Rohini Palaniswamy created PIG-4249:
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             Summary: Size estimation should be done in sampler instead of 
sample aggregator
                 Key: PIG-4249
                 URL: https://issues.apache.org/jira/browse/PIG-4249
             Project: Pig
          Issue Type: Sub-task
            Reporter: Rohini Palaniswamy


https://reviews.apache.org/r/21302/ comments on Revision 8 - size estimation is 
done in sample aggregator for order by to keep it same as skewed join but this 
can have performance implication if the tuple sizes are big.



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