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From DaveBirdsall <>
Subject [GitHub] incubator-trafodion pull request #519: [TRAFODION-1585] Allow MDAM on inner ...
Date Thu, 02 Jun 2016 22:11:26 GMT
GitHub user DaveBirdsall opened a pull request:

    [TRAFODION-1585] Allow MDAM on inner child of NJ sometimes

    If it is known that there will be exactly one probe of the inner child of a nested join,
this change enables consideration of MDAM for that inner child.
    This is a replacement of It takes
the suggestion from @zellerh to use the input logical properties instead of adding constraint
information to the input physical properties. The result is a much simpler code change. I
will close the older pull request shortly.

You can merge this pull request into a Git repository by running:

    $ git pull Trafodion1585

Alternatively you can review and apply these changes as the patch at:

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #519
commit e2ffd9e096a841b8e57fc68776c981c3a98816e1
Author: Dave Birdsall <>
Date:   2016-06-02T22:07:37Z

    [TRAFODION-1585] Allow MDAM on inner child of NJ if there is only one NJ probe


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