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https://issues.apache.org/jira/browse/PIG-3427?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Aniket Mokashi reassigned PIG-3427:
-----------------------------------

    Assignee: Aniket Mokashi
    
> Columns pruning does not work with DereferenceExpression
> --------------------------------------------------------
>
>                 Key: PIG-3427
>                 URL: https://issues.apache.org/jira/browse/PIG-3427
>             Project: Pig
>          Issue Type: Bug
>    Affects Versions: 0.11.1
>            Reporter: Aniket Mokashi
>            Assignee: Aniket Mokashi
>
> Following script does not push projection-
> {code}
> a = load 'something' as (a0, a1);
> b = group a all;
> c = foreach b generate COUNT(a.a0);
> {code}

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