Github user yhuai commented on a diff in the pull request:
https://github.com/apache/spark/pull/12067#discussion_r58965247
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/DatasetBenchmark.scala ---
@@ -82,5 +123,16 @@ object DatasetBenchmark {
RDD 216 / 237 46.3
21.6 4.2X
*/
benchmark.run()
+
+ /*
+ Java HotSpot(TM) 64-Bit Server VM 1.8.0_60-b27 on Mac OS X 10.11.4
+ Intel(R) Core(TM) i7-4960HQ CPU @ 2.60GHz
+ aggregate: Best/Avg Time(ms) Rate(M/s)
Per Row(ns) Relative
+
-------------------------------------------------------------------------------------------
+ DataFrame sum 126 / 238 79.6
12.6 1.0X
+ Dataset sum using Aggregator 538 / 553 18.6
53.8 0.2X
+ Dataset complex Aggregator 959 / 1007 10.4
95.9 0.1X
--- End diff --
@marmbrus Yay!
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