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Posted to jira@arrow.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2021/03/31 19:59:00 UTC

[jira] [Updated] (ARROW-12170) [Rust][DataFusion] Introduce repartition optimization

     [ https://issues.apache.org/jira/browse/ARROW-12170?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

ASF GitHub Bot updated ARROW-12170:
-----------------------------------
    Labels: pull-request-available  (was: )

> [Rust][DataFusion] Introduce repartition optimization
> -----------------------------------------------------
>
>                 Key: ARROW-12170
>                 URL: https://issues.apache.org/jira/browse/ARROW-12170
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: Rust - DataFusion
>            Reporter: Daniël Heres
>            Assignee: Daniël Heres
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> To achieve a higher amount of parallelism, automatic repartition can help.
> Especially on a single node, a round robin  repartitioning step is almost free while it can improve the amount of parallelism .



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