"Marc G. Fournier" <scrappy(at)postgresql(dot)org> writes:
> Nope, you are free to do with PostgreSQL (or any derived works) what you
> will ... we are a BSD licensed ... "without fee" means that you can do
> what you like with it *without* having to pay anyone for that right ...
In particular, "without fee" means that we (the developers) don't charge
anything for our work. You're free to charge for your work. Selling a
customized version of Postgres for whatever you can get for it is okay
by us.
regards, tom lane