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Arvind Prabhakar commented on HIVE-287: --------------------------------------- I think keeping two different interfaces for UDAFs will lead to confusion in the long run. Thats why the current patch deprecates the old interface in favor of the new one. But if all agree that it is a good idea, then I will go with that. Also - can you suggest an alternate name for the new interface? > count distinct on multiple columns does not work > ------------------------------------------------ > > Key: HIVE-287 > URL: https://issues.apache.org/jira/browse/HIVE-287 > Project: Hadoop Hive > Issue Type: Bug > Components: Query Processor > Reporter: Namit Jain > Assignee: Arvind Prabhakar > Attachments: HIVE-287-1.patch, HIVE-287-2.patch, HIVE-287-3.patch, > HIVE-287-4.patch, HIVE-287-5-branch-0.6.patch, HIVE-287-5-trunk.patch > > > The following query does not work: > select count(distinct col1, col2) from Tbl -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.