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From "Apache Spark (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (SPARK-22825) Incorrect results of Casting Array to String
Date Tue, 19 Dec 2017 16:59:00 GMT

     [ https://issues.apache.org/jira/browse/SPARK-22825?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Apache Spark reassigned SPARK-22825:
------------------------------------

    Assignee:     (was: Apache Spark)

> Incorrect results of Casting Array to String
> --------------------------------------------
>
>                 Key: SPARK-22825
>                 URL: https://issues.apache.org/jira/browse/SPARK-22825
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 2.2.1
>            Reporter: Xiao Li
>
> {code}
> val df = spark.range(10).select('id.cast("integer")).agg(collect_list('id).as('ids))
      df.write.saveAsTable("t")
> sql("SELECT cast(ids as String) FROM t").show(false)
> {code}
> The output is like
> {code}
> +------------------------------------------------------------------+
> |ids                                                               |
> +------------------------------------------------------------------+
> |org.apache.spark.sql.catalyst.expressions.UnsafeArrayData@8bc285df|
> +------------------------------------------------------------------+
> {code}



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