[teiid-issues] [JBoss JIRA] (TEIID-150) Improve nested loop (in merge join) matching

[Steven Hawkins (JIRA)]

     [ https://issues.jboss.org/browse/TEIID-150?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Steven Hawkins updated TEIID-150:
---------------------------------
    Fix Version/s:     (was: 7.0)


> Improve nested loop (in merge join) matching 
> ---------------------------------------------
>
>                 Key: TEIID-150
>                 URL: https://issues.jboss.org/browse/TEIID-150
>             Project: Teiid
>          Issue Type: Feature Request
>          Components: Query Engine
>    Affects Versions: 9.x
>            Reporter: Steven Hawkins
>            Assignee: Steven Hawkins
>            Priority: Minor
>              Labels: performance
>   Original Estimate: 1 day
>  Remaining Estimate: 1 day
>
> Nested loop evaluation should be based upon available blocks rather than fully iterating the inner side.  The simplest approach is to just match a single block from the left and right at a time. 



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