'; if ($this->db_result=pg_query(basis_db::$db_conn,$sql)) return true; else { $this->errormsg.='Abfrage in Datenbank fehlgeschlagen! '.$this->db_last_error(); return false; } } function db_num_rows() { return pg_num_rows($this->db_result); } function db_fetch_object() { return pg_fetch_object($this->db_result); } function db_last_error() { return pg_last_error(); } } ?>