[teiid-issues] [JBoss JIRA] (TEIID-1972) Non-stagable cardinality dependent aggregate should prevent the creation of a staged grouping

Wed Mar 14 14:59:47 EDT 2012

     [ https://issues.jboss.org/browse/TEIID-1972?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Steven Hawkins resolved TEIID-1972.
-----------------------------------

    Fix Version/s: 8.0
       Resolution: Done

Fixed by adding an expanded check in RulePushAggregates.  Also corrected an unrelated message.

> Non-stagable cardinality dependent aggregate should prevent the creation of a staged grouping
> ---------------------------------------------------------------------------------------------
>
>                 Key: TEIID-1972
>                 URL: https://issues.jboss.org/browse/TEIID-1972
>             Project: Teiid
>          Issue Type: Bug
>          Components: Query Engine
>    Affects Versions: 7.4
>            Reporter: Steven Hawkins
>            Assignee: Steven Hawkins
>             Fix For: 7.7.1, 8.0
>
>
> The use of a stagable and non-stagable cardinality dependent aggregate (e.g. count(x) and array_agg) over a join will still result in a staged grouping being created that can change the results. 

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