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https://issues.apache.org/jira/browse/SPARK-16175?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Apache Spark reassigned SPARK-16175:
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    Assignee:     (was: Apache Spark)

> Handle None for all Python UDT
> ------------------------------
>
>                 Key: SPARK-16175
>                 URL: https://issues.apache.org/jira/browse/SPARK-16175
>             Project: Spark
>          Issue Type: Improvement
>          Components: PySpark, SQL
>    Affects Versions: 1.6.1, 2.0.0
>            Reporter: Davies Liu
>         Attachments: nullvector.dbc
>
>
> For Scala UDT, we will not call serialize()/deserialize() for all null, we 
> should also do that in Python. 



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