cloud-fan commented on code in PR #48300:
URL: https://github.com/apache/spark/pull/48300#discussion_r1796469594
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sql/core/src/test/scala/org/apache/spark/sql/execution/adaptive/AdaptiveQueryExecSuite.scala:
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@@ -2829,6 +2829,38 @@ class AdaptiveQueryExecSuite
assert(findTopLevelBroadcastNestedLoopJoin(adaptivePlan).size == 1)
assert(findTopLevelUnion(adaptivePlan).size == 0)
}
+
+ withSQLConf(
+ SQLConf.AUTO_BROADCASTJOIN_THRESHOLD.key -> "100") {
+ withTempView("t1", "t2", "t3", "t4") {
+ Seq(1).toDF().createOrReplaceTempView("t1")
+ spark.range(100).createOrReplaceTempView("t2")
+ spark.range(2).createOrReplaceTempView("t3")
+ spark.range(2).createOrReplaceTempView("t4")
+ val (_, adaptivePlan) = runAdaptiveAndVerifyResult(
+ """
+ |SELECT tt2.value
+ |FROM (
+ | SELECT value
+ | FROM t1
+ | WHERE NOT EXISTS (
+ | SELECT 1
+ | FROM (
+ | SELECT t2.id
+ | FROM t2
+ | JOIN t3 ON t2.id = t3.id
+ | AND t2.id > 100
+ | ) tt
+ | WHERE t1.value = tt.id
+ | )
+ | AND t1.value = 1
+ |) tt2
+ | LEFT JOIN t4 ON tt2.value = t4.id
+ |""".stripMargin
+ )
+ assert(findTopLevelBroadcastNestedLoopJoin(adaptivePlan).size == 1)
Review Comment:
just for record, can you leave a PR comment to show the final spark plan of
this query before and after this PR?
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