[jira] [Assigned] (SPARK-28439) pyspark.sql.functions.array_repeat should support Column as count argument

["Dongjoon Hyun (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-28439?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dongjoon Hyun reassigned SPARK-28439:
-------------------------------------

    Assignee: Maciej Szymkiewicz

> pyspark.sql.functions.array_repeat should support Column as count argument
> --------------------------------------------------------------------------
>
>                 Key: SPARK-28439
>                 URL: https://issues.apache.org/jira/browse/SPARK-28439
>             Project: Spark
>          Issue Type: Bug
>          Components: PySpark, SQL
>    Affects Versions: 2.4.0, 3.0.0
>            Reporter: Maciej Szymkiewicz
>            Assignee: Maciej Szymkiewicz
>            Priority: Minor
>
> In Scala, Spark supports (https://github.com/apache/spark/blob/c3e32bf06c35ba2580d46150923abfa795b4446a/sql/core/src/main/scala/org/apache/spark/sql/functions.scala#L3777)
>  
> {code:java}
> (Column, Column) => Column
> {code}
> variant of array_repeat, however PySpark doesn't
> {code:java}
> >>> import pyspark                                               
> >>> from pyspark.sql import functions as f
> >>> pyspark.__version__
> '3.0.0.dev0'
>  
> >>> f.array_repeat(f.col("foo"), f.col("bar"))
> ...
> TypeError: Column is not iterable
> {code}
>  
>  



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