Подключение к БД

private function sql_open() {
        $this->sql_conn_id = mysql_connect($this->sql_host,$this->sql_login,$this->sql_pass) 
           or die("Cannot connect to DB");
        mysql_select_db($this->sql_database) or die("DB select failed");
        mysql_query("SET character_set_results = 'utf8', 
             character_set_client = 'utf8', 
             character_set_connection = 'utf8', 
             character_set_database = 'utf8', 
             character_set_server = 'utf8'", 
             $this->sql_conn_id);
        $this->get_tNames();
}