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https://issues.apache.org/jira/browse/SPARK-2196?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Takuya Ueshin updated SPARK-2196:
---------------------------------
Description: {{CaseWhen}} should use {{branches.length}} to check if
{{elseValue}} is provided or not. (was: {{CaseWhen}} should use
{{branches.length}} to check if `elseValue` is provided or not.)
> Fix nullability of CaseWhen.
> ----------------------------
>
> Key: SPARK-2196
> URL: https://issues.apache.org/jira/browse/SPARK-2196
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Reporter: Takuya Ueshin
>
> {{CaseWhen}} should use {{branches.length}} to check if {{elseValue}} is
> provided or not.
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