https://www.udemy.com/course/taming-big-data-with-apache-spark-hands-on https://github.com/PacktPublishing/Frank-Kanes-Taming-Big-Data-with-Apache-Spark-and-Python https://github.com/paisit04/udemy-spark
https://sundog-education.com/spark-python/
docker-compose up spark
docker-compose exec spark bash
pysparkhttp://media.sundog-soft.com/es/ml-100k.zip
spark-submit ratings-counter.py https://spark.apache.org/docs/2.2.0/api/python/pyspark.sql.html