Copenhagen; 5: University of Southern California; 6: Amazon Web Services; 7: Technische Universität München 11:40am - 12:00pm Automated Configuration of Schema Matching Tools: A Reinforcement Learning Approach 1: Center for Scalable Data Analytics and Artificial Intelligence (ScaDS.AI) Dresden/Leipzig, Universität Leipzig, Germany; 2: University Computing Centre, Research and Development, Leipzig University, 04109 Leipzig, Dittrichring 18-20, Germany; 3: Department of Computer Science, Leipzig University, Leipzig, Germany 12:00pm - 12:20pm Scalable Computation of Shapley Additive Explanations Technische Universität Berlin, Germany 12:20pm - 12:30pm Extending K-Means Clustering with Ptolemy’s Inequality FernUniversität in Hagen, Germany |
2:00pm - 2:35pm |
FTT2: Fresh Thinking Talk 2 - Ulrike Lucke Location: WE5/00.022 Chair: Meike Klettke, University of Regensburg NFDI for and with computer science |
2:40pm - 3:30pm |
R5: Research 5: Data Engineering Pipelines Location: WE5/00.022 Chair: Thorsten Papenbrock, Philipps-Universität Marburg Multi-Layer Privacy-Preserving Record Linkage with Clerical Review based on gradual information disclosure 1: Leipzig University, Germany; 2: ScaDS.AI Dresden/Leipzig, Leipzig, Germany 3:00pm - 3:20pm Embracing Change: Incremental Updates of Discovered Event Queries Humboldt Universität zu Berlin, Germany 3:20pm - 3:30pm Identifying Semantic Components for PBE-based Transformation Discovery BIFOLD & TU Berlin, Germany |
4:00pm - 5:30pm |
R6: Research 6: Time Series and Use Cases Location: WE5/00.022 Chair: Andreas Kipf, University of Technology Nuremberg Fast, Parameter-free Time Series Anomaly Detection Technische Universität Berlin, Germany 4:20pm - 4:40pm Relationship Discovery for Heterogeneous Time Series Integration: A Comparative Analysis for Industrial and Building Data Friedrich-Alexander-Universität Erlangen-Nürnberg, Computer Science 6 4:40pm - 5:00pm Caching Partition Identifiers for Fast Geometric Pattern Matching Universität Hamburg, Germany 5:00pm - 5:20pm Practical Problems in Customer Data - A Use-Case-Driven Classification 1: Friedrich-Alexander-Universität Erlangen-Nürnberg, Germany; 2: Siemens Healthineers AG 5:20pm - 5:30pm Benchmark of n-Dimensional Array File Formats in Data Analytics Environments German Aerospace Center (DLR) - Institute of Data Science, Jena, Germany |
Date: Friday, 07/Mar/2025 | |
9:00am - 9:40am |
R7: Research 7: Machine Learning 2 Location: WE5/00.022 Chair: Anika Groß, Hochschule Anhalt Incremental SliceLine for Iterative ML Model Debugging under Updates TU Berlin + BIFOLD, Germany 9:20am - 9:40am Assessing the Impact of Image Dataset Features on Privacy-Preserving Machine Learning Leipzig University & ScaDS.AI Dresden/Leipzig, Germany |
9:40am - 10:10am |
Diss: Dissertation Awards Location: WE5/00.022 Chair: Klaus Meyer-Wegener, Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU) Modern Data Analytics in the Cloud Era TU Ilmenau, Germany 9:50am - 10:00am Scalable Data Management using GPUs with Fast Interconnects TU Berlin / BIFOLD, Germany |
10:10am - 10:30am |
DFG: News from DFG: Valentina Damerow Location: WE5/00.022 Chair: Daniela Nicklas, Universität Bamberg |
11:00am - 12:00pm |
Keynote 2: Kai-Uwe Sattler: Modern Hardware – Why should we care about it in Database Research? Location: WE5/00.022 Chair: Ralf Schenkel, Universität Trier |
12:00pm - 12:30pm |
Closing: Closing Location: WE5/00.022 |
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