Row Groups in Apache Parquet

In this video, we'll explore row groups and column chunks in Apache Parquet with the help of DuckDB.
#duckdb #parquet #apacheparquet #dataengineering

[@rionekb]

If I understood it correctly row groups don't bring any additional information. neither change data structure. Row groups just split the data into chunks and can be used for nothing more but some reading optimization. Is it correct?

[@learndatawithmark]

Yep, that's a good summary!

[@nathanield8876]

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