Sample Spark Java

A simple working example of Spark with Java.

Tutorial

• MySQL table to JSON with 10 lines of Spark

How to run

Bring up docker and create table

$ docker-compose up -d
$ ./db_initializer.sh

Compile and run with Maven

$ cd .. && mvn clean compile exec:java

First 3 million records test rows inserted to the database. Then Sparks read those records and convert them to JSON in books_json directory.