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Posted to issues@spark.apache.org by "Maciej Bryński (JIRA)" <ji...@apache.org> on 2015/12/13 22:57:46 UTC
[jira] [Commented] (SPARK-11410) Add a DataFrame API that provides
functionality similar to HiveQL's DISTRIBUTE BY
[ https://issues.apache.org/jira/browse/SPARK-11410?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15055182#comment-15055182 ]
Maciej Bryński commented on SPARK-11410:
----------------------------------------
Is it possible for Spark to use information about partitioning to optimize queries ?
> Add a DataFrame API that provides functionality similar to HiveQL's DISTRIBUTE BY
> ---------------------------------------------------------------------------------
>
> Key: SPARK-11410
> URL: https://issues.apache.org/jira/browse/SPARK-11410
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 1.5.1
> Reporter: Nong Li
> Assignee: Nong Li
> Fix For: 1.6.0
>
>
> DISTRIBUTE BY allows the user to control the partitioning and ordering of a data set which can be very useful for some applications.
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