Proceedings of Workshops at the 52nd International Conference on Very Large Data Bases (VLDB 2026)

VLDBW 2026

VLDB 2026 Workshop Chairs

Tilmann Rabl, Meihui Zhang

VLDB 2026 Workshop Proceedings Chairs

Zhaojing Luo, Jiuqi Wei

Accepted Workshops

ADMS: Seventeenth International Workshop on Accelerating Analytics and Data Management Systems Using Modern Processor and Storage Architectures

  • Workshop Chairs: Rajesh Bordawekar, Tirthankar Lahiri

AIDB: The 7th International Workshop on Applied AI for Database Systems and Applications

  • Workshop Chairs: Thaleia Dimitra Doudali, Subru Krishnan, Konstantinos Kanellis

NOVAS: 2nd Workshop on Novel Optimization for Visionary AI Systems

  • Workshop Chairs: Gerardo Vitagliano, Chunwei Liu, Liana Patel, Rana Shahout, Andreas Kipf, Paolo Papotti

QDB: 15th International Workshop on Quality in Databases

  • Workshop Chairs: Lorena Etcheverry, Steven Euijong Whang, Cinzia Cappiello

Agents+Graphs: 3rd International Workshop on Data Management Opportunities in Bringing Agents with Graph Data

  • Workshop Chairs: Yixiang Fang, Arijit Khan, Tianxing Wu, Da Yan

BioDMS: Workshop on Biomedical Data Management Systems

  • Workshop Chairs: Bojan Karlaš, Gerardo Vitagliano, Benjamin Gyori, Ulf Leser

CDMS: Fourth International Workshop on Composable Data Management Systems

  • Workshop Chairs: Satya Valluri, Mohamed Zait

DASHSys: Workshop on Systems for Data-centric Agents with Human-in-the-loop

  • Workshop Chairs: Yiru Chen, Kun Qian, Estevam Hruschka, Zhengjie Miao, Dan Zhang, Sajjadur Rahman, Anna Fariha, Sainyam Galhotra, Umar Farooq Minhas, Sepanta Zeighami

ADS/DATAI: 1st International Workshop on Agentic Data Systems (ADS) and the 3rd International Workshop on Data-Centric AI (DATAI)

  • Workshop Chairs: Guoliang Li, Yuyu Luo, Ju Fan, Xuanhe Zhou

QCDKM: Quantum Computing and Data/Knowledge Management

  • Workshop Chairs: Haridimos Kondylakis, Stefanie Scherzinger, Bettina Kemme, Vasilis Efthymiou, Yannis Tzitzikas, Manuel Wimmer, Jose Garcia-Alonso

TaDA: 4th International Workshop on Tabular Data Analysis

  • Workshop Chairs: Vasilis Efthymiou, Oktie Hassanzadeh, Chuan Lei, Kavitha Srinivas

SCCP: Symposium on Consistency Checking Principles

  • Workshop Chairs: Cheng Tan, Shuai Mu, Hengfeng Wei, Si Liu

PhD: VLDB 2026 PhD Workshop

  • Workshop Chairs: Mohamed Eltabakh, Nikolaos Tziavelis

ADMS

Seventeenth International Workshop on Accelerating Analytics and Data Management Systems Using Modern Processor and Storage Architectures

Accelerating Presto with GPUs

Daniel Bauer, Luis Garcés-Erice, Deepak Majeti, Zoltán Arnold Nagy, Sean Rooney, Greg Kimball, Devavret Makkar, Todd Mostak, Karthikeyan Natarajan

Maintainable, Low-Latency and High-Quality Query Compilation with MLIR and TPDE

Jonas Ladner, Lukas Döllerer, Alexis Engelke, Michael Jungmair

High-Throughput LLM-Based Compression and What It Takes

David Adams, Luisa Neubauer, Ping-Lin Kuo, Mihail Stoian, Thomas Rückstieß, Josif Grabocka, Renata Borovica-Gajic, Andreas Kipf

