> EDB ... or any of the other companies that provide support and actively contribute to the PostgreSQL project, such as Cybertec, Data Egret, Crunchy Data, AWS

> EDB ... or any of the other companies that provide support and actively contribute to the PostgreSQL project, such as Cybertec, Data Egret, Crunchy Data, AWS, ... I wouldn't choose any PostgreSQL supplier for their similarity to Oracle DBMS (why would you want to buy into that ecosystem?); as long as it behaves just as vanilla PostgreSQL it is good enough for me.