cloud-fan commented on a change in pull request #32602:
URL: https://github.com/apache/spark/pull/32602#discussion_r637852294
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File path:
sql/core/src/test/scala/org/apache/spark/sql/execution/adaptive/AdaptiveQueryExecSuite.scala
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@@ -1307,6 +1308,69 @@ class AdaptiveQueryExecSuite
}
}
+ test("SPARK-35455: Enhance EliminateUnnecessaryJoin - single join") {
+ withSQLConf(SQLConf.ADAPTIVE_EXECUTION_ENABLED.key -> "true",
+ SQLConf.AUTO_BROADCASTJOIN_THRESHOLD.key -> "-1") {
+ Seq(
+ // left semi join and empty left side
Review comment:
We can't optimize this before this PR?
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