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https://issues.apache.org/jira/browse/HADOOP-4070?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ashish Thusoo updated HADOOP-4070:
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Attachment: hadoop-4070-v4.patch
Resolved conflict that Tom's patch had with explain plan and added an explain
plan test.
Tom I hope you don't mind me doing this as otherwise I think this may not make
it for tomorrows 0.19 code freeze
> [Hive] Provide a mechanism for registering UDFs from the query language
> -----------------------------------------------------------------------
>
> Key: HADOOP-4070
> URL: https://issues.apache.org/jira/browse/HADOOP-4070
> Project: Hadoop Core
> Issue Type: New Feature
> Components: contrib/hive
> Reporter: Tom White
> Assignee: Tom White
> Attachments: hadoop-4070-v2.patch, hadoop-4070-v3.patch,
> hadoop-4070-v4.patch, hadoop-4070.patch
>
>
> UDFs (user defined functions) in Hive are currently actually built-in
> functions. This issue is to develop a packaging and registration mechanism so
> users can add their own functions at runtime.
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