Episode
#562: DuckLake: The Lakehouse That's Just SQL and Parquet
Talk Python To Me · Sep 10, 2026 · 1 h 11 min
How many files does your query read before it reads any data? On some data lakes, you go through JSON and metadata files first, just to learn which Parquet files matter. DuckLake asks one SQL question instead. The metadata lives in a real database. The data stays in plain Parquet. That's the entire format. Pedro Holanda joined DuckDB in 2018, when it was still a research prototype at CWI. He's…