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Posted to reviews@spark.apache.org by JihongMA <gi...@git.apache.org> on 2015/09/16 18:25:45 UTC
[GitHub] spark pull request: SPARK-9296 (add variance support)
GitHub user JihongMA opened a pull request:
https://github.com/apache/spark/pull/8778
SPARK-9296 (add variance support)
extending variance support which leverages stddev implementation.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/JihongMA/spark-1 SPARK-SQL
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/8778.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 #8778
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commit 7eb239b677b9d345efd834004dd32fd291c929e4
Author: Jihong MA <ji...@jihongs-macbook-pro.local>
Date: 2015-09-16T06:54:32Z
add variance support
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[GitHub] spark pull request: SPARK-9296 (add variance support)
Posted by JihongMA <gi...@git.apache.org>.
Github user JihongMA commented on the pull request:
https://github.com/apache/spark/pull/8778#issuecomment-152441928
closing this pull request. based on the performance comparison of Declartive vs. Imperative aggregate (SPARK-10953), the implementation of central moment computation will be based on Imperative aggregate approach (SPARK-10641)
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[GitHub] spark pull request: SPARK-9296 (add variance support)
Posted by JihongMA <gi...@git.apache.org>.
Github user JihongMA closed the pull request at:
https://github.com/apache/spark/pull/8778
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[GitHub] spark pull request: SPARK-9296 (add variance support)
Posted by AmplabJenkins <gi...@git.apache.org>.
Github user AmplabJenkins commented on the pull request:
https://github.com/apache/spark/pull/8778#issuecomment-140794391
Can one of the admins verify this patch?
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