HyukjinKwon commented on a change in pull request #34036:
URL: https://github.com/apache/spark/pull/34036#discussion_r714427286
##########
File path: sql/core/src/test/scala/org/apache/spark/sql/ExplainSuite.scala
##########
@@ -704,6 +704,31 @@ class ExplainSuiteAE extends ExplainSuiteHelper with
EnableAdaptiveExecutionSuit
"Bucketed: false (bucket column(s) not read)")
}
}
+
+ test("SPARK-36795: Node IDs should not be duplicated when InMemoryRelation
Present") {
+ withTempView("t1", "t2") {
+ Seq(1).toDF("k").write.saveAsTable("t1")
+ Seq(1).toDF("key").write.saveAsTable("t2")
+ spark.sql("SELECT * FROM t1").persist()
+ val query = "SELECT * FROM (SELECT * FROM t1) join t2 " +
+ "ON k = t2.key"
+ val df = sql(query).toDF()
+
+ df.collect()
+ checkKeywordsExistsInExplain(df, FormattedMode,
+ """ * BroadcastHashJoin Inner BuildLeft (12)
+ | :- BroadcastQueryStage (8)
+ | : +- BroadcastExchange (7)
+ | : +- * Filter (6)
+ | : +- * ColumnarToRow (5)
Review comment:
nit but can we just extract `ColumnarToRow (num)` and `InMemoryRelation
(num)` by regex, and assert that the ids are different instead? Showing the
explain here would more likely make other PRs change this test together.
##########
File path: sql/core/src/test/scala/org/apache/spark/sql/ExplainSuite.scala
##########
@@ -704,6 +704,31 @@ class ExplainSuiteAE extends ExplainSuiteHelper with
EnableAdaptiveExecutionSuit
"Bucketed: false (bucket column(s) not read)")
}
}
+
+ test("SPARK-36795: Node IDs should not be duplicated when InMemoryRelation
Present") {
Review comment:
```suggestion
test("SPARK-36795: Node IDs should not be duplicated when InMemoryRelation
present") {
```
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