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https://issues.apache.org/jira/browse/APEXMALHAR-2139?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15516055#comment-15516055
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ASF GitHub Bot commented on APEXMALHAR-2139:
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Github user asfgit closed the pull request at:
https://github.com/apache/apex-malhar/pull/338
> UniqueCounter changes
> ---------------------
>
> Key: APEXMALHAR-2139
> URL: https://issues.apache.org/jira/browse/APEXMALHAR-2139
> Project: Apache Apex Malhar
> Issue Type: Improvement
> Reporter: Aayushi Acharya
> Assignee: Aayushi Acharya
>
> 1.Update the unique counter operator from Malhar
> https://github.com/apache/apex-malhar/blob/master/library/src/main/java/com/datatorrent/lib/algo/UniqueCounter.java
> to emit one tuple at a time vs dumping a map.
> 2.Emit only the keys for which values changed or were added in a given window.
> 3.Add test cases for 1 and 2.
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