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https://issues.apache.org/jira/browse/HIVE-519?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12713824#action_12713824
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Zheng Shao edited comment on HIVE-519 at 5/27/09 6:13 PM:
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For debugging, please try
{code:regex}
(?:^| )(("|\[|\])(?:[^("|\[|\])]+|("|\[|\])("|\[|\]))*("|\[|\])|[^ ]*)
{code}
and
your line of log
on
http://www.fileformat.info/tool/regex.htm
was (Author: zshao):
For debugging, please try
(?:^| )(("|\[|\])(?:[^("|\[|\])]+|("|\[|\])("|\[|\]))*("|\[|\])|[^ ]*)
and
your line of log
on
http://www.fileformat.info/tool/regex.htm
> Regex processing gets stuck when querying weblogs
> -------------------------------------------------
>
> Key: HIVE-519
> URL: https://issues.apache.org/jira/browse/HIVE-519
> Project: Hadoop Hive
> Issue Type: Bug
> Components: Serializers/Deserializers
> Affects Versions: 0.4.0
> Reporter: Johan Oskarsson
> Priority: Critical
> Fix For: 0.4.0
>
> Attachments: hive-stdout
>
>
> When running a simple query on a table similar to the apachelog table here:
> http://wiki.apache.org/hadoop/Hive/UserGuide the regular expression matcher
> gets stuck in an infinite loop.
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