Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/22270#discussion_r215869136
--- Diff: sql/core/src/test/scala/org/apache/spark/sql/DataFrameSuite.scala
---
@@ -1729,10 +1730,8 @@ class DataFrameSuite extends QueryTest with
SharedSQLContext {
}
test("SPARK-9083: sort with non-deterministic expressions") {
- import org.apache.spark.util.random.XORShiftRandom
-
val seed = 33
- val df = (1 to 100).map(Tuple1.apply).toDF("i")
+ val df = (1 to 100).map(Tuple1.apply).toDF("i").repartition(1)
--- End diff --
Sorry I didn't follow this thread closely. Why do we need these
repartition(1) changes?
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