mapleFU commented on issue #38837: URL: https://github.com/apache/arrow/issues/38837#issuecomment-2077389808
> If the Parquet file metadata includes [Parquet column statistics](https://arrow.apache.org/docs/python/generated/pyarrow.parquet.Statistics.html) such as distinct_count, max, min, and null_count, can the sending module pass those statistics through the C data interface, to allow the receiving module to use the statistics to perform computations more efficiently? This proposal is great. Just a un-related issue, Parquet `DistinctCount` might merely used currently. And now Dataset Scanner might parsing the min-max / null as Expression -- 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]
