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https://issues.apache.org/jira/browse/PIG-3975?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14032833#comment-14032833
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Aniket Mokashi commented on PIG-3975:
-------------------------------------
We are redoing the RC for pig 0.13 so we should be able to apply this patch
before we make another release. Please feel free to commit on the pig 13 branch.
> Multiple Scalar reference calls leading to missing records
> ----------------------------------------------------------
>
> Key: PIG-3975
> URL: https://issues.apache.org/jira/browse/PIG-3975
> Project: Pig
> Issue Type: Bug
> Affects Versions: 0.8.1, 0.9.2, 0.10.1, 0.11.1, 0.12.2
> Reporter: Koji Noguchi
> Assignee: Koji Noguchi
> Priority: Critical
> Fix For: 0.13.0
>
> Attachments: pig-3975-v01_withouttest.patch,
> pig-3975-v02_withtests.patch
>
>
> We noticed that multiple pig runs with same input were producing different
> outputs.
> Simplified script looked like this.
> {noformat}
> A = load 'input1' as (a1:int);
> B = group A by a1 parallel 200;
> C = load 'input2' as (c1:int);
> D = foreach C generate B.$0;
> store D into '/tmp/deletemeD';
> E = load 'input3' as (c1:int);
> F = foreach E generate B.$0;
> store F into '/tmp/deletemeF';
> {noformat}
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