[jira] [Created] (HIVE-16995) Merge NDV across partitions using bit vectors

[Pengcheng Xiong (JIRA)]

Pengcheng Xiong created HIVE-16995:
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             Summary: Merge NDV across partitions using bit vectors
                 Key: HIVE-16995
                 URL: https://issues.apache.org/jira/browse/HIVE-16995
             Project: Hive
          Issue Type: Improvement
            Reporter: Pengcheng Xiong
            Assignee: Pengcheng Xiong






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