OptFSST: Optimized FSST String Compression

Hedi Chehaidar, Mihail Stoian, Moritz Stargalla, Andreas Kipf

Automated Operator Fusion for GPU-Accelerated SQL: Generation and Evolutionary Refinement

Corey Lammie, Yotam Perlitz, Andrea Giovannini, Abdel Labbi

Rubberband: Memory-Elastic, Skew-Tolerant GPU Hash Joins

Hangdong Zhao, Rathijit Sen, Craig Peeper, Matteo Interlandi

The Free Lunch Has a Queue: Characterizing On-chip Compression Accelerators for Analytics

Yi Jiang, Antonio Boffa, Hamish Nicholson, Anastasia Ailamaki

AIDB

The 7th International Workshop on Applied AI for Database Systems and Applications

Stage-Level Executor Allocation in Apache Spark™ with Cost–Performance Trade-offs

Miriam Rateike, Isaac Waweru Wambugu, Celia Cintas, Michael Kaufmann, Ioana Giurgiu, Skyler Speakman

AI Query Compilation for Unified and Optimized Execution

Yeounoh Chung, Helena Caminal, Fatma Özcan

Selectivity Estimation for Semantic Filters on Image Data

Matthias Urban, Vu Huy Nguyen, Gabriele Sanmartino, Paolo Papotti, Carsten Binnig

MLSkip: Data Skipping for ML Filters via Lightweight Metadata

Mihail Stoian, Mark Gerarts, Pascal Ginter, Andreas Zimmerer, Jan Van den Bussche, Andreas Kipf

Hollywood: Towards A Large Movie Dataset for Database Benchmarking

Ivan Iachnyk, Mihail Stoian, Andreas Kipf

RUBICON: Agentic AI for Messy Enterprise Data

Fabian Wenz, Felix Treutwein, Çağatay Demiralp, Michael Stonebraker

Generation of Adversarial Queries via Bayesian Optimization

Jeffrey Tao, Yimeng Zeng, Natalie Maus, Haydn Jones, Osbert Bastani, Jacob R. Gardner, Ryan Marcus

NOVAS

2nd Workshop on Novel Optimization for Visionary AI Systems

ArtiFact: A Large-Scale Multi-Modal Cultural Heritage Dataset

Luciano Duarte, Olga Ovcharenko, Sebastian Schelter

DoubleAgent: Towards Text-to-SQL on Enterprise Databases

Fares Elkholy, Timo Eckmann, Jan-Micha Bodensohn, Mulang' Onando, Carsten Binnig

Enterprise Text-to-SQL: Are Agents Ready to Scale?

Tarık Buğra Akbaş, Kemal Tarık Nehrozoğlu, Pinar Karagoz, Nesime Tatbul

Prompting Strategies for Enterprise Text-to-SQL: An Ablation Study

Omar Bouattour, Joyce Weiner, Nesime Tatbul, Fabian Wenz, Peter Baile Chen, Layne Mills, Yong He, Bijan Arbab, Çağatay Demiralp, Michael Stonebraker

SemJoin: Semantic Join Optimization

Christopher Gou, Aditya Banerjee, Jiaxuan Wang, Chunwei Liu

SemCEB: A Cardinality Estimation Benchmark for Semantic Operators

Andreas Zimmerer, Claudius Kühn, Yang Li, Mihail Stoian, Renata Borovica-Gajic, Andreas Kipf

QDB

15th International Workshop on Quality in Databases

Scalable Goal-Oriented Source Selection

Ambarish Singh, Romila Pradhan

Automatic Consistency Assessment through Partial Functional Dependency Mining

Marcian Seeger, Thorsten Papenbrock, Felix Naumann, Lisa Ehrlinger

Improving Data Preparation for CSV Files with LLMs

Alexander van Renen, Moritz Rengert, Macallyster Edmondson, Andreas Kipf

Agents+Graphs

3rd International Workshop on Data Management Opportunities in Bringing Agents with Graph Data

How Much Structure Should Agentic Graph Memory Build for Text Retrieval?

