cloud-fan commented on a change in pull request #23750: [SPARK-19712][SQL]
Pushing Left Semi and Left Anti joins through Project, Aggregate, Window, Union
etc.
URL: https://github.com/apache/spark/pull/23750#discussion_r258030325
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File path:
sql/core/src/test/scala/org/apache/spark/sql/execution/metric/SQLMetricsSuite.scala
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@@ -345,10 +345,10 @@ class SQLMetricsSuite extends SparkFunSuite with
SQLMetricsTestUtils with Shared
val df1 = Seq((1, "1"), (2, "2")).toDF("key", "value")
val df2 = Seq((1, "1"), (2, "2"), (3, "3"), (4, "4")).toDF("key2", "value")
// Assume the execution plan is
- // ... -> BroadcastHashJoin(nodeId = 0)
+ // ... -> BroadcastHashJoin(nodeId = 1)
val df = df1.join(broadcast(df2), $"key" === $"key2", "leftsemi")
testSparkPlanMetrics(df, 2, Map(
- 0L -> (("BroadcastHashJoin", Map(
+ 1L -> (("BroadcastHashJoin", Map(
Review comment:
why this change? what's changed in the plan?
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