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https://issues.apache.org/jira/browse/PIG-2065?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13251787#comment-13251787
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Jonathan Coveney commented on PIG-2065:
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Why is this necessary? At least for DefaultDataBags, the size is simply a known
quantity, so you can check if "size == 0." Do you have another case in mind?
> IsEmpty should be Accumulative
> ------------------------------
>
> Key: PIG-2065
> URL: https://issues.apache.org/jira/browse/PIG-2065
> Project: Pig
> Issue Type: Improvement
> Reporter: Dmitriy V. Ryaboy
>
> IsEmpty is trivial to implement as an accumulator. We should do that.
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