AWS RDS Overview: Key Features and Benefits

What is AWS RDS?

AWS Relational Database Service (RDS) is a managed database service that supports SQL-based databases. It allows users to create and manage databases in the cloud without handling the underlying infrastructure.

Supported Database Engines

Amazon RDS supports the following database engines:

• PostgreSQL
• MySQL
• MariaDB
• Oracle
• Microsoft SQL Server
• IBM DB2
• Aurora (AWS proprietary database)

Why Use RDS Instead of Deploying a Database on EC2?

While it's possible to set up a database manually on an EC2 instance, RDS provides several managed services that simplify database management:

Key Benefits of RDS

1. Automated Provisioning – AWS fully automates the setup of the database.
2. OS & Patch Management – The underlying operating system is patched automatically.
3. Continuous Backups & Point-in-Time Restore – AWS enables automated backups and allows you to restore data to a specific point in time.
4. Performance Monitoring – RDS provides dashboards for monitoring database performance.
5. Read Replicas – Improves read performance by allowing read-only copies of your database.