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From "Namit Jain (JIRA)" <j...@apache.org>
Subject [jira] Created: (HIVE-92) union all has a problem if no embedding select is present
Date Tue, 02 Dec 2008 00:01:44 GMT
union all has a problem if no embedding select is present
---------------------------------------------------------

                 Key: HIVE-92
                 URL: https://issues.apache.org/jira/browse/HIVE-92
             Project: Hadoop Hive
          Issue Type: Bug
          Components: Query Processor
            Reporter: Namit Jain
            Assignee: Namit Jain



select s2.key as key, s2.value as value from src s2
  UNION  ALL
select s1.key as key, s1.value as value from src s1;


does not work.

The code assumes that either it is a join or only one source is present

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