[jira] [Created] (SPARK-2036) CaseConversionExpression should check if the evaluated value is null.

[Takuya Ueshin (JIRA)]

Takuya Ueshin created SPARK-2036:
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             Summary: CaseConversionExpression should check if the evaluated 
value is null.
                 Key: SPARK-2036
                 URL: https://issues.apache.org/jira/browse/SPARK-2036
             Project: Spark
          Issue Type: Bug
          Components: SQL
            Reporter: Takuya Ueshin


{{CaseConversionExpression}} should check if the evaluated value is {{null}}.



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