How do I connect to PostgreSQL without specifying a database name?

Question

I need to connect to some PostgreSQL server providing some credentials, and print a list of available databases on that host for a given user.

I am trying:

Answer 1

Why don't you connect to your Maintenance DB (usually postgres?). I don't know if that'll work. But I believe you'll have to query this database anyway to retrieve the databases available to a given user.