[teiid-issues] [JBoss JIRA] (TEIID-3917) Allow partial projection of window functions

[Steven Hawkins (JIRA)]

     [ https://issues.jboss.org/browse/TEIID-3917?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Steven Hawkins resolved TEIID-3917.
-----------------------------------
    Resolution: Done


Added support with check prior to the creation of the processing plan node to filter expressions that have already been pushed.

> Allow partial projection of window functions
> --------------------------------------------
>
>                 Key: TEIID-3917
>                 URL: https://issues.jboss.org/browse/TEIID-3917
>             Project: Teiid
>          Issue Type: Enhancement
>          Components: Query Engine
>            Reporter: Steven Hawkins
>            Assignee: Steven Hawkins
>             Fix For: 9.0
>
>
> Currently the pushProjection check in RuleAssignOutputElements does not consider projected columns from a node that has window functions.  This should be relaxed so that more can be pushed.



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