[teiid-issues] [JBoss JIRA] (TEIID-4459) Convert project semi-joins to (dependent) join queries

[Steven Hawkins (JIRA)]

Steven Hawkins created TEIID-4459:
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             Summary: Convert project semi-joins to (dependent) join queries
                 Key: TEIID-4459
                 URL: https://issues.jboss.org/browse/TEIID-4459
             Project: Teiid
          Issue Type: Quality Risk
          Components: Query Engine
            Reporter: Steven Hawkins
            Assignee: Steven Hawkins
             Fix For: 9.1


In many situations subqueries in the where clause can be planned as semi-joins.  The same logic should be updated to handle the select clause.  

This will also help ensure better performance with odata generated array_agg queries.



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