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https://issues.apache.org/jira/browse/SPARK-2395?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Reynold Xin resolved SPARK-2395.
--------------------------------

       Resolution: Fixed
    Fix Version/s: 1.1.0

> Optimize common like expressions
> --------------------------------
>
>                 Key: SPARK-2395
>                 URL: https://issues.apache.org/jira/browse/SPARK-2395
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>            Reporter: Michael Armbrust
>            Assignee: Michael Armbrust
>             Fix For: 1.1.0
>
>
> LIKE queries that are really just a contains, startsWith or endsWith would be 
> much faster if we avoided regular expressions.



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