//默认Mysql数据库    'default_mysql_config' => 'mysql',    //Mysql数据库配置    'mysql'=>array(        'host'    =>'localhost',        'port'=>'3306',        'username'=>'root',        'password'=>'',        'db_name'=>'g-framework',        'db_prefix' =>  'gf_',    ),

原文: http://www.g-framework.com/doc/47.html