What is spark parallelize?
Why do we need spark?
What is spark lineage?
Does spark store data?
Why was spark created?
Are sparks dangerous?
What are spark stages?
How do I get better performance with spark?
When was spark introduced?
What exactly is spark?
What is spark repartition?
What is spark etl?
Does spark replace hadoop?
Is cache an action in spark?
Why is spark so fast?