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Posted to issues@spark.apache.org by "Yin Huai (JIRA)" <ji...@apache.org> on 2015/11/29 23:14:10 UTC

[jira] [Resolved] (SPARK-12024) Improved multi-column counting

     [ https://issues.apache.org/jira/browse/SPARK-12024?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yin Huai resolved SPARK-12024.
------------------------------
       Resolution: Fixed
    Fix Version/s: 1.6.0

Issue resolved by pull request 10015
[https://github.com/apache/spark/pull/10015]

> Improved multi-column counting
> ------------------------------
>
>                 Key: SPARK-12024
>                 URL: https://issues.apache.org/jira/browse/SPARK-12024
>             Project: Spark
>          Issue Type: Sub-task
>          Components: SQL
>            Reporter: Herman van Hovell
>            Priority: Minor
>             Fix For: 1.6.0
>
>
> The current multi-column count implementation wraps the columns in a structs and checks if there are any nulls. This creates quite a bit of overhead.



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