I'm configuring a multi-tenant PostgreSQL server. When I create a new
database, anyone can connect to it. For me, that is bad.
REVOKE CONNECT ON DATABASE d FROM public;
Now I'm only able to connect to the database as postgres.
I tired putting the create and revoke in a transaction, but create
database cannot be put in a transaction. How do I create a database so
there is not that nanosecond window where someone could connect to the