Dandandan commented on PR #20004: URL: https://github.com/apache/datafusion/pull/20004#issuecomment-3799664277
> Thanks @Dandandan -- this looks good to me > > It also makes me wonder if there is more performance to be had in our statistics management -- for example, I notice that there are multiple call sites that convert the max values (when the table is first created and then during query to try pruning) > > https://github.com/search?q=repo%3Aapache%2Fdatafusion%20row_group_maxes&type=code I think there is also a lot of overhead in creating `Array` accumulators, etc. (columnar datastructures) for essentially only a bunch of values... -- 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]
