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Posted to jira@arrow.apache.org by "David Li (Jira)" <ji...@apache.org> on 2021/09/10 14:43:00 UTC

[jira] [Resolved] (ARROW-1565) [C++][Compute] Implement TopK/BottomK

     [ https://issues.apache.org/jira/browse/ARROW-1565?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

David Li resolved ARROW-1565.
-----------------------------
    Resolution: Fixed

Issue resolved by pull request 11019
[https://github.com/apache/arrow/pull/11019]

> [C++][Compute] Implement TopK/BottomK
> -------------------------------------
>
>                 Key: ARROW-1565
>                 URL: https://issues.apache.org/jira/browse/ARROW-1565
>             Project: Apache Arrow
>          Issue Type: New Feature
>          Components: C++
>            Reporter: Wes McKinney
>            Assignee: Alexander
>            Priority: Major
>              Labels: Analytics, pull-request-available, query-engine
>             Fix For: 6.0.0
>
>          Time Spent: 13h 10m
>  Remaining Estimate: 0h
>
> Heap-based topk can compute these indices in O(n log k) time



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