SQL> SELECT VIEW_NAME FROM DBA_VIEWS
  2  WHERE VIEW_NAME LIKE  '%DATABASE%';

VIEW_NAME
------------------------------
GV_$DATABASE_INCARNATION
NLS_DATABASE_PARAMETERS
DATABASE_COMPATIBLE_LEVEL
DATABASE_PROPERTIES
.
.

SQL> SELECT VIEW_NAME FROM DBA_VIEWS
  2  WHERE VIEW_NAME LIKE  '%DATABASE%';

DATABASE_COMPATIBLE_LEVEL
DATABASE_PROPERTIES
.
.

SQL> desc DATABASE_PROPERTIES
 Name                                      Null?    Type
 ----------------------------------------- -------- ----------------------------
 PROPERTY_NAME                             NOT NULL VARCHAR2(30)
 PROPERTY_VALUE                                     VARCHAR2(4000)
 DESCRIPTION                                        VARCHAR2(4000)

desc DATABASE_PROPERTIES
ERROR:
ORA-04043: object  DATABASE_PROPERTIES does not exist

SQL> desc props$
 Name                                      Null?    Type
 ----------------------------------------- -------- ----------------------------
 NAME                                      NOT NULL VARCHAR2(30)
 VALUE$                                             VARCHAR2(4000)
 COMMENT$                                           VARCHAR2(4000)

 

 SELECT DBMS_METADATA.GET_DDL  ('VIEW','DATABASE_PROPERTIES','SYS') FROM DUAL;

 CREATE OR REPLACE FORCE VIEW "SYS"."DATABASE_PROPERTIES" ("PROPERTY_NAME", "PROPERTY_VALUE", "DESCRIPTION") AS
  select name, value$, comment$
  from props$

View created.

AND FINALLY ITS STARTS WORK ;)
SQL> desc DATABASE_PROPERTIES
 Name                                      Null?    Type
 ----------------------------------------- -------- ----------------------------
 PROPERTY_NAME                             NOT NULL VARCHAR2(30)
 PROPERTY_VALUE                                     VARCHAR2(4000)
 DESCRIPTION                                        VARCHAR2(4000)

SQL*Plus: Release 11.1.0.6.0 - Production on Wed Oct 24 20:14:01 2007
Copyright (c) 1982, 2007, Oracle.  All rights reserved.

Connected to:
Oracle Database 11g Enterprise Edition Release 11.1.0.6.0 - Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options

SQL> desc DATABASE_PROPERTIES
 Name                                      Null?    Type
 ----------------------------------------- -------- ----------------------------
 PROPERTY_NAME                             NOT NULL VARCHAR2(30)
 PROPERTY_VALUE                                     VARCHAR2(4000)
 DESCRIPTION                                        VARCHAR2(4000)