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Revision 0f060a251fb17ccc94bc41f9ea9af2fa39539ff9 authored by Liang-Chi Hsieh on 16 October 2017, 05:37:58 UTC, committed by Wenchen Fan on 16 October 2017, 05:47:59 UTC 
[SPARK-22223][SQL] ObjectHashAggregate should not introduce unnecessary shuffle
 
`ObjectHashAggregateExec` should override `outputPartitioning` in order to avoid unnecessary shuffle.

Added Jenkins test.

Author: Liang-Chi Hsieh <viirya@gmail.com>

Closes #19501 from viirya/SPARK-22223.

(cherry picked from commit 0ae96495dedb54b3b6bae0bd55560820c5ca29a2)
Signed-off-by: Wenchen Fan <wenchen@databricks.com>
1 parent 6b6761e
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