GitHub user cloud-fan opened a pull request:
https://github.com/apache/spark/pull/7593
[SPARK-9251][SPARK-9083][SQL] do not order by expressions which still need
evaluation
as a offline discussion with @rxin , it's weird to be computing stuff while
doing sorting, we should only order by bound reference during execution.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/cloud-fan/spark sort
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/7593.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 #7593
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commit 0f9b6daacf35ad38cd971bdd454f0bfa2b075e00
Author: Wenchen Fan <[email protected]>
Date: 2015-07-22T08:54:08Z
do not order by expressions which still need evaluation
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