It is also recommended that you specify path to classes used at your site here:
…as well as connect string for SQL-server you are going to use (example for ODBC):
Note: it will be used in your code like…
It is recommended that you also define method unhandled_exception, which will output error messages on problems at your site.
Note: configuration file is definitely optional. You can place your configuration methodin fileauto.pin your web-space root. Configurations, however, will most probably be different for different hosting locations (for example: debug and production servers). That is why it would be more comfortable to keep these differences in a separate file outside web-space.