[teiid-issues] [JBoss JIRA] Updated: (TEIID-57) Criteria ordering

[Ramesh Reddy (JIRA)]

     [ https://jira.jboss.org/jira/browse/TEIID-57?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ramesh Reddy updated TEIID-57:
------------------------------

          Component/s: Query Engine
        Fix Version/s: 6.x
    Affects Version/s: 6.x


> Criteria ordering
> -----------------
>
>                 Key: TEIID-57
>                 URL: https://jira.jboss.org/jira/browse/TEIID-57
>             Project: Teiid
>          Issue Type: Bug
>          Components: Query Engine
>    Affects Versions: 6.x
>            Reporter: Steven Hawkins
>             Fix For: 6.x
>
>
> Defect Tracker #24194: The order in which criteria is evaluated in MetaMatrix (and at the source) can have a large impact on performance.  We should utilize costing information to order our evaluation of criteria nodes so that the cheapest most limiting criteria is evaluated first.

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