GitHub user marmbrus opened a pull request:
https://github.com/apache/spark/pull/1795
[SPARK-2866][SQL] Support attributes in ORDER BY that aren't in SELECT
Minor refactoring to allow resolution either using a nodes input or output.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/marmbrus/spark ordering
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/1795.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 #1795
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commit 82cabdada860e959f12229bcd200dd0a46bafcfb
Author: Michael Armbrust <[email protected]>
Date: 2014-08-05T22:46:19Z
Generalize attribute resolution.
commit 705d9631f0d5f1942219fb1e3beff7280c0b0dee
Author: Michael Armbrust <[email protected]>
Date: 2014-08-05T22:46:52Z
Add a rule for resolving ORDER BY expressions that reference attributes not
present in the SELECT clause.
commit 74d833b815191a4f0ec5fd5be723034534538ba0
Author: Michael Armbrust <[email protected]>
Date: 2014-08-06T01:20:14Z
newline
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