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From "Zheng Shao (JIRA)" <j...@apache.org>
Subject [jira] Resolved: (HIVE-236) RLIKE/REGEXP should allow matching partial strings
Date Tue, 06 Oct 2009 07:10:31 GMT

     [ https://issues.apache.org/jira/browse/HIVE-236?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Zheng Shao resolved HIVE-236.
-----------------------------

       Resolution: Fixed
    Fix Version/s: 0.5.0
     Release Note: HIVE-236. RLIKE/REGEXP allowing matching of partial strings. (Paul Yang
via zshao)
     Hadoop Flags: [Reviewed]

Committed. Thanks Paul!

> RLIKE/REGEXP should allow matching partial strings
> --------------------------------------------------
>
>                 Key: HIVE-236
>                 URL: https://issues.apache.org/jira/browse/HIVE-236
>             Project: Hadoop Hive
>          Issue Type: Bug
>          Components: Query Processor
>            Reporter: Zheng Shao
>            Assignee: Paul Yang
>             Fix For: 0.5.0
>
>         Attachments: HIVE-236.1.patch, HIVE-236.2.patch, HIVE-236.3.patch
>
>
> The current behavior is that the regexp needs to match the whole string.
> But from mysql: ( http://dev.mysql.com/doc/refman/5.0/en/regexp.html#operator_regexp
)
> mysql> SELECT 'fofo' REGEXP '^fo';                      -> 1
> We need to make it work the same way as MySQL.

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