DuckDB async I/O boosts speed: HF dataset reads 2-3x faster
vanstriendaniel · x · 2026-09-02
DuckDB's new async I/O significantly speeds up dataset reading. Filtering FineWeb-Edu samples on an 8-vCPU HF Job dropped from 7.8 min to 3.3 min. Parquet scans are 2-3x faster. Landing in DuckDB 2.0 this fall, available now in nightly builds.
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