avantgardnerio commented on PR #23026: URL: https://github.com/apache/datafusion/pull/23026#issuecomment-4770739741
> In terms of evaluating window functions with more memory efficiency, there is this paper which is the new hotness that describes segment trees > > * https://www.vldb.org/pvldb/vol8/p1058-leis.pdf I must admit our true motivation is Ballista, and halo rows make it easy to distribute. The optimal solution would probably be segment trees within node and hallow rows between nodes. -- 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]
