Joel Costigliola created PIG-2881:
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Summary: Add SUBTRACT eval function
Key: PIG-2881
URL: https://issues.apache.org/jira/browse/PIG-2881
Project: Pig
Issue Type: New Feature
Components: piggybank
Affects Versions: 0.10.0
Reporter: Joel Costigliola
Priority: Minor
Close to DIFF function but SUBTRACT(bag1, bag2) will subtract elements of bag2
from bag1.
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