21st Conference on Database Systems for
Business, Technology and Web (BTW 2025)

March 3 - 7, 2025 | Bamberg, Germany

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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).

Session Overview

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
10:30am - 11:00am	Coffee Break
11:00am - 12:30pm	I2: Industry 2 Location: WE5/00.019 Chair: Peter Reimann, University of Stuttgart 11:00am - 11:20am Optimizing correlated aggregate subqueries in Firebolt Andrés Senac, Alexander Alexandrov, Immanuel Haffner, Zhen Li, Benjamin Wagner Firebolt Analytics, Germany 11:20am - 11:35am Fishbowl: AlloyDB’s Extensible Database Hammering Framework Amarnadh Sai Eluri, Jordan Lozinski, Benjamin Schlegel, Reza Sherkat Google, United States of America 11:35am - 11:50am Enabling Smart Manufacturing with Visual Analytics for Plant Workers Dirk Burkhardt, Gerald Ristow Software GmbH, Germany 11:50am - 12:05pm Beyond Big Data — The Ocient Hyperscale Data Warehouse Knut Stolze, Andrew Park, Jason Arnold Ocient, Inc. 12:05pm - 12:20pm Beyond the Data Warehouse: Modern and fast Data Analytics in Actian Vector Steffen Kläbe¹, Stefan Hagedorn¹, Francis Gropengießer¹, Thomas Schweser^1,2 1: Actian, a division of HCLSoftware; 2: Technische Hochschule Rosenheim, Germany 12:20pm - 12:30pm Data Products: Overcoming the Boundaries of Data Platforms to Facilitate Data Sharing in Enterprises Jan Schneider¹, Laura Schuiki¹, Corinna Giebler², Arnold Lutsch², Eva Hoos², Holger Schwarz¹ 1: University of Stuttgart, Germany; 2: Robert Bosch GmbH, Germany 12:30pm - 12:40pm Back to the Roots: Decision Trees within Modern Database Systems Lena Renate Wolfschmidt², Maximilian Emanuel Schüle¹ 1: University of Bamberg, Germany; 2: HUK-COBURG	R4: Research 4: Machine Learning 1 Location: WE5/00.022 Chair: Fabian Panse, Universität Augsburg 11:00am - 11:20am Graph-based QSS: A Graph-based Approach to Quantifying Semantic Similarity for Automated Linear SQL Grading Leo Köberlein, Dominik Probst, Richard Lenz Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU), Germany 11:20am - 11:40am Enhancing In-Memory Spatial Indexing with Learned Search Varun Pandey¹, Alexander van Renen³, Eleni Tzirita Zacharatou⁴, Andreas Kipf³, Ibrahim Sabek⁵, Jialin Ding⁶, Volker Markl^1,2, Alfons Kemper⁷ 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 Michał Patryk Miazga¹, Daniel Abitz^1,2, Matthias Täschner¹, Erhard Rahm^1,3 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 Louis Le Page, Christina Dionysio, Matthias Boehm Technische Universität Berlin, Germany 12:20pm - 12:30pm Extending K-Means Clustering with Ptolemy’s Inequality Max Pernklau, Nikita Averitchev, Christian Beecks FernUniversität in Hagen, Germany
12:30pm - 2:00pm	Lunch
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	I3: Industry 3 Location: WE5/00.019 Chair: Stefan Mandl, Snowflake Computing GmbH AI-powered Analytics with Amazon Redshift Hinnerk Gildhoff AWS, Germany EdgeMLOps: Operationalizing ML models with Cumulocity IoT and thin-edge.io for Visual quality Inspection Kanishk Chaturvedi¹, Johannes Gasthuber², Mohamed Abdelaal³ 1: Cumulocity GmbH, Germany; 2: Siemens AG, Germany; 3: Software GmbH, Germany Data Contracts to Leverage (De-)centralized Data Management in Manufacturing Industries: An Experience