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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2018/07/23 17:34:00 UTC

[jira] [Commented] (SPARK-24890) Short circuiting the `if` condition when `trueValue` and `falseValue` are the same

    [ https://issues.apache.org/jira/browse/SPARK-24890?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16553151#comment-16553151 ] 

Apache Spark commented on SPARK-24890:
--------------------------------------

User 'dbtsai' has created a pull request for this issue:
https://github.com/apache/spark/pull/21848

> Short circuiting the `if` condition when `trueValue` and `falseValue` are the same
> ----------------------------------------------------------------------------------
>
>                 Key: SPARK-24890
>                 URL: https://issues.apache.org/jira/browse/SPARK-24890
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 2.3.0
>            Reporter: DB Tsai
>            Priority: Major
>
> When `trueValue` and `falseValue` are semantic equivalence, the condition expression in `if` can be removed to avoid extra computation in runtime.



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