[jira] [Created] (IMPALA-7112) Change from tree-execution to a dag-execution model

[Ruslan Dautkhanov (JIRA)]

Ruslan Dautkhanov created IMPALA-7112:
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             Summary: Change from tree-execution to a dag-execution model
                 Key: IMPALA-7112
                 URL: https://issues.apache.org/jira/browse/IMPALA-7112
             Project: IMPALA
          Issue Type: Improvement
    Affects Versions: Impala 2.12.0, Impala 3.0
            Reporter: Ruslan Dautkhanov


Quoting [~alex.behm] from IMPALA-110 comment :

{quote}
 * The feature requires fundamental architectural changes from a tree-execution 
to a dag-execution model.
{quote}





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