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https://issues.apache.org/jira/browse/HIVE-682?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12761417#action_12761417
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Jonathan Chang commented on HIVE-682:
-------------------------------------
It seems that the semantic analyzer doesn't support UDFs with varargs. What
do people usually do about this? Do they resort to the trick of instantiating
multiple versions of the function with differing numbers of arguments?
> add UDF concat_ws
> -----------------
>
> Key: HIVE-682
> URL: https://issues.apache.org/jira/browse/HIVE-682
> Project: Hadoop Hive
> Issue Type: New Feature
> Components: Query Processor
> Reporter: Namit Jain
> Assignee: Jonathan Chang
> Attachments: concat_ws.patch
>
>
> add UDF concat_ws
> look at
> http://dev.mysql.com/doc/refman/5.0/en/func-op-summary-ref.html
> for details
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