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https://issues.apache.org/jira/browse/SPARK-21300?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wenchen Fan resolved SPARK-21300.
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Resolution: Fixed
Assignee: Takuya Ueshin
Fix Version/s: 2.3.0
2.2.1
> ExternalMapToCatalyst should null-check map key prior to converting to
> internal value.
> --------------------------------------------------------------------------------------
>
> Key: SPARK-21300
> URL: https://issues.apache.org/jira/browse/SPARK-21300
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.2.0
> Reporter: Takuya Ueshin
> Assignee: Takuya Ueshin
> Priority: Minor
> Fix For: 2.2.1, 2.3.0
>
>
> {{ExternalMapToCatalyst}} should null-check map key prior to converting to
> internal value to throw an appropriate Exception instead of something like
> NPE.
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