Base connection information for Azure Database for PostgreSQL connections.
:param application_name: Name of the application connecting to the database. :type application_name: str :param host: Hostname of the Azure Database for PostgreSQL server. :type host: str | None :param dbname: Name of the database to connect to. :type dbname: str :param port: Port number for the connection. :type port: int :param sslmode: SSL mode for the connection. :type sslmode: SSLMode