Ngone51 commented on a change in pull request #28178: [SPARK-31409][SQL][TEST] 
Fix failed tests due to result order changing when enable AQE
URL: https://github.com/apache/spark/pull/28178#discussion_r407381387
 
 

 ##########
 File path: 
sql/core/src/test/resources/sql-tests/inputs/udf/postgreSQL/udf-join.sql
 ##########
 @@ -8,6 +8,9 @@
 --
 -- This test file was converted from postgreSQL/join.sql.
 
+-- Disable BroadcastHashJoin optimization to avoid changing result order when 
we enable AQE
+--SET spark.sql.autoBroadcastJoinThreshold = -1
 
 Review comment:
   Disable BHJ optimization for the whole `SQLQueryTestSuite` would cause other 
tests to have different result order and fail. So, I think we could only 
disable the failed sql query itself instead to reduce the scope, which fix the 
test as well. 

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