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Posted to issues@quickstep.apache.org by "Zuyu Zhang (JIRA)" <ji...@apache.org> on 2018/04/21 21:08:00 UTC

[jira] [Created] (QUICKSTEP-119) Join Elimination Optimization Rule

Zuyu Zhang created QUICKSTEP-119:
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             Summary: Join Elimination Optimization Rule
                 Key: QUICKSTEP-119
                 URL: https://issues.apache.org/jira/browse/QUICKSTEP-119
             Project: Apache Quickstep
          Issue Type: Improvement
          Components: Query Optimizer
            Reporter: Zuyu Zhang
            Assignee: Zuyu Zhang


The optimizer should eliminate a join if one join side is empty.



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