[jira] [Resolved] (PIG-5048) HiveUDTF fail if it is the first expression in projection

["Daniel Dai (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/PIG-5048?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Daniel Dai resolved PIG-5048.
-----------------------------
      Resolution: Fixed
    Hadoop Flags: Reviewed

+1.

Patch committed to both trunk and branch-0.16. Thanks Nandor!

> 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-5048-4.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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