[teiid-issues] [JBoss JIRA] (TEIID-3659) subquery unnesting missed

[Steven Hawkins (JIRA)]

     [ https://issues.jboss.org/browse/TEIID-3659?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Steven Hawkins resolved TEIID-3659.
-----------------------------------
    Resolution: Done


Added logic specific to exists so that we don't consider the original select columns.

> subquery unnesting missed
> -------------------------
>
>                 Key: TEIID-3659
>                 URL: https://issues.jboss.org/browse/TEIID-3659
>             Project: Teiid
>          Issue Type: Enhancement
>          Components: Query Engine
>            Reporter: Steven Hawkins
>            Assignee: Steven Hawkins
>             Fix For: 8.12
>
>
> A query such as:
> select b.SYMBOL from  PRODUCT b where  exists (select 1 from PRICES d where d.SYMBOL=b.SYMBOL)
> where there is no key between the symbol columns will not unnested when it should be eligible.



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