On Mon, 2020-06-15 at 11:58 +0000, Niels Jespersen wrote: > > For your examples that means: > > - The PostgreSQL ODBC server can use pg_service.conf > > - NpgSQL cannot use the file. > > You mention that the PostgreSQL ODBC driver can use pg_service.conf. But I cannot > find any examples om how to construct a connectionstring that PostgreSQL ODBC will accept? After looking at the code, I am no longer sure. There doesn't seem to be a way to specify a general connection string. You could try setting the environment variable PGSERVICE to specify the service. Yours, Laurenz Albe -- Cybertec | https://www.cybertec-postgresql.com