使用授課教授給的 image 會有各種神奇問題。([hadoop-cluster by sdwangntu](https://github.com/sdwangntu/hadoop-cluster)) 連最基本的 ``spark-shell ...

Introduction The repo contains a set of Python and R utilities for pushing Spark RDD's to MariaDB distributed databases. The need for such utilities arises from the fact that table schemas in MariaDB ...