MulitcolumnListBox Number of Columns increases without Data

Is there a way to avoid this ?
I initialize a 6 column 16 row multicolumnListBox by setting two columns, (the first and the last) as hidden by setting the width of the columns by setting the ActiveCell to 0 & -2 for the first column, and 6 & -2 for the last. This appears to work fine, however it would be nice that when you set the width of the column to 0 if it really "disappeared", but that's minor.
My real issue appears when I then attempt to set the height and fontsize of every cell, I do this by setting the ActiveCell to -2 & -2 and wire and unsigned int to the two property nodes, height, and fontsize. Now keep in mind the mulitcolumnListBox is defined as 6 columns by 16rows. After I initialize the table using the above code, the multicolumListBox blows up to 235 columns and 16row, with no data. So this leads me to believe that by setting the cell height, and default font size using the ActiveCell -2 & -2, it actually effects even those cells that are not visible or have data ? I should also mention that even with the Horizontal scroll bar visible it does not appear that there are more than 6 rows available, but when you read the property node, or look in the properties of the multicolumListBox they number of Columns increases to 235. Am I missing something ?
Thanks
Brad W.  

Hi Brad,
      I tried to duplicate this (under LabVIEW 7.1) but couldn't.
I suspect you're using 8.x as 7.1 doesn't seem to expose a "font size" cell-property.  No matter what version of LabVIEW you're using, attaching an example would be good.  
Cheers.
"Inside every large program is a small program struggling to get out." (attributed to Tony Hoare)

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      end loop;
      select insertChildXML(STORAGE_MODEL,'/' || STORAGE_MODEL.getRootElement(),'@columns',ATTR_COUNT)
        into STORAGE_MODEL
        from dual;
      return STORAGE_MODEL;
    end;
    function getLocalAttributes(P_TYPE_NAME varchar2, P_TYPE_OWNER VARCHAR2)
    return XMLType
    as
      V_ATTRIBUTE_COUNT     NUMBER := 0;
      V_TOTAL_ATTRIBUTES    NUMBER := 0;
      V_TEMP_RESULT         NUMBER;
      V_COLLECTION_TYPE     varchar2(32);
      V_COLLECTION_OWNER    varchar2(32);
      CURSOR FIND_CHILD_ATTRS
      is
      select ATTR_NAME, ATTR_TYPE_OWNER, ATTR_TYPE_NAME, INHERITED
        from ALL_TYPE_ATTRS
       where TYPE_NAME = P_TYPE_NAME
         and OWNER = P_TYPE_OWNER
         and INHERITED = 'NO'
       order by ATTR_NO;       
      V_ATTR                    DBMS_XMLDOM.DOMATTR;
      V_ATTRIBUTE_LIST      XMLTYPE;
      V_ATTRIBUTE_LIST_DOCUMENT DBMS_XMLDOM.DOMDOCUMENT;
      V_ATTRIBUTE_LIST_ROOT     DBMS_XMLDOM.DOMELEMENT;
      V_ATTRIBUTE           XMLTYPE;
      V_ATTRIBUTE_DOCUMENT                DBMS_XMLDOM.DOMDOCUMENT;
      V_ATTRIBUTE_ROOT                    DBMS_XMLDOM.DOMELEMENT;
      V_TYPE_DEFINITION     XMLTYPE;
      V_TYPE_DEFINITION_DOCUMENT  DBMS_XMLDOM.DOMDOCUMENT;
      V_TYPE_DEFINITION_ROOT      DBMS_XMLDOM.DOMELEMENT;
    begin    
      V_ATTRIBUTE_LIST          := makeElement('Attributes');
      V_ATTRIBUTE_LIST_DOCUMENT := DBMS_XMLDOM.NEWDOMDOCUMENT(V_ATTRIBUTE_LIST);
      V_ATTRIBUTE_LIST_ROOT     := DBMS_XMLDOM.GETDOCUMENTELEMENT(V_ATTRIBUTE_LIST_DOCUMENT);
      for ATTR in FIND_CHILD_ATTRS loop
        -- Finding Element / Attribute Name could be tricky. Use SQLName
        V_ATTRIBUTE          := makeElement(ATTR.ATTR_NAME);
        V_ATTRIBUTE_DOCUMENT := DBMS_XMLDOM.NEWDOMDOCUMENT(V_ATTRIBUTE);
        V_ATTRIBUTE_ROOT     := DBMS_XMLDOM.GETDOCUMENTELEMENT(V_ATTRIBUTE_DOCUMENT);
        begin
          -- Check for Attributes based on collection types, With Nested Table storage each Collection will cost 2 columns.
