tustvold commented on pull request #1248: URL: https://github.com/apache/arrow-rs/pull/1248#issuecomment-1030909117
> the specialization of the mutableArrayData that offers the performance Yeah, setting `FILTER_SLICES_SELECTIVITY_THRESHOLD` to `0`, i.e. forcing slice iteration, shows a roughly 2-3x performance improvement on low selectivity filters solely from moving away from `MutableArrayData`. This isn't all that surprising considering each range is 2 dynamic dispatches :sweat_smile: The remaining 5x comes from the iteration strategy. -- 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]
