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From "Takeshi Yamamuro (Jira)" <j...@apache.org>
Subject [jira] [Resolved] (SPARK-28746) Add repartitionby hint to support RepartitionByExpression
Date Tue, 29 Oct 2019 23:31:00 GMT

     [ https://issues.apache.org/jira/browse/SPARK-28746?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Takeshi Yamamuro resolved SPARK-28746.
--------------------------------------
    Fix Version/s: 3.0.0
         Assignee: ulysses you
       Resolution: Fixed

Resolved by https://github.com/apache/spark/pull/25464

> Add repartitionby hint to support RepartitionByExpression
> ---------------------------------------------------------
>
>                 Key: SPARK-28746
>                 URL: https://issues.apache.org/jira/browse/SPARK-28746
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 3.0.0
>            Reporter: ulysses you
>            Assignee: ulysses you
>            Priority: Minor
>             Fix For: 3.0.0
>
>
> Now, `RepartitionByExpression` is allowed at Dataset method `Dataset.repartition()`.
But in spark sql,  we do not have an equivalent functionality. 
> In hive, we can use `distribute by`, so it's worth to add a hint to support such function.
> Similar jira https://issues.apache.org/jira/browse/SPARK-24940



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