Report Sarah Oppold, Manuel Fritz, Lucas Woltmann Carl Zeiss SMT GmbH, Germany	R5: Research 5: Data Engineering Pipelines Location: WE5/00.022 Chair: Thorsten Papenbrock, Philipps-Universität Marburg 2:40pm - 3:00pm Multi-Layer Privacy-Preserving Record Linkage with Clerical Review based on gradual information disclosure Florens Rohde^1,2, Victor Christen^1,2, Martin Franke^1,2, Erhard Rahm^1,2 1: Leipzig University, Germany; 2: ScaDS.AI Dresden/Leipzig, Leipzig, Germany 3:00pm - 3:20pm Embracing Change: Incremental Updates of Discovered Event Queries Rebecca Sattler, Sarah Kleest-Meißner, Steven Lange, Markus L. Schmid, Nicole Schweikardt, Matthias Weidlich Humboldt Universität zu Berlin, Germany 3:20pm - 3:30pm Identifying Semantic Components for PBE-based Transformation Discovery Dakai Men, Binger Chen, Ziawasch Abedjan BIFOLD & TU Berlin, Germany
3:30pm - 4:00pm	Coffee Break	Student: Debriefing Location: WE5/02.116
4:00pm - 5:30pm	R6: Research 6: Time Series and Use Cases Location: WE5/00.022 Chair: Andreas Kipf, University of Technology Nuremberg 4:00pm - 4:20pm Fast, Parameter-free Time Series Anomaly Detection Kristiyan Blagov, Carlos Enrique Muñiz-Cuza, Matthias Boehm Technische Universität Berlin, Germany 4:20pm - 4:40pm Relationship Discovery for Heterogeneous Time Series Integration: A Comparative Analysis for Industrial and Building Data Lucas Weber, Richard Lenz Friedrich-Alexander-Universität Erlangen-Nürnberg, Computer Science 6 4:40pm - 5:00pm Caching Partition Identifiers for Fast Geometric Pattern Matching Martin Poppinga, Annett Ungethüm, Matthias Rarey Universität Hamburg, Germany 5:00pm - 5:20pm Practical Problems in Customer Data - A Use-Case-Driven Classification Jan-Lucas Deinhard^1,2, Richard Lenz¹ 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 Arne Osterthun, Matthias Pohl German Aerospace Center (DLR) - Institute of Data Science, Jena, Germany	T2: Tutorial 2: Closing the Gap Between Theory and Practice in Query Optimization (Thomas Neumann) Location: WE5/00.019 Chair: Thomas Neumann, TUM
7:00pm - 11:30pm	Dinner Location: Hegelsaal At the cold buffet• Rapunzel salad with yoghurt dressing and raspberry dressing• Boskop, crispy bacon, feta in oil• Parmesan shavings, olives, cherry tomatoes• Glazed walnuts, grilled peppers and courgettes• Honey aubergines, fiery white wine carrots• mushroom caps in balsamic vinegar• Selection of baguettesFrom the hot buffet• Butter-tender Beefribbs with braised sauce, colourful root vegetables and potato trio: Annabell, Blue Swede, sweet potatoes• Beetroot gnocchi with spinach leaves and gorgonzola sauce (vegetarian)• Bamberg onion stuffed with pearl cous-cous and vegetables, served with tomatosugo (vegan)dessert from the buffet in a glass• Curd cream with honey and thyme un Am kalten Buffet •Rapunzelsalat mit Joghurtdressing und Himbeerdressing •Boskop, Knusperspeck, Feta in Öl •Parmesan gehobelt, Oliven, Kirschtomaten •glasierte Walnüsse, gegrillte Paprika und Zucchini •Honig-Auberginen...

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Privacy Statement · Conference: BTW 2025 Bamberg

21st Conference on Database Systems for Business, Technology and Web (BTW 2025)

March 3 - 7, 2025 | Bamberg, Germany

Conference Agenda

21st Conference on Database Systems for
Business, Technology and Web (BTW 2025)