Relational databases

Relational databases have a wide spectrum of use cases and excel in several properties related to persistence such as atomicity, consistency, independency, and durability. Relational models have been widely used in many industries and have proven to solve almost any kind of problem.

Normalization is an important aspect of relational models, since they provide strong consistency and control mechanisms as foreign keys and constraints that sustain business rules.

RDS

The Relational Database Service (RDS) is compatible with the following engines and acts as a drop in replacement for the following engines:

• PostgreSQL
• MariaDB
• MySQL
• Oracle Database
• Microsoft SQL Server

RDS provides its own database engine called...