MapReduce
Practicing MapReduce on Netflix dataset
Part 1 - count the number of times a rating was submitted for a specific date.
Part 2 - number of 1 star ratings, the number of 2 star ratings, 3 star, 4 star, and 5 star ratings.
Part 3 - How many viewers have submitted one review? two reviews? three?
Part 4 - How many movies have no 1-star reviews? No 5-star reviews?