[teiid-issues] [JBoss JIRA] (TEIID-2500) Rewrite of case with true condition is not correct

[RH Bugzilla Integration (JIRA)]

     [ https://issues.jboss.org/browse/TEIID-2500?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

RH Bugzilla Integration updated TEIID-2500:
-------------------------------------------

        Bugzilla Update: Perform
    Bugzilla References: https://bugzilla.redhat.com/show_bug.cgi?id=989747

    
> Rewrite of case with true condition is not correct
> --------------------------------------------------
>
>                 Key: TEIID-2500
>                 URL: https://issues.jboss.org/browse/TEIID-2500
>             Project: Teiid
>          Issue Type: Feature Request
>          Components: Query Engine
>    Affects Versions: 6.0.0
>            Reporter: Steven Hawkins
>            Assignee: Steven Hawkins
>            Priority: Critical
>             Fix For: 8.4
>
>
> If a secondary searched case condition is always true, then the case will be inappropriately rewritten as just the then expression:
> case when ... when true then x else y end
> becomes just
> x
> However the prior cases should still be considered.

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