User Reviews of Firebird SQL & PostgreSQL

Firebird can compete with well-known names like Oracle and SQL Server when you don't have more than a few hundred thousand users. It's a level below SQL Server, and the application of SQL is a kind of database you can rely on for situations where you don't have too much information to deal with. For example, you can use it for the internet...

I haven't gone through the scalability aspect since I was using MySQL Server. I haven't worked to a high level in PostgreSQL, but with MySQL Server, I have managed clustering and partitioning. I think I haven't put much focus on PostgreSQL, so I am not sure how it behaves or how it works.