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https://issues.apache.org/jira/browse/PIG-2606?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hari Sankar Sivarama Subramaniyan updated PIG-2606:
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Attachment: PIG-2606.2.patch.txt
Adding unit tests.
> union/ join operations are not accepting same alias as multiple inputs
> ----------------------------------------------------------------------
>
> Key: PIG-2606
> URL: https://issues.apache.org/jira/browse/PIG-2606
> Project: Pig
> Issue Type: Bug
> Affects Versions: 0.9.2, 0.10.0
> Reporter: Thejas M Nair
> Assignee: Hari Sankar Sivarama Subramaniyan
> Attachments: PIG-2606.2.patch.txt, PIG-2606.patch.txt
>
>
> grunt> l = load 'x';
> grunt> u = union l, l;
> 2012-03-16 18:48:45,687 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR
> 2998: Unhandled internal error. Union with Count(Operand) < 2
> grunt> a = load 'a0.txt' as (a0, a1);
> grunt> b = join a by a0, a by a1;
> 2013-08-27 13:36:21,807 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR
> 2225: Projection with nothing to reference!
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