[GitHub] [spark] dongjoon-hyun commented on a diff in pull request #39584: [SPARK-42074][SQL] Enable `KryoSerializer` in `TPCDSQueryBenchmark` to enforce SQL class registration

[GitBox <gi...@apache.org>]

dongjoon-hyun commented on code in PR #39584:
URL: https://github.com/apache/spark/pull/39584#discussion_r1070715693


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sql/core/src/test/scala/org/apache/spark/sql/execution/benchmark/TPCDSQueryBenchmark.scala:
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@@ -57,6 +57,8 @@ object TPCDSQueryBenchmark extends SqlBasedBenchmark with Logging {
       .set("spark.executor.memory", "3g")
       .set("spark.sql.autoBroadcastJoinThreshold", (20 * 1024 * 1024).toString)
       .set("spark.sql.crossJoin.enabled", "true")
+      .set("spark.serializer", "org.apache.spark.serializer.KryoSerializer")
+      .set("spark.kryo.registrationRequired", "true")

Review Comment:
   This will cause failure in `TPCDS SF=1 GitHub Action` job if some PR missed the class registration.



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