Description
In SPARK-20946, we modified SparkSession.getOrCreate to not update conf for existing SparkContext because SparkContext is shared by all sessions.
We should not update it in PySpark side as well.
In SPARK-20946, we modified SparkSession.getOrCreate to not update conf for existing SparkContext because SparkContext is shared by all sessions.
We should not update it in PySpark side as well.