GitHub user kavinderd opened a pull request:
https://github.com/apache/incubator-hawq/pull/1189
HAWQ-1409. Send AGG-TYPE header to PXF
This change is mean to be a proof of concept that pushing down
aggregate function information from HAWQ to the underlying external
storage layer does indeed improve performance
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/kavinderd/incubator-hawq HAWQ-1409
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/incubator-hawq/pull/1189.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #1189
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commit 7f14691d427a4d4669da8c9127d8f1d0800dcdd8
Author: Kavinder Dhaliwal <[email protected]>
Date: 2017-03-03T23:27:05Z
HAWQ-1409. Send AGG-TYPE header to PXF
This change is mean to be a proof of concept that pushing down
aggregate function information from HAWQ to the underlying external
storage layer does indeed improve performance
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