Ted Dunning created DRILL-135:
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             Summary: Deal with the interface between push and pull modes in 
exchange operators
                 Key: DRILL-135
                 URL: https://issues.apache.org/jira/browse/DRILL-135
             Project: Apache Drill
          Issue Type: Bug
            Reporter: Ted Dunning


The issue is that naive buffering will result in an execution thread reading 
data for a while and then munching on data for a while.  The reading is pull 
oriented while the execution is push.

With better buffering and scheduling, the worker could overlap reading and 
processing.  That is the goal of this JIRA.

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