DataFrames have schema, RDDs don't. That is, unless RDDs are composed of Row(...) objects.
In this recipe, we will learn how to create DataFrames by inferring the schema using reflection.
DataFrames have schema, RDDs don't. That is, unless RDDs are composed of Row(...) objects.
In this recipe, we will learn how to create DataFrames by inferring the schema using reflection.