Description
There are many places where we could be more explicit about the particular underlying SparkContext we want, but we just do `SparkSession.builder.getOrCreate()` anyway. It's better to be clearer in the code.
There are many places where we could be more explicit about the particular underlying SparkContext we want, but we just do `SparkSession.builder.getOrCreate()` anyway. It's better to be clearer in the code.