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Posted to issues@spark.apache.org by "Josh Rosen (JIRA)" <ji...@apache.org> on 2015/07/21 07:39:05 UTC

[jira] [Resolved] (SPARK-9147) UnsafeRow should canonicalize NaN values

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

Josh Rosen resolved SPARK-9147.
-------------------------------
       Resolution: Fixed
    Fix Version/s: 1.5.0

Issue resolved by pull request 7194
[https://github.com/apache/spark/pull/7194]

> 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
>            Assignee: Josh Rosen
>             Fix For: 1.5.0
>
>
> 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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