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From "Nita Dembla (JIRA)" <j...@apache.org>
Subject [jira] [Created] (TEZ-3871) Disable XPROD_EDGE for sq_count_check() created for scalar subqueries
Date Fri, 01 Dec 2017 22:00:05 GMT
Nita Dembla created TEZ-3871:
--------------------------------

             Summary: Disable XPROD_EDGE for sq_count_check()  created for scalar subqueries
                 Key: TEZ-3871
                 URL: https://issues.apache.org/jira/browse/TEZ-3871
             Project: Apache Tez
          Issue Type: Bug
    Affects Versions: 0.9.1
            Reporter: Nita Dembla


IBM is running into this problem with TPCDS query6. sq_count_check()  will either return an
error at runtime or a single row. In case of query6, the subquery has avg() function that
should return a single row. Attaching the explain. 



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