Steve Carlin created HIVE-22456:
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             Summary: When one branch from inner join produces max 0 rows, then 
we can introduce limit 0 on the other branch.
                 Key: HIVE-22456
                 URL: https://issues.apache.org/jira/browse/HIVE-22456
             Project: Hive
          Issue Type: Improvement
            Reporter: Steve Carlin


Exactly as the title says.

This can be found in infer_join_preds.q.out



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