MongoDB overview Back to: The Ultimate Hands-On Hadoop: Tame your Big Data! Previous Lesson [Activity] Write Spark output into Cassandra Lesson 8 within section Using non-relational data stores with Hadoop. You must enroll in this course to access course content. Next Lesson [Activity] Install MongoDB, and integrate Spark with MongoDB Lesson 10 within section Using non-relational data stores with Hadoop. You must enroll in this course to access course content.