[teiid-issues] [JBoss JIRA] (TEIID-5700) Dependent join back-off max ndv set to independent ndv estimate
Steven Hawkins (Jira)
issues at jboss.org
Sat Mar 23 08:19:00 EDT 2019
Steven Hawkins created TEIID-5700:
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Summary: Dependent join back-off max ndv set to independent ndv estimate
Key: TEIID-5700
URL: https://issues.jboss.org/browse/TEIID-5700
Project: Teiid
Issue Type: Bug
Components: Query Engine
Reporter: Steven Hawkins
Assignee: Steven Hawkins
The search being used to find a max ndv for the independent side is just setting the result to be the original ndv estimate for the independent side. This results in unnecessary back-offs of performing the dependent join.
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