Nested Parquet Is Flat, Why Not Use It? How To Scan Nested Data With On-the-Fly Key Generation and Joins

Authors

• 1. Alice Rey (Technical University of Munich)
• 2. Maximilian Rieger (Technical University of Munich)
• 3. Thomas Neumann (Technical University of Munich)

@inproceedings{rey_sigmod25,
        title = {{Nested Parquet Is Flat, Why Not Use It? How To Scan Nested Data With On-the-Fly Key Generation and Joins}},
        author = {Rey, Alice and Rieger, Maximilian and Neumann, Thomas},
        series = {{SIGMOD} '25},
        booktitle = {Proceedings of the {ACM} {SIGMOD} International Conference on Management of Data},
        publisher = {Association for Computing Machinery},
        doi = {10.1145/3725329},
        url = {https://dl.acm.org/doi/10.1145/3725329},
        year = {2025}
}

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