[teiid-issues] [JBoss JIRA] (TEIID-2399) Rewriting And-Conjunction does not work properly

[Hisanobu Okuda (JIRA)]

Hisanobu Okuda created TEIID-2399:
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             Summary: Rewriting And-Conjunction does not work properly
                 Key: TEIID-2399
                 URL: https://issues.jboss.org/browse/TEIID-2399
             Project: Teiid
          Issue Type: Bug
          Components: Query Engine
    Affects Versions: 8.2, 7.7.1
         Environment: EDS 5.3.0
            Reporter: Hisanobu Okuda
            Assignee: Steven Hawkins


The following query should return no row, but returns 1 row actually.
{code}
select * from (select 1 f1) x where x.f1 = 1 and x.f1 != 1;
{code}
The Query Processor rewrites the criteria to x.f1 = 1.

The following query should return 1 row, but returns no row actually.
{code}
select * from (select 1 f1) x where x.f1 = 1 and x.f1 < 2;
{code}
The Query Processor rewrites the criteria to 1 = 0.


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