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From "Apache Spark (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (SPARK-24636) Type Coercion of Arrays for array_join Function
Date Sat, 23 Jun 2018 10:21:00 GMT

     [ https://issues.apache.org/jira/browse/SPARK-24636?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Apache Spark reassigned SPARK-24636:
------------------------------------

    Assignee:     (was: Apache Spark)

> Type Coercion of Arrays for array_join Function
> -----------------------------------------------
>
>                 Key: SPARK-24636
>                 URL: https://issues.apache.org/jira/browse/SPARK-24636
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 2.4.0
>            Reporter: Marek Novotny
>            Priority: Major
>
> The description of SPARK-23916 refers to the implementation of {{array_join}} function
in Presto. This implementation accepts an arbitrary arrays of primitive types.:
> {{presto> SELECT array_join(ARRAY [1, 2, 3], ', ');}}
>  {{_col0}}
>  {{---------}}
>  {{1, 2, 3}}
>  {{(1 row)}}
> The goal of this Jira ticket is to change the current implementation of array_join function
to support other types of arrays.



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