https://aws.amazon.com/rds/
https://www.doctrine-project.org/
https://mariadb.org/
https://www.memsql.com/
https://dev.mysql.com/
https://nuodb.com/
https://www.postgresql.org/
A Master SQL database in master-slave database relationship
A Slave SQL database in master-slave database relationship
https://sequelize.org/
Managed cloud database
Designed for dev/test IO-intensive workloads
Allows synchronizing data across multiple databases
Managed scalable cloud database
Run multiple Azure SQL Databases
Dynamic SQL server on Azure
https://www.collibra.com/data-lineage
https://www.sqlite.org/index.html
