What is the difference between dataframe and dataset in spark?
How does apache spark engine work?
What are accumulators in Apache Spark?
Does spark need hadoop?
What is pair rdd in spark?
What is the difference between persist
What is salting in spark?
What is spark vs scala?
What are the great features of spark sql?
Is apache spark a framework?
What is pagerank?
What is flatmap in apache spark?
Why do we need rdd in spark?
What is tungsten engine in spark?
What do you use spark for?