in "editor tab", place code:
-------------------Cut here ---------------------
Clear
Drop Table A_OBJECTS_DICTIONARY;
Drop Table a_object_list;
Create Table a_object_list(
object_type Number Not Null,
object_name Varchar2(200) Not Null,
Primary Key(object_type));
Create Table A_OBJECTS_DICTIONARY(
OBJECT_ID Number Not Null,
OBJECT_type Number Not Null References a_object_list (object_type);
OBJECT_VALUE Varchar2(2000),
Primary Key(OBJECT_ID));
------------------------------------------------
Just try to execute.
-------------------Cut here ---------------------
Clear
Drop Table A_OBJECTS_DICTIONARY;
Drop Table a_object_list;
Create Table a_object_list(
object_type Number Not Null,
object_name Varchar2(200) Not Null,
Primary Key(object_type));
Create Table A_OBJECTS_DICTIONARY(
OBJECT_ID Number Not Null,
OBJECT_type Number Not Null References a_object_list (object_type);
OBJECT_VALUE Varchar2(2000),
Primary Key(OBJECT_ID));
------------------------------------------------
Just try to execute.