allisonwang-db commented on a change in pull request #32606:
URL: https://github.com/apache/spark/pull/32606#discussion_r637105987



##########
File path: 
sql/core/src/test/scala/org/apache/spark/sql/execution/RemoveRedundantProjectsSuite.scala
##########
@@ -215,6 +217,27 @@ abstract class RemoveRedundantProjectsSuiteBase
         |LIMIT 10
         |""".stripMargin
     assertProjectExec(query, 0, 3)
+
+  }
+  Seq("true", "false").foreach { codegenEnabled =>
+    test("SPARK-35287: project generating unsafe row " +
+      s"should not be removed (codegen=$codegenEnabled)") {
+      withSQLConf(SQLConf.AUTO_BROADCASTJOIN_THRESHOLD.key -> "-1",

Review comment:
       If the pattern SortExec -> BatchScamExec can trigger this issue, would 
an orderBy instead of a join be sufficient?




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