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From "Reynold Xin (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (SPARK-12768) Remove CaseKeyWhen expression
Date Tue, 12 Jan 2016 19:13:39 GMT

     [ https://issues.apache.org/jira/browse/SPARK-12768?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Reynold Xin resolved SPARK-12768.
---------------------------------
       Resolution: Fixed
    Fix Version/s: 2.0.0

> Remove CaseKeyWhen expression
> -----------------------------
>
>                 Key: SPARK-12768
>                 URL: https://issues.apache.org/jira/browse/SPARK-12768
>             Project: Spark
>          Issue Type: Sub-task
>          Components: SQL
>            Reporter: Reynold Xin
>            Assignee: Reynold Xin
>             Fix For: 2.0.0
>
>
> CaseKeyWhen was added to improve the performance of "case a when ..." when we did not
have common subexpression elimination. We now have that so we can remove CaseKeyWhen.



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