HyukjinKwon commented on a change in pull request #33188:
URL: https://github.com/apache/spark/pull/33188#discussion_r663433014
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File path:
sql/core/src/test/scala/org/apache/spark/sql/execution/exchange/EnsureRequirementsSuite.scala
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@@ -133,4 +134,27 @@ class EnsureRequirementsSuite extends SharedSparkSession {
}.size == 2)
}
}
+
+ test("SPARK-35989: Do not remove REPARTITION_BY_NUM shuffle if AQE is
enabled") {
+ import testImplicits._
+ Seq(true, false).foreach { enableAqe =>
+ withSQLConf(SQLConf.ADAPTIVE_EXECUTION_ENABLED.key -> enableAqe.toString,
+ SQLConf.SHUFFLE_PARTITIONS.key -> "3",
+ SQLConf.AUTO_BROADCASTJOIN_THRESHOLD.key -> "-1") {
+ val df1 = Seq((1, 2)).toDF("c1", "c2")
+ val df2 = Seq((1, 3)).toDF("c3", "c4")
+ val res = df1.join(df2, $"c1" === $"c3").repartition(3, $"c1")
+ res.collect()
Review comment:
Why should we call collect?
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