tustvold commented on PR #8651: URL: https://github.com/apache/arrow-rs/pull/8651#issuecomment-3419780200
Lets say you concatenate 1000 files, each with 10 columns. In order for the output to not be degenerate (have row groups smaller than 1MB) it would mean a parquet file of at least 10GB. Or to phrase it more explicitly, this tool is not meant for concatenating small files into larger files. _As an aside your comment reads a lot like something written by ChatGPT, it's generally courteous to disclose usage_ -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
