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From "Takuya Ueshin (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (SPARK-23736) High-order function: concat(array1, array2, ..., arrayN) → array
Date Fri, 20 Apr 2018 05:58:00 GMT

     [ https://issues.apache.org/jira/browse/SPARK-23736?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Takuya Ueshin reassigned SPARK-23736:
-------------------------------------

    Assignee: Marek Novotny

> High-order function: concat(array1, array2, ..., arrayN) → array
> ----------------------------------------------------------------
>
>                 Key: SPARK-23736
>                 URL: https://issues.apache.org/jira/browse/SPARK-23736
>             Project: Spark
>          Issue Type: Sub-task
>          Components: SQL
>    Affects Versions: 2.4.0
>            Reporter: Marek Novotny
>            Assignee: Marek Novotny
>            Priority: Major
>
> Extend the _concat_ function to also support array columns.
> Example:
> {{concat(array(1, 2, 3), array(10, 20, 30), array(100, 200)) => [1, 2, 3,10, 20,
30,100, 200] }}



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