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Posted to issues@tajo.apache.org by "Hyunsik Choi (JIRA)" <ji...@apache.org> on 2014/01/29 07:24:08 UTC

[jira] [Created] (TAJO-568) Union query with the same alias names cause NPE

Hyunsik Choi created TAJO-568:
---------------------------------

             Summary: Union query with the same alias names cause NPE
                 Key: TAJO-568
                 URL: https://issues.apache.org/jira/browse/TAJO-568
             Project: Tajo
          Issue Type: Bug
          Components: planner/optimizer
            Reporter: Hyunsik Choi
            Assignee: Hyunsik Choi
             Fix For: 0.8-incubating


See the title and the following case:
{code}
select a.id, a.name from (select id, name from table1) a
union all
select a.id, a.name from (select id, name from table1) a
{code}

We should fix it.



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