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From "Sean Owen (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (SPARK-8828) Revert the change of SPARK-5680
Date Mon, 06 Jul 2015 08:13:04 GMT

     [ https://issues.apache.org/jira/browse/SPARK-8828?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Sean Owen updated SPARK-8828:
-----------------------------
    Component/s: SQL

> Revert the change of SPARK-5680
> -------------------------------
>
>                 Key: SPARK-8828
>                 URL: https://issues.apache.org/jira/browse/SPARK-8828
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 1.3.1, 1.4.0
>            Reporter: Yin Huai
>            Priority: Critical
>
> SPARK-5680 introduced a bug to sum function. After this change, when all input values
are nulls, it returns 0.0 instead of null, which is wrong.



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