Satyananda Kashyap, Niharika D’Souza, Nandana Mihindukulasooriya, Horst Samulowitz

BioDMS

Workshop on Biomedical Data Management Systems

Mediverse: Multimodal Clinical Exploration and Search on a Single Graph

Andra Ionescu, Paris Carbone, Sebastiaan Meijer, Jayanth Raghothama

From Guardrails to Compilers: A Constraint-First Runtime Substrate for Clinical AI Agents

Kaiping Zheng, Horng-Ruey Chua, Si Wei Kheok, Kee Yuan Ngiam, Marcus Chun Jin Tan, Robert John Walsh

The Genomic Variant Store: Decoupling Cloud-Native Storage from Analysis to Power Population-Scale Genomic Services

M. Morgan Aster, M. Kate Balaconis, Matt Bemis, Miguel Covarrubias, Aaron Hatcher, Christopher Kachulis, Sofia Labrecque, Saloni P. Shah, Lee Lichtenstein

Right for the Wrong Reasons: A Benchmark for Hallucination and Clinical Safety in AI Health Triage

Sreeram Marimuthu, Roee Shraga, Xiaozhong Liu, Patricia L. Mabry

MedSQLX: Translation of Medical Queries into UDF-Centric SQL

Catlynh Nguyen, Irbaz Bin Riaz, Chitta Baral, Jia Zou

Similarity-Based Load-Balancing for Distributed Genomic Indices

Woodward Galbraith, Ilgar Mammadov, Shreyaan Pathak, Benjamin M. Gyori, Prashant Pandey

An Analysis Graph for Statistical Genetics Agents

Stephen Dorn, Jason Mohoney, Tim Kraska, Sam Madden, Noah Zaitlen, Margaux Hujoel

Data Gatherer Revisited: Scalable Dataset Reference Extraction from Biomedical Literature

Pietro Marini, Mike A. Nalls, Mette Peters, Nicole Contaxis, Aécio Santos, Juliana Freire

CDMS

DASHSys

Workshop on Systems for Data-centric Agents with Human-in-the-loop

GitLake: Git-for-Data for the Agentic Lakehouse

Weiming Sheng, Jinlang Wang, Manuel Barros, Aldrin Montana, Jacopo Tagliabue, Luca Bigon

Be Fair! Can Machine Learning Engineering Agents Adhere to Fairness Constraints?

Anna Richter, Julia Stoyanovich, Sebastian Schelter

AgentTrails: Towards Trust and Reuse for Agentic Tasks

Eden Wu, Sonia Castelo, Yurong Liu, Cláudio T. Silva, Juliana Freire

ASMR: Agentic Schema Generation for Ship Maintenance Report Writing

Sohrab Namazi Nia, Amogh Dalal, Ning Sa, Peter Ly, Marti Zentmaier, Tomek Strzalkowski, Jay Miller, Rishi Singh, Senjuti Basu Roy

Querying with Conflicts of Interest

Nischal Aryal, Arash Termehchy, Marianne Winslett

GUIDE: Governed Unified Intelligence for Document-to-Artifact Generation in Enterprise Settings

Shivali Dalmia, Sumukha Thoppanahalli, Mohammadreza Sediqin, Abhishek Mukherji

Toward Resource Rational Dataset Search Interfaces

Danni Liu, Siyuan Xia, Raul Castro Fernandez, Alex Kale

SANA: What Matters for QA Agents over Massive Data Lakes?

