I thought the _Learning Spark_ book was a pretty good introduction. Databricks offers it for free here [0] [0] https://pages.databricks.com/rs/094-YMS-629/imag

I thought the _Learning Spark_ book was a pretty good introduction. Databricks offers it for free here [0] [0] https://pages.databricks.com/rs/094-YMS-629/images/LearningSpark2.0.pdf https://pages.databricks.com/rs/094-YMS-629/images/LearningS...