the connection object which describes the server and the database name to which the connection shuld be opened
The function activates the correct CORBA server (defined with he #gda_connection_set_provider() function. Then it tries to open the database using the DSN or the default database as a data source. If user or pwd is not NULL, it will overwrite the appropriate entry in the DSN passed as par2. Entries in the DSN have the form = seperated from the database name . Currently the DSN is not parsed.