OmniSports: encouraging physical activities in everyday life. - Pascal Lessel; Frederic Kerber; Dominic Gottwalles; Immanuel Haffner; Matthias Hennemann; Nico Herbig 001; Tobias Kiefer; André Zenner (CHI Extended Abstracts, 2014)

Sierra: a SIMD extension for C++. - Roland Leißa; Immanuel Haffner; Sebastian Hack (WPMVP@PPoPP, 2014)

An analysis and comparison of database cracking kernels. - Immanuel Haffner; Felix Martin Schuhknecht; Jens Dittrich (DaMoN, 2018)

Fast Compilation and Execution of SQL Queries with WebAssembly. - Immanuel Haffner; Jens Dittrich (CoRR, 2021)

mutable: A Modern DBMS for Research and Fast Prototyping. - Immanuel Haffner; Jens Dittrich (CIDR, 2023)

A simplified Architecture for Fast, Adaptive Compilation and Execution of SQL Queries. - Immanuel Haffner; Jens Dittrich (EDBT, 2023)

Efficiently Computing Join Orders with Heuristic Search. - Immanuel Haffner; Jens Dittrich (Proc. ACM Manag. Data, 2023)

Optimizing correlated aggregate subqueries in Firebolt. - Andrés Senac; Alexander Alexandrov 001; Immanuel Haffner; Zhen Li; Benjamin Wagner (BTW, 2025)