Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/21859#discussion_r208774179
--- Diff: sql/core/src/test/scala/org/apache/spark/sql/SQLQuerySuite.scala
---
@@ -2799,6 +2799,26 @@ class SQLQuerySuite extends QueryTest with
SharedSQLContext {
}
}
+ test("SPARK-24900: speed up sort when the dataset is small") {
--- End diff --
We may need unit test for `RangePartitioner` to test it correctly works
with this change.
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