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https://issues.apache.org/jira/browse/PIG-2881?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13442240#comment-13442240
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Alan Gates commented on PIG-2881:
---------------------------------
Patch looks fine, except I don't see a reason to introduce new libraries just
for asserts. We can use the existing assert functionality in junit.
> 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
> Attachments: Subtract.java, SubtractTest.java
>
>
> Close to DIFF function but SUBTRACT(bag1, bag2) will subtract elements of
> bag2 from bag1.
>
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