To execute SQL commands and queries ... One very useful free interactive online resource is the PostgreSQL Exercises site. Additional online resources are listed on the PostgreSQL site.

DataStrike, a leader in data infrastructure managed services, announced a 600% demand for its open-source database management business, fueled by rising enterprise adoptions of PostgreSQL.

The SQL Server is only hosting 2 databases currently, and the largest is the one moving, so thresholding SQL back so they share resources shouldn't be a problem. Thanks for the assistance!

The new service is Babelfish for Aurora PostgreSQL. The tagline AWS CEO Andy Jassy used for this service in his re:Invent keynote today is probably telling: “Stop paying for SQL Server licenses ...