[jira] [Commented] (SPARK-4648) Use available Coalesce function in HiveQL instead of using HiveUDF. And support Coalesce in Spark SQL.

["Apache Spark (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/SPARK-4648?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14228312#comment-14228312 ] 

Apache Spark commented on SPARK-4648:
-------------------------------------

User 'ravipesala' has created a pull request for this issue:
https://github.com/apache/spark/pull/3510

> Use available Coalesce function in HiveQL instead of using HiveUDF. And support Coalesce in Spark SQL.
> ------------------------------------------------------------------------------------------------------
>
>                 Key: SPARK-4648
>                 URL: https://issues.apache.org/jira/browse/SPARK-4648
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 1.1.0
>            Reporter: Ravindra Pesala
>
> Currently HiveQL uses Hive UDF function for Coalesce. Usually using hive udfs are memory intensive. Since Coalesce function is already available in Spark , we can make use of it. 
> And also support Coalesce function in Spar SQL



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