Matt McCline created HIVE-7581:
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             Summary: (Native) Vectorize LEFT JOIN
                 Key: HIVE-7581
                 URL: https://issues.apache.org/jira/browse/HIVE-7581
             Project: Hive
          Issue Type: New Feature
            Reporter: Matt McCline
            Assignee: Matt McCline


Currently, VectorMapJoinOperator takes in vectorized row batches and delegates 
rows to (regular) MapJoinOperator.

Try addin one case, LEFT JOIN, as a native or real vectorized join.



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