pdet commented on issue #38837: URL: https://github.com/apache/arrow/issues/38837#issuecomment-2095548445
Exactly, In general, systems don't provide exact distinct statistics because these are rather expensive to calculate. Hence, they do some approximate strategies. In DuckDB's case, it is a HyperLogLog implementation -- 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]
