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Posted to issues@spark.apache.org by "Felix Cheung (JIRA)" <ji...@apache.org> on 2017/02/15 18:59:41 UTC

[jira] [Resolved] (SPARK-19399) R Coalesce on DataFrame and coalesce on column

     [ https://issues.apache.org/jira/browse/SPARK-19399?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Felix Cheung resolved SPARK-19399.
----------------------------------
          Resolution: Fixed
            Assignee: Felix Cheung
       Fix Version/s: 2.2.0
                      2.1.1
    Target Version/s: 2.1.1, 2.2.0

> R Coalesce on DataFrame and coalesce on column
> ----------------------------------------------
>
>                 Key: SPARK-19399
>                 URL: https://issues.apache.org/jira/browse/SPARK-19399
>             Project: Spark
>          Issue Type: Bug
>          Components: SparkR
>    Affects Versions: 2.1.0
>            Reporter: Felix Cheung
>            Assignee: Felix Cheung
>             Fix For: 2.1.1, 2.2.0
>
>
> coalesce on DataFrame is different from repartition, where shuffling is avoided. We should have that in SparkR.
> coalesce on Column is convenient to have in expression.



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