[SPARK-8137][core] Improve treeAggregate to combine all data on each executor#7461

Closed

kmadhugit wants to merge 1 commit intoapache:masterfrom ibmsoe:SPARK-8137

+15

Commits on Jul 17, 2015

[SPARK-8137][core] Improve treeAggregate to combine all data on one machine first
Madhusudanan Kandasamy
committed