[jira] [Created] (SPARK-1926) Nullability of Max/Min/First should be true.

[Takuya Ueshin (JIRA)]

Takuya Ueshin created SPARK-1926:
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             Summary: Nullability of Max/Min/First should be true.
                 Key: SPARK-1926
                 URL: https://issues.apache.org/jira/browse/SPARK-1926
             Project: Spark
          Issue Type: Bug
          Components: SQL
            Reporter: Takuya Ueshin


Nullability of {{Max}}/{{Min}}/{{First}} should be {{true}} because they return 
{{null}} if there are no rows.



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