| Vol-4186 urn:nbn:de:0074-4186-x Copyright © 2026 for the individual papers by the papers' authors. Copyright © 2026 for the volume as a collection by its editors. This volume and its papers are published under the Creative Commons License Attribution 4.0 International (CC BY 4.0).

# DOLAP 2026
Design, Optimization, Languages and Analytical Processing of Big Data 2026

## Proceedings of the 28th International Workshop on Design, Optimization, Languages and Analytical Processing of Big Data (DOLAP 2026)
co-located with the 29th International Conference on Extending Database Technology and the 28th International Conference on Database Theory (EDBT/ICDT 2026)

## Tampere, Finland, March 24, 2026.

Edited by

### Eleni Tzirita Zacharatou *
Alejandro Maté **

* Hasso Plattner Institut, Germany
** University of Alicante, Spain

## Table of Contents

- Preface
  Eleni Tzirita Zacharatou, Alejandro Maté

### Regular papers

- DORM: Dynamic Object-Relational Mapping 1-17
  Alberto Abelló, Enrico Gallinucci
- Selective Use of Yannakakis’ Algorithm for Consistent Performance Gains 18-33
  Daniela Böhm, Georg Gottlob, Matthias Lanzinger, Davide Mario Longo, Cem Okulmus, Reinhard Pichler, Alexander Selzer
- Automated Pattern Extraction in Complex Event Processing Systems 34-48
  Styliani Kyrama, Anastasios Gounaris
- Interpretable Highlights for Experiment Tracking 49-64
  Vassilis Stamatopoulos, Panos Gidarakos, Stavros Maroulis, George Papastefanatos, Panos Vassiliadis
- Multi-Query Optimization for the Novel Analyze Operator 65-79
  Marios Iakovidis, Panos Vassiliadis
- On the Efficacy of Using LLMs for Context Driven Entity Augmentation in Property Graphs 80-92
  Felipe Vasconcelos, Cristina Aguiar, Alexandre Chanson, Mirian Halfeld-Ferrari, Patrick Marcel, Verónika Peralta

### Short papers

- Adaptive Noise Injection in Variational Autoencoders for Enhancing Fairness in Group Recommendations 93-99
  Emaz Uddin Ahmad, Maria Stratigi, Kostas Stefanidis
- End-to-End Deep Entity Resolution without Labelled Instances 100-106
  Franziska Neuhof, Marco Fisichella, George Papadakis
- Computation of fuzzy joins over large collections of JSON data using semantic similarity 107-115
  Alan Petit, Matthew Damigos, Laurent D’Orazio, Eleftherios Kalogeros
- Every Data Lake Has a Past: Analytical Exploration of Wikipedia History as a Temporal Data Lake 116-124
  Mahdi Esmailoghli, Steven Purtzel, Roee Shraga, Renée J. Miller, Matthias Weidlich
- Semantic Caching for OLAP via LLM-Based Query Canonicalization 125-132
  Laurent Bindschaedler
- A Simple and Reliable Benchmark for Data Freshness in HTAP 133-139
  Takaaki Kanetsuki, Toshiyuki Amagasa

2026-03-25: submitted by Eleni Tzirita Zacharatou and Alejandro Maté, metadata incl. bibliographic data published under Creative Commons CC0
2026-03-25: published on CEUR Workshop Proceedings (CEUR-WS.org, ISSN 1613-0073) |valid HTML5|