          select ELEM_TYPE_NAME, ELEM_TYPE_OWNER
            into V_COLLECTION_TYPE, V_COLLECTION_OWNER
            from ALL_COLL_TYPES
           where TYPE_NAME = ATTR.ATTR_TYPE_NAME
             and OWNER = ATTR.ATTR_TYPE_OWNER;
          -- -- dbms_output.put_line('Adding "' || ATTR.ATTR_NAME || '". Collection of "' || ATTR.ATTR_TYPE_OWNER || '"."' || ATTR.ATTR_TYPE_NAME || '".');
          -- Attribute is a Collection Type.
          -- Collection will be managed as a NESTED TABLE
          -- Each Collection cost 2 columns.
          -- May want to count the number of columns in the NESTED_TABLE at a later date.
          V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_ATTRIBUTE_DOCUMENT,'SQLCollType');
                         DBMS_XMLDOM.SETVALUE(V_ATTR,ATTR.ATTR_TYPE_NAME);
          V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ATTRIBUTE_ROOT,V_ATTR);
          V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_ATTRIBUTE_DOCUMENT,'SQLCollTypeOwner');
                         DBMS_XMLDOM.SETVALUE(V_ATTR,ATTR.ATTR_TYPE_OWNER);
          V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ATTRIBUTE_ROOT,V_ATTR);
          V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_ATTRIBUTE_DOCUMENT,'SQLType');
                         DBMS_XMLDOM.SETVALUE(V_ATTR,V_COLLECTION_TYPE);
          V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ATTRIBUTE_ROOT,V_ATTR);
          V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_ATTRIBUTE_DOCUMENT,'SQLTypeOwner');
                         DBMS_XMLDOM.SETVALUE(V_ATTR,V_COLLECTION_OWNER);
          V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ATTRIBUTE_ROOT,V_ATTR);
          V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_ATTRIBUTE_DOCUMENT,'columns');
                         DBMS_XMLDOM.SETVALUE(V_ATTR,2);
          V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ATTRIBUTE_ROOT,V_ATTR);
        exception
          when no_data_found then
            -- Attribute is not a collection type.
            begin
              -- Check for Attributes based on non-scalar types.
              select 1
                into V_TEMP_RESULT
                from ALL_TYPES
               where TYPE_NAME = ATTR.ATTR_TYPE_NAME
                 and OWNER = ATTR.ATTR_TYPE_OWNER;
              -- Attribute is based on a non-scalar type. Find the Storage Model for this type.
              V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_ATTRIBUTE_DOCUMENT,'SQLType');
                             DBMS_XMLDOM.SETVALUE(V_ATTR,ATTR.ATTR_TYPE_NAME);
              V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ATTRIBUTE_ROOT,V_ATTR);
              V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_ATTRIBUTE_DOCUMENT,'SQLTypeOwner');
                             DBMS_XMLDOM.SETVALUE(V_ATTR,ATTR.ATTR_TYPE_OWNER);
              V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ATTRIBUTE_ROOT,V_ATTR);
              V_TYPE_DEFINITION            := findStorageModel(ATTR.ATTR_TYPE_NAME, ATTR.ATTR_TYPE_OWNER, 'YES');   
              V_TYPE_DEFINITION_DOCUMENT   := DBMS_XMLDOM.NEWDOMDOCUMENT(V_TYPE_DEFINITION);
              V_TYPE_DEFINITION_ROOT       := DBMS_XMLDOM.GETDOCUMENTELEMENT(V_TYPE_DEFINITION_DOCUMENT);
              V_ATTRIBUTE_COUNT            := DBMS_XMLDOM.GETATTRIBUTE(V_TYPE_DEFINITION_ROOT,'columns');
              V_TYPE_DEFINITION_ROOT       := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.IMPORTNODE(V_ATTRIBUTE_DOCUMENT,DBMS_XMLDOM.MAKENODE(V_TYPE_DEFINITION_ROOT),TRUE));
              V_TYPE_DEFINITION_ROOT       := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.APPENDCHILD(DBMS_XMLDOM.MAKENODE(V_ATTRIBUTE_ROOT),DBMS_XMLDOM.MAKENODE(V_TYPE_DEFINITION_ROOT)));
              DBMS_XMLDOM.FREEDOCUMENT(V_TYPE_DEFINITION_DOCUMENT);
              if (ATTR.ATTR_TYPE_NAME = 'XDB$ENUM_T' and ATTR.ATTR_TYPE_OWNER = 'XDB') then
                -- The cost of a XDB$ENUM_T is 2 columns
                V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_ATTRIBUTE_DOCUMENT,'columns');
                               DBMS_XMLDOM.SETVALUE(V_ATTR,2);
                V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ATTRIBUTE_ROOT,V_ATTR);
              else
                -- The cost of a non scalar Type is the number of attributes plus one for Type and one for the TYPEID.
