Last-remote11 commented on code in PR #52388:
URL: https://github.com/apache/spark/pull/52388#discussion_r2361362942


##########
sql/core/src/test/scala/org/apache/spark/sql/execution/adaptive/AdaptiveQueryExecSuite.scala:
##########
@@ -744,16 +743,22 @@ class AdaptiveQueryExecSuite
     // if the right side is completed first and the left side is still being 
executed,
     // the right side does not know whether there are many empty partitions on 
the left side,
     // so there is no demote, and then the right side is broadcast in the 
planning stage.
-    // so retry several times here to avoid unit test failure.
-    eventually(timeout(15.seconds), interval(500.milliseconds)) {
+    // so apply `slow_udf` to delay right side to avoid unit test failure.
+    withUserDefinedFunction("slow_udf" -> true) {
+      spark.udf.register("slow_udf", (x: Int) => {
+        Thread.sleep(300)

Review Comment:
   Yes, I picked just a random magic number and there's no specific reason.



-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org

For queries about this service, please contact Infrastructure at:
us...@infra.apache.org


---------------------------------------------------------------------
To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org
For additional commands, e-mail: reviews-h...@spark.apache.org

Reply via email to