AWS Cheat Sheet: Which database to choose?

This story presents key elements about the choice of the AWS database.

S3 is suitable if you need to store BLOBs or static websites.

Database on EC2 are suitable if you need a full control over the database or if the database engine is not available with RDS.

Athena is suitable if you need to use Serverless, to run queries in parallel or save query results in S3.

DynamoDB is suitable if you need a NoSQL database (Key-value document) for dynamically modified data, for unpredictable…