This article explains how to convert CSVs to Parquet with Pandas, PySpark, and Koalas: https://mungingdata.com/python/writing-parquet-pandas-pyspark-koalas/ htt

This article explains how to convert CSVs to Parquet with Pandas, PySpark, and Koalas: https://mungingdata.com/python/writing-parquet-pandas-pyspark-koalas/ https://mungingdata.com/python/writing-parquet-pandas-pyspar... This article explains how to convert CSVs to Parquet with Go and Scala: https://mungingdata.com/go/csv-to-parquet/ https://mungingdata.com/go/csv-to-parquet/ If you're converting hundreds/thousands of files, Spark/PySpark is probably the best tool for the job. For fewer files, Python or Go is just fine.