[teiid-issues] [JBoss JIRA] (TEIID-5346) Improve costing of literals even with unknown values
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https://issues.jboss.org/browse/TEIID-5346?page=com.atlassian.jira.plugin...
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Steven Hawkins resolved TEIID-5346.
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Resolution: Done
Updated the logic to better propagate ndv. Also added logic dealing with preventing the
creation of unnecessary dependent joins with copy criteria - which were the majority of
the test case changes.
Improve costing of literals even with unknown values
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Key: TEIID-5346
URL: https://issues.jboss.org/browse/TEIID-5346
Project: Teiid
Issue Type: Enhancement
Components: Query Engine
Reporter: Steven Hawkins
Assignee: Steven Hawkins
Fix For: 11.0
In the nodes above a projected literal if there are unknown cardinalities will become ndv
unknown - rather than the expected ndv/nnv.
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