JOB-Complex: A Challenging Benchmark for Traditional & Learned Query Optimization

9 Systems Group publications at VLDB'25 in London

How Good Are Learned Cost Models Really? Insights from Query Optimization Tasks

Published in SIGMOD 2025

Najda Geisler and Benjamin Hättasch presented two position papers at workshops of the ACM CHI Conference in Yokohama

GRACEFUL: A Learned Cost Estimator For UDFs

Published in ICDE 2025

Lectures and Courses of the Systems Group

Towards High-performance and Trusted Cloud DBMSs

ELEET: Efficient Learned Query Execution over Text and Tables

How Good Are Learned Cost Models, Really? Insights from Query Optimization Tasks

“Towards Foundation Database Models” won the CIDR 2025 best paper award

SecureSphere: Advancing Security and Robustness in Query Processing over Outsourced Data

GOLAP: A GPU-Accelerated system for high-speed analytics on SSD-resident data

Benchmarking Intel SGXv2, Foundation Database Models

WikiDBs, LOP, ELEET