Austin Senna Wijaya, Jiaxiang Liu, Haonan Wang, Eugene Wu

ADS/DATAI

1st International Workshop on Agentic Data Systems (ADS) and the 3rd International Workshop on Data-Centric AI (DATAI)

ExpeSQL: An Efficient, Experience-Guided Decompositional Search Framework for Text-to-SQL

Zerui Yang, Siyu Yan, Boyan Li, Yanwei Xu, Linqi Song, Yudai Matsuda, Wei Han, Bo Bai

TSAutoBox: A Localized Multi-Agent System for Industrial Time-Series Task Automation

Xinyu Xi, Yihao Ang, Yifan Bao, Ye Xu, Ruiyao Ma, Anthony K. H. Tung

“Skill Issues”: Data-Centric Optimization of Lakehouse Agents

Nicole Rose Schneider, Davide Ghilardi, Giacomo Piccinini, Jacopo Tagliabue

Demonstrating chart-plot: Closing the Last Mile of Academic Chart Generation

Yinghao Tang, Yupeng Xie, Yingchaojie Feng, Jiale Lao, Tingfeng Lan, Wei Chen

ContextPipe: Database-Inspired Context Assembly for Long-Horizon Agents

Peng Xu, Zuyu Zhang, Yuze Sun, Feng Tian, Long Wang, Chen Zhang

DeepEye: A Workflow-Centric Agentic Data System for Steerable Data Analytics

Boyan Li, Yiran Peng, Yupeng Xie, Sirong Lu, Yizhang Zhu, Xing Mu, Xinyu Liu

AgenticData: An Agentic Data System on Heterogeneous Data

Peiyao Zhou, Ji Sun, Yaoqiang Xu, Chen Qian

QCDKM

Quantum Computing and Data/Knowledge Management

What Quantum Encoding to Use for your Knowledge Graph?

Christos Polimatidis, Haridimos Kondylakis, Yannis Tzitzikas

Improving Join Order Optimization on Gate-Based Quantum Computers via Structured Parameter Initialization

Divya Shekar, Ruokun Wu, Dhanvi Bharadwaj, Gokul Subramanian Ravi, Lin Ma

Evaluating a Quantum Solution: How hard can it be?

Daniel Aarao Reis Arturi, Emilie Fahber, Stefanie Scherzinger, Bettina Kemme

Quantum-Ready Approximate Data Management using Tensor-Network Physical Pages

Muzhi Chen, Hanwen Liu, Xuanhe Zhou, Hongming Xu, Zhenghao Li, Wei Zhou, Fan Wu

TaDA

4th International Workshop on Tabular Data Analysis

Predictive Query Language: A Domain-Specific Language for Predictive Modeling on Relational Databases

Vid Kocijan, Jinu Sunil, Jan Eric Lenssen, Viman Deb, Xinwei He, Federico Reyes Gomez, Matthias Fey, Jure Leskovec

TabClean: Scalable Tabular Data Cleaning via Reusable LLM-Synthesized Programs

Yibo Wang, Riteng Zhang, Bharat Bhargava, Chunwei Liu

LDI: Localized Data Imputation for Text-Rich Tables

Soroush Omidvartehrani, Davood Rafiei

Predicting Table Joinability in Data Lakes using a Metadata Knowledge Graph

Sola Shirai, Oktie Hassanzadeh, Debarun Bhattacharjya, Gaetano Rossiello

TEmBed-T: A Multi-Dimensional Benchmark for Table-Level Embeddings

Ayeen Poostforoushan, Liane Vogel, Carsten Binnig

Can a single tabular embedding model service different tasks?

Niharika S. D’Souza, Liane Vogel, Kavitha Srinivas, Sola Shirai, Oktie Hassanzadeh, Horst Samulowitz

Incorporating Deep Learning Design in Database Queries

Yuval Lev Lubarsky, Dean Light, Boaz Berger, Shunit Agmon, Benny Kimelfeld

PaperUnPlot: Benchmarking Chart-to-Table in the Wild

Daniele Bertillo, Giorgio Melchiorri, Paolo Merialdo

Towards Budget-Aware Dense Retrieval for Tables: Trade-offs, Alternatives and Future Directions

Inwon Kang, Kavitha Srinivas, Sola Shirai, Nandana Mihindukulasooriya, Niharika D'Souza, Horst Samulowitz, Oshani Seneviratne

PFN-Syn: Generating Synthetic Tabular Data with Prior-Data Fitted Networks

Michael Zuo, Inwon Kang, Oshani Seneviratne, Stacy Patterson

SCCP

PhD