[teiid-issues] [JBoss JIRA] (TEIID-2003) NPE processing order by in rule collapse source

[Steven Hawkins (JIRA)]

     [ https://issues.jboss.org/browse/TEIID-2003?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Steven Hawkins resolved TEIID-2003.
-----------------------------------

    Fix Version/s: 8.0
       Resolution: Done


Added a check to see if the access node has been moved to prevent further optimizations.
                
> NPE processing order by in rule collapse source
> -----------------------------------------------
>
>                 Key: TEIID-2003
>                 URL: https://issues.jboss.org/browse/TEIID-2003
>             Project: Teiid
>          Issue Type: Bug
>          Components: Query Engine
>    Affects Versions: 7.7
>            Reporter: Steven Hawkins
>            Assignee: Steven Hawkins
>             Fix For: 7.7.1, 8.0
>
>
> If the logic to perform the project optimization is hit then the repositioning of the access node is not accounted for.  Further sort optimizations are attempted below that point, which can cause follow-on exceptions, such as the NPE shown by the forum posting.

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