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

[RH Bugzilla Integration (JIRA)]

    [ https://issues.jboss.org/browse/TEIID-2003?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12685255#comment-12685255 ] 

RH Bugzilla Integration commented on TEIID-2003:
------------------------------------------------

Van Halbert <vhalbert at redhat.com> made a private comment on [bug 813795|https://bugzilla.redhat.com/show_bug.cgi?id=813795]
                
> 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
>
>
> 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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