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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2015/11/03 23:56:27 UTC

[jira] [Commented] (SPARK-11490) variance should alias var_samp instead of var_pop

    [ https://issues.apache.org/jira/browse/SPARK-11490?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14988362#comment-14988362 ] 

Apache Spark commented on SPARK-11490:
--------------------------------------

User 'rxin' has created a pull request for this issue:
https://github.com/apache/spark/pull/9449

> variance should alias var_samp instead of var_pop
> -------------------------------------------------
>
>                 Key: SPARK-11490
>                 URL: https://issues.apache.org/jira/browse/SPARK-11490
>             Project: Spark
>          Issue Type: Sub-task
>          Components: SQL
>            Reporter: Reynold Xin
>            Assignee: Reynold Xin
>
> stddev is an alias for stddev_samp. variance should be consistent.



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