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Date: Tue, 8 Nov 2016 13:22:58 +0000 (UTC)
From: "Nandor Kollar (JIRA)" <jira@apache.org>
To: pig-dev@hadoop.apache.org
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Subject: [jira] [Commented] (PIG-5048) HiveUDTF fail if it is the first
 expression in projection
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archived-at: Tue, 08 Nov 2016 13:23:00 -0000


    [ https://issues.apache.org/jira/browse/PIG-5048?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15647550#comment-15647550 ] 

Nandor Kollar commented on PIG-5048:
------------------------------------

Attached patch version 3, decided not to use mock Store in the tests and changed hive-contrib to test dependency.

> HiveUDTF fail if it is the first expression in projection
> ---------------------------------------------------------
>
>                 Key: PIG-5048
>                 URL: https://issues.apache.org/jira/browse/PIG-5048
>             Project: Pig
>          Issue Type: Bug
>          Components: impl
>            Reporter: Daniel Dai
>            Assignee: Nandor Kollar
>             Fix For: 0.17.0, 0.16.1
>
>         Attachments: PIG-5048-1.patch, PIG-5048-2.patch, PIG-5048-3.patch, PIG-5048.patch
>
>
> The following script fail:
> {code}
> define explode HiveUDTF('explode');
> A = load 'bag.txt' as (a0:{(b0:chararray)});
> B = foreach A generate explode(a0);
> dump B;
> {code}
> Message: Unimplemented at org.apache.pig.data.UnlimitedNullTuple.size(UnlimitedNullTuple.java:31)
> If it is not the first projection, the script pass:
> {code}
> define explode HiveUDTF('explode');
> A = load 'bag.txt' as (a0:{(b0:chararray)});
> B = foreach A generate a0, explode(a0);
> dump B;
> {code}
> Thanks [~nkollar] reporting it!


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