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From "jin xing (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (SPARK-21445) NotSerializableException thrown by UTF8String.IntWrapper
Date Tue, 25 Jul 2017 11:51:00 GMT

    [ https://issues.apache.org/jira/browse/SPARK-21445?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16099916#comment-16099916
] 

jin xing commented on SPARK-21445:
----------------------------------

I'm not sure how to reproduce, I will try.

> NotSerializableException thrown by UTF8String.IntWrapper
> --------------------------------------------------------
>
>                 Key: SPARK-21445
>                 URL: https://issues.apache.org/jira/browse/SPARK-21445
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 2.2.0
>            Reporter: Burak Yavuz
>            Assignee: Burak Yavuz
>             Fix For: 2.2.1, 2.3.0
>
>
> {code}
> Caused by: java.io.NotSerializableException: org.apache.spark.unsafe.types.UTF8String$IntWrapper
> Serialization stack:
>     - object not serializable (class: org.apache.spark.unsafe.types.UTF8String$IntWrapper,
value: org.apache.spark.unsafe.types.UTF8String$IntWrapper@326450e)
>     - field (class: org.apache.spark.sql.catalyst.expressions.Cast$$anonfun$castToInt$1,
name: result$2, type: class org.apache.spark.unsafe.types.UTF8String$IntWrapper)
>     - object (class org.apache.spark.sql.catalyst.expressions.Cast$$anonfun$castToInt$1,
<function1>)
> {code}
> Not exactly sure in which specific case this exception is thrown, because I couldn't
come up with a simple reproducer yet, but will include a test in the PR



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