Aniket Mokashi created PIG-3427:
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Summary: 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
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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