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https://issues.apache.org/jira/browse/SPARK-13056?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Imran Rashid resolved SPARK-13056.
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Resolution: Fixed
Fix Version/s: 2.0.0
1.6.1
[~marmbrus] [~adrian-wang] Looks like the jira wasn't updated when this was
merged, I'm doing it manually now -- please update if I've made a mistake.
Issue Resolved by pull request 10964
https://github.com/apache/spark/pull/10964
> Map column would throw NPE if value is null
> -------------------------------------------
>
> Key: SPARK-13056
> URL: https://issues.apache.org/jira/browse/SPARK-13056
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Reporter: Adrian Wang
> Fix For: 1.6.1, 2.0.0
>
>
> Create a map like
> { "a": "somestring",
> "b": null}
> Query like
> SELECT col["b"] FROM t1;
> NPE would be thrown.
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