yahoNanJing commented on PR #6003: URL: https://github.com/apache/arrow-datafusion/pull/6003#issuecomment-1510595643
> the current aggregate process, when dealing with high-cardinality aggregations, suffers from low efficiency due to the frequent generation of small arrays from slicing. Especially for high-cardinality aggregations, the query performance will be downgraded due to lots of slicing invoking -- 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]
