Vineet Garg created HIVE-17766:
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             Summary: Support non-equi LEFT SEMI JOIN
                 Key: HIVE-17766
                 URL: https://issues.apache.org/jira/browse/HIVE-17766
             Project: Hive
          Issue Type: Improvement
          Components: Query Planning
            Reporter: Vineet Garg
            Assignee: Vineet Garg


Currently we get an error like {noformat}Non equality condition not supported 
in Semi-Join{noformat}

This is required to generate better plan for EXISTS/IN correlated subquery 
where such queries are transformed into LEFT SEMI JOIN.



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