Amazon RDS vs Microsoft SQL Server

Amazon Relational Database Service (RDS) is a managed database service from AWS that supports MySQL, PostgreSQL, MariaDB, Oracle, SQL Server, and Db2 engines. It automates hardware provisioning, database setup, patching, and backups with options for Multi-AZ deployments and read replicas.

Microsoft SQL Server is enterprise relational database from Microsoft with deep integration into the Windows and Azure ecosystem. It provides comprehensive features for databases workflows. The tool is actively maintained with regular updates and strong community/vendor support.