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Posted to jira@arrow.apache.org by "Antoine Pitrou (Jira)" <ji...@apache.org> on 2020/09/28 17:28:00 UTC
[jira] [Updated] (ARROW-1565) [C++] Implement TopK/BottomK
streaming execution nodes
[ https://issues.apache.org/jira/browse/ARROW-1565?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Antoine Pitrou updated ARROW-1565:
----------------------------------
Fix Version/s: (was: 2.0.0)
3.0.0
> [C++] Implement TopK/BottomK streaming execution nodes
> ------------------------------------------------------
>
> Key: ARROW-1565
> URL: https://issues.apache.org/jira/browse/ARROW-1565
> Project: Apache Arrow
> Issue Type: New Feature
> Components: C++
> Reporter: Wes McKinney
> Priority: Major
> Labels: Analytics, query-engine
> Fix For: 3.0.0
>
>
> Heap-based topk can compute these indices in O(n log k) time
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