Shreepadma Venugopalan created HIVE-3877:
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             Summary: Implement equi-depth histograms as a UDAF
                 Key: HIVE-3877
                 URL: https://issues.apache.org/jira/browse/HIVE-3877
             Project: Hive
          Issue Type: Sub-task
            Reporter: Shreepadma Venugopalan
            Assignee: Shreepadma Venugopalan


Implement a space and time efficient algorithm to bin numeric column data such 
that all bins approximately contain the same number of elements. Implement such 
an algorithm as a generic UDAF.

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