                V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_ATTRIBUTE_DOCUMENT,'columns');
                               DBMS_XMLDOM.SETVALUE(V_ATTR,V_ATTRIBUTE_COUNT + 2);
                V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ATTRIBUTE_ROOT,V_ATTR);
              end if;
            exception
              when no_data_found then
                 -- Attribute is based on a scalar type
                 V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_ATTRIBUTE_DOCUMENT,'SQLType');
                                DBMS_XMLDOM.SETVALUE(V_ATTR,ATTR.ATTR_TYPE_NAME);
                 V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ATTRIBUTE_ROOT,V_ATTR);
                 V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_ATTRIBUTE_DOCUMENT,'columns');
                                DBMS_XMLDOM.SETVALUE(V_ATTR,1);
                 V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ATTRIBUTE_ROOT,V_ATTR);
            end;
        end;
        V_TOTAL_ATTRIBUTES     := V_TOTAL_ATTRIBUTES + DBMS_XMLDOM.GETATTRIBUTE(V_ATTRIBUTE_ROOT,'columns');
        V_ATTRIBUTE_ROOT       := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.IMPORTNODE(V_ATTRIBUTE_LIST_DOCUMENT,DBMS_XMLDOM.MAKENODE(V_ATTRIBUTE_ROOT),TRUE));
        V_ATTRIBUTE_ROOT       := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.APPENDCHILD(DBMS_XMLDOM.MAKENODE(V_ATTRIBUTE_LIST_ROOT),DBMS_XMLDOM.MAKENODE(V_ATTRIBUTE_ROOT)));
        DBMS_XMLDOM.FREEDOCUMENT(V_ATTRIBUTE_DOCUMENT);
        if (V_TOTAL_ATTRIBUTES > 25000) then
          exit;
        end if;
      end loop;
      V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_ATTRIBUTE_LIST_DOCUMENT,'columns');
                     DBMS_XMLDOM.SETVALUE(V_ATTR,V_TOTAL_ATTRIBUTES);
      V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ATTRIBUTE_LIST_ROOT,V_ATTR);
      return V_ATTRIBUTE_LIST;
    end;
    function getSubTypes(P_TYPE_NAME VARCHAR2, P_TYPE_OWNER VARCHAR2)
    return XMLType
    as
      CURSOR FIND_SUBTYPES
      is
      select TYPE_NAME, OWNER
        from ALL_TYPES
       where SUPERTYPE_NAME  = P_TYPE_NAME
         and SUPERTYPE_OWNER = P_TYPE_OWNER; 
      CURSOR FIND_SUBTYPE_HEIRARCHY
      is
      select LEVEL, TYPE_NAME, OWNER
        from ALL_TYPES
       where TYPE_NAME <> P_TYPE_NAME
         and OWNER <> P_TYPE_OWNER
             connect by SUPERTYPE_NAME = PRIOR TYPE_NAME
                    and SUPERTYPE_OWNER = PRIOR OWNER
             start with TYPE_NAME = P_TYPE_NAME
                    and OWNER = P_TYPE_OWNER;
      V_SUBTYPE_LIST                 XMLType;
      V_SUBTYPE_LIST_DOCUMENT        DBMS_XMLDOM.DOMDOCUMENT;
      V_SUBTYPE_LIST_ROOT            DBMS_XMLDOM.DOMELEMENT;
      V_TYPE_DEFINITION              XMLType;
      V_TYPE_DEFINITION_DOCUMENT     DBMS_XMLDOM.DOMDOCUMENT;
      V_TYPE_DEFINITION_ROOT         DBMS_XMLDOM.DOMELEMENT;
      V_SUBTYPE_DEFINITIONS          XMLType;
