[teiid-issues] [JBoss JIRA] (TEIID-3229) Inappropriate pushdown of a must pushdown function

[Steven Hawkins (JIRA)]

     [ https://issues.jboss.org/browse/TEIID-3229?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Steven Hawkins resolved TEIID-3229.
-----------------------------------
    Resolution: Done


Added a check to make sure there is no intervening grouping node.

> Inappropriate pushdown of a must pushdown function
> --------------------------------------------------
>
>                 Key: TEIID-3229
>                 URL: https://issues.jboss.org/browse/TEIID-3229
>             Project: Teiid
>          Issue Type: Bug
>          Components: Query Engine
>    Affects Versions: 7.6
>            Reporter: Steven Hawkins
>            Assignee: Steven Hawkins
>             Fix For: 8.7.1, 8.10
>
>
> If a must push down function is used over a grouping that is not pushed, then an invalid symbol will be created and cause an invalid source query and or a class cast exception.
> For example:
> select some_funct(c1) from tbl group by c1
> where the translator does not support grouping.



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