ariel-miculas commented on PR #22712: URL: https://github.com/apache/datafusion/pull/22712#issuecomment-4604060965
> 1. The current aggregation implementation has become difficult to evolve and review. > 2. The existing state layout leads to higher-than-necessary peak memory usage. I think the [overaccounting issue](https://github.com/apache/datafusion/issues/22526) is also worth mentioning, as it leads to performance degradation in downstream operators due to excessive spilling. -- 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] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