      V_SUBTYPE_DEFINITIONS_DOCUMENT DBMS_XMLDOM.DOMDOCUMENT;
      V_SUBTYPE_DEFINITIONS_ROOT     DBMS_XMLDOM.DOMELEMENT;
      V_ATTRIBUTE_LIST               XMLType;
      V_ATTRIBUTE_LIST_DOCUMENT      DBMS_XMLDOM.DOMDOCUMENT;
      V_ATTRIBUTE_LIST_ROOT          DBMS_XMLDOM.DOMELEMENT;
      V_SUBTYPES_EXIST               BOOLEAN := FALSE;
      V_TOTAL_columns                number;
      V_ATTRIBUTE_COUNT              number;
      V_ATTR                         DBMS_XMLDOM.DOMATTR;
      V_COMPLEX_TYPE                 VARCHAR2(256);
    begin
      V_SUBTYPE_LIST          := makeElement('SubTypeDefinitions');
      V_SUBTYPE_LIST_DOCUMENT := DBMS_XMLDOM.NEWDOMDOCUMENT(V_SUBTYPE_LIST);
      V_SUBTYPE_LIST_ROOT     := DBMS_XMLDOM.GETDOCUMENTELEMENT(V_SUBTYPE_LIST_DOCUMENT);
      V_TOTAL_columns := 0;
      for t in FIND_SUBTYPES() loop
        V_SUBTYPES_EXIST  := TRUE;
        V_TYPE_DEFINITION            := makeElement(t.TYPE_NAME);
        V_TYPE_DEFINITION_DOCUMENT   := DBMS_XMLDOM.NEWDOMDOCUMENT(V_TYPE_DEFINITION);
        V_TYPE_DEFINITION_ROOT       := DBMS_XMLDOM.GETDOCUMENTELEMENT(V_TYPE_DEFINITION_DOCUMENT);
        V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_TYPE_DEFINITION_DOCUMENT,'SQLTypeOwner');
                       DBMS_XMLDOM.SETVALUE(V_ATTR,t.OWNER);
        V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_TYPE_DEFINITION_ROOT,V_ATTR);
        begin
          select x.XMLDATA.NAME
            into V_COMPLEX_TYPE
            from XDB.XDB$COMPLEX_TYPE x
           where x.XMLDATA.SQLTYPE = t.TYPE_NAME
             and x.XMLDATA.SQLSCHEMA = t.OWNER;
          V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_TYPE_DEFINITION_DOCUMENT,'type');
                         DBMS_XMLDOM.SETVALUE(V_ATTR,V_COMPLEX_TYPE);
          V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_TYPE_DEFINITION_ROOT,V_ATTR);
          -- Consider adding Schema URL Attribute
        exception
          when no_data_found then
            null;
          when others then
            raise;
        end;
        V_ATTRIBUTE_LIST            := getLocalAttributes(t.TYPE_NAME, t.OWNER);  
        V_ATTRIBUTE_LIST_DOCUMENT   := DBMS_XMLDOM.NEWDOMDOCUMENT(V_ATTRIBUTE_LIST);
        V_ATTRIBUTE_LIST_ROOT       := DBMS_XMLDOM.GETDOCUMENTELEMENT(V_ATTRIBUTE_LIST_DOCUMENT);
        V_ATTRIBUTE_COUNT           := DBMS_XMLDOM.GETATTRIBUTE(V_ATTRIBUTE_LIST_ROOT,'columns');
        V_ATTRIBUTE_LIST_ROOT       := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.IMPORTNODE(V_TYPE_DEFINITION_DOCUMENT,DBMS_XMLDOM.MAKENODE(V_ATTRIBUTE_LIST_ROOT),TRUE));
        V_ATTRIBUTE_LIST_ROOT       := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.APPENDCHILD(DBMS_XMLDOM.MAKENODE(V_TYPE_DEFINITION_ROOT),DBMS_XMLDOM.MAKENODE(V_ATTRIBUTE_LIST_ROOT)));
        DBMS_XMLDOM.FREEDOCUMENT(V_ATTRIBUTE_LIST_DOCUMENT);
