[jira] [Created] (PIG-4668) Map side hashmap based de-duplication for DISTINCT operator

[Rohini Palaniswamy (JIRA)]

Rohini Palaniswamy created PIG-4668:
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             Summary: Map side hashmap based de-duplication for DISTINCT 
operator
                 Key: PIG-4668
                 URL: https://issues.apache.org/jira/browse/PIG-4668
             Project: Pig
          Issue Type: New Feature
            Reporter: Rohini Palaniswamy


   We should do map side de-deduplication using hashmap for DISTINCT similar to 
pig.exec.mapPartAgg (POPartialAgg) for GROUP BY



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