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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-19661) switch Hive UDFs to use Re2J regex engine
Date Tue, 29 May 2018 22:18:00 GMT

    [ https://issues.apache.org/jira/browse/HIVE-19661?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16494371#comment-16494371
] 

ASF GitHub Bot commented on HIVE-19661:
---------------------------------------

Github user rajkrrsingh closed the pull request at:

    https://github.com/apache/hive/pull/358


> switch Hive UDFs to use Re2J regex engine
> -----------------------------------------
>
>                 Key: HIVE-19661
>                 URL: https://issues.apache.org/jira/browse/HIVE-19661
>             Project: Hive
>          Issue Type: Bug
>    Affects Versions: 3.0.0
>            Reporter: Rajkumar Singh
>            Assignee: Rajkumar Singh
>            Priority: Major
>              Labels: pull-request-available
>         Attachments: HIVE-19661.patch
>
>
> Java regex engine can be very slow in some cases e.g. https://bugs.java.com/bugdatabase/view_bug.do?bug_id=JDK-8203458



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