Amazon’s Relational Database Service (RDS) offloads the work of maintaining a database to Amazon Web Services, which makes it exceptionally easy to increase or swap out your application’s data storage. This article, entitled “Play-ing with Amazon RDS” revisits a location-based cloud-to-mobile application, swapping the original NoSQL datastore for a traditional RDBMS. It’s a breeze using the Play framework and the AWS console. Java