Amazon RDS - Easy to manage relational databases optimized for total cost of ownership.
Amazon Aurora - MySQL and PostgreSQL-compatible relational database built for the cloud. Performance and availability of commercial-grade databases at 1/10th the cost.
Google Cloud SQL - Google Cloud SQL is a fully-managed database service that makes it easy to set-up, maintain, manage and administer your MySQL database.
SQL Azure - Microsoft Azure Cloud SQL Database is the developer’s cloud database service. The Azure database as a service is your solution to building and monitoring applications quickly and efficiently.
Azure Database for MySQL - Azure Database for MySQL is a fully-managed database service for app developers. Find a managed service provider that can meet all your database needs.
Amazon RDS for MySQL - Amazon RDS for MySQL, the relational database service that makes it easy to set up, operate, and scale MySQL deployments in the cloud.