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From "Apache Spark (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (SPARK-9147) UnsafeRow should canonicalize NaN values
Date Sun, 19 Jul 2015 03:33:04 GMT

     [ https://issues.apache.org/jira/browse/SPARK-9147?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Apache Spark reassigned SPARK-9147:
-----------------------------------

    Assignee:     (was: Apache Spark)

> UnsafeRow should canonicalize NaN values
> ----------------------------------------
>
>                 Key: SPARK-9147
>                 URL: https://issues.apache.org/jira/browse/SPARK-9147
>             Project: Spark
>          Issue Type: Sub-task
>          Components: SQL
>            Reporter: Reynold Xin
>
> NaN has many different representations in raw bytes.
> When we set a double/float value, we should check whether it is NaN, and a binary representation
that is canonicalized, so we can do comparison on bytes directly.



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