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https://issues.jboss.org/browse/TEIID-2370?page=com.atlassian.jira.plugin...
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Steven Hawkins resolved TEIID-2370.
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Resolution: Done
Refined the code suggested in the forum posting to account for inner joins converted to
cross joins and to limit the left side of outer joins.
Pushdown LIMIT in cross product joins
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Key: TEIID-2370
URL:
https://issues.jboss.org/browse/TEIID-2370
Project: Teiid
Issue Type: Enhancement
Components: Query Engine
Reporter: Mark Addleman
Assignee: Steven Hawkins
Priority: Minor
Fix For: 8.3
Pushdown LIMIT clause in cross product joins. Queries of form
SELECT t1.a FROM t1, t2 LIMIT 10
Produce a plan like this:
LIMIT 10
CROSS JOIN
Access: SELECT t1.a FROM t1 LIMIT 10
Access: SELECT 1 FROM t2 LIMIT 10
See
https://community.jboss.org/thread/220834?tstart=0 for a little more detail
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