Carter Shanklin created HIVE-15983:
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             Summary: Support the named columns join
                 Key: HIVE-15983
                 URL: https://issues.apache.org/jira/browse/HIVE-15983
             Project: Hive
          Issue Type: Sub-task
            Reporter: Carter Shanklin


The named columns join is a common shortcut allowing joins on identically named 
keys. Example: select * from t1 join t2 using c1 is equivalent to select * from 
t1 join t2 on t1.c1 = t2.c1. SQL standard reference: Section 7.7



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