From https://arrow.apache.org/faq/ https://arrow.apache.org/faq/: "Parquet files cannot be directly operated on but must be decoded in large chunks... Arrow is

From https://arrow.apache.org/faq/ https://arrow.apache.org/faq/: "Parquet files cannot be directly operated on but must be decoded in large chunks... Arrow is an in-memory format meant for direct and efficient use for computational purposes. Arrow data is... laid out in natural format for the CPU, so that data can be accessed at arbitrary places at full speed."