HPI Data Engineering Systems

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1. TCO2 TCO2 Public

   A tool for quantifying the total CO2 cost of ownership of database servers.

   Jupyter Notebook 1

2. cxlbench cxlbench Public

   Code for papers @ VLDB 2025, ADMS 2025, and HCDS 2025.

   4 2

3. alsatian alsatian Public

   Code for "Alsatian: Optimizing Model Search for Deep Transfer Learning" @ SIGMOD 2025

   Python 3 1

4. skyrise skyrise Public

   Skyrise is a research project exploring data processing on elastic cloud resources.

   C++ 19 5

5. inferdb inferdb Public

   Code for "InferDB: In-Database Machine Learning Inference Using Indexes"

   Python 6 1

6. multi-gpu-sort-merge-join multi-gpu-sort-merge-join Public

   Source code for "Efficiently Joining Large Relations on Multi-GPU Systems" @ VLDB 2025

   Cuda 2