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https://issues.apache.org/jira/browse/ARROW-1565?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Antoine Pitrou updated ARROW-1565:
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Fix Version/s: (was: 4.0.0)
5.0.0
> [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: 5.0.0
>
>
> Heap-based topk can compute these indices in O(n log k) time
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