Github user davies commented on a diff in the pull request:
https://github.com/apache/spark/pull/11391#discussion_r54450500
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/execution/BenchmarkWholeStageCodegen.scala
---
@@ -70,6 +70,20 @@ class BenchmarkWholeStageCodegen extends SparkFunSuite {
*/
}
+ ignore("range/limit/sum") {
+ val N = 500 << 20
+ runBenchmark("range/limit/sum", N) {
+ sqlContext.range(N).limit(100).groupBy().sum().collect()
--- End diff --
For 100 rows, we may can't really see the performance difference, could you
increase it to 1 million?
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