Tim Gubner

Building future database engines for increasingly heterogeneous modern hardware with increasing performance diversity

news

Aug 13, 2026	Leaving Huawei, after 4 years …
May 27, 2026	Paper “Hermes at Scale” accepted at VLDB
Jan 06, 2026	Happy to review for this year’s VLDB Industry track
Jan 05, 2026	New year, new website.

latest posts

Jan 23, 2025	Automatically formatting table cells, with Latex

selected publications

VLDB

Excalibur: A Virtual Machine for Adaptive Fine-grained JIT-Compiled Query Execution based on VOILA

Tim Gubner and Peter Boncz

PVLDB, 2022

DOI Bib PDF Slides

@article{gubner2022excalibur,
  title = {{Excalibur: A Virtual Machine for Adaptive Fine-grained JIT-Compiled Query Execution based on VOILA}},
  author = {Gubner, Tim and Boncz, Peter},
  journal = {PVLDB},
  volume = {16},
  number = {4},
  pages = {829--841},
  year = {2022},
  doi = {10.14778/3574245.3574266},
}

VLDB

Charting the Design Space of Query Execution using VOILA

Tim Gubner and Peter Boncz

PVLDB, 2021

DOI Bib PDF Slides

@article{gubner2021charting,
  title = {{Charting the Design Space of Query Execution using VOILA}},
  author = {Gubner, Tim and Boncz, Peter},
  journal = {PVLDB},
  volume = {14},
  number = {6},
  pages = {1067--1079},
  year = {2021},
  doi = {10.14778/3447689.3447709},
}

SIGMOD Record

Optimistically Compressed Hash Tables & Strings in the USSR

Tim Gubner, Viktor Leis, and Peter Boncz

SIGMOD Record, 2021

DOI Bib PDF

@article{gubner2021optimistically,
  title = {{Optimistically Compressed Hash Tables \& Strings in the USSR}},
  author = {Gubner, Tim and Leis, Viktor and Boncz, Peter},
  journal = {SIGMOD Record},
  volume = {50},
  number = {1},
  pages = {60--67},
  year = {2021},
  doi = {10.1145/3471485.3471500},
}