        V_SUBTYPE_DEFINITIONS       := getSubTypes(t.TYPE_NAME,t.OWNER);
        if (V_SUBTYPE_DEFINITIONS is not NULL) then
          V_SUBTYPE_DEFINITIONS_DOCUMENT   := DBMS_XMLDOM.NEWDOMDOCUMENT(V_SUBTYPE_DEFINITIONS);
          V_SUBTYPE_DEFINITIONS_ROOT       := DBMS_XMLDOM.GETDOCUMENTELEMENT(V_SUBTYPE_DEFINITIONS_DOCUMENT);
          V_ATTRIBUTE_COUNT                := V_ATTRIBUTE_COUNT + DBMS_XMLDOM.GETATTRIBUTE(V_SUBTYPE_DEFINITIONS_ROOT,'columns');
          V_SUBTYPE_DEFINITIONS_ROOT       := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.IMPORTNODE(V_TYPE_DEFINITION_DOCUMENT,DBMS_XMLDOM.MAKENODE(V_SUBTYPE_DEFINITIONS_ROOT),TRUE));
          V_SUBTYPE_DEFINITIONS_ROOT       := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.APPENDCHILD(DBMS_XMLDOM.MAKENODE(V_TYPE_DEFINITION_ROOT),DBMS_XMLDOM.MAKENODE(V_SUBTYPE_DEFINITIONS_ROOT)));
        end if;
        V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_TYPE_DEFINITION_DOCUMENT,'columns');
                       DBMS_XMLDOM.SETVALUE(V_ATTR,V_ATTRIBUTE_COUNT);
        V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_TYPE_DEFINITION_ROOT,V_ATTR);
        V_TYPE_DEFINITION_ROOT       := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.IMPORTNODE(V_SUBTYPE_LIST_DOCUMENT,DBMS_XMLDOM.MAKENODE(V_TYPE_DEFINITION_ROOT),TRUE));
        V_TYPE_DEFINITION_ROOT       := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.APPENDCHILD(DBMS_XMLDOM.MAKENODE(V_SUBTYPE_LIST_ROOT),DBMS_XMLDOM.MAKENODE(V_TYPE_DEFINITION_ROOT)));
        V_TOTAL_columns := V_TOTAL_columns + V_ATTRIBUTE_COUNT;
      end loop;
      if (V_SUBTYPES_EXIST) then
        V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_SUBTYPE_LIST_DOCUMENT,'columns');
                       DBMS_XMLDOM.SETVALUE(V_ATTR,V_TOTAL_columns);
        V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_SUBTYPE_LIST_ROOT,V_ATTR);
        return V_SUBTYPE_LIST;
      else
        return NULL;
      end if;
    end;
    function findSuperTypeModel(P_TYPE_NAME VARCHAR2, P_TYPE_OWNER VARCHAR2)
    return XMLType
    as
    begin
      -- dbms_output.put_line('Processing Super Type : "' || P_TYPE_OWNER || '"."' || P_TYPE_NAME || '"');
      return findStorageModel(P_TYPE_NAME, P_TYPE_OWNER,'NO');
    end;
    function getStorageModel(P_TYPE_NAME VARCHAR2, P_TYPE_OWNER VARCHAR2, P_INCLUDE_SUBTYPES VARCHAR2 DEFAULT 'YES')
    return XMLType
    as
      V_TYPE_DEFINITION      XMLTYPE;
      V_ATTRIBUTE_COUNT      NUMBER := 0;
      SUBTYPE_STORAGE_MODEL  XMLTYPE;
      V_SUPERTYPE_DEFINITION XMLTYPE;
      V_SUPERTYPE_DOCUMENT   DBMS_XMLDOM.DOMDOCUMENT;
      V_SUPERTYPE_ROOT       DBMS_XMLDOM.DOMELEMENT;
      V_SUBTYPE_DEFINITION XMLTYPE;
      V_SUBTYPE_DOCUMENT   DBMS_XMLDOM.DOMDOCUMENT;
      V_SUBTYPE_ROOT       DBMS_XMLDOM.DOMELEMENT;
      V_ATTRIBUTE_LIST          XMLTYPE;
      V_ATTRIBUTE_LIST_DOCUMENT DBMS_XMLDOM.DOMDOCUMENT;
      V_ATTRIBUTE_LIST_ROOT     DBMS_XMLDOