The full form of Amazon RDS is Amazon Relational Database Service. It is a database service of Amazon where you can easily setup, operate and scale relational database in AWS(Amazon Web Service). AWS supports Oracle, MySQL, Microsoft SQL server databases for their operations.
Amazon RDS provides database-as-a-service which frees you to focus on your application so you can give them the fast performance, high availability, security, and capability they need.
Here are some benefits of Amazon RDS – Easy to administer, Highly Scalable, Available and durable, Fast, Secure and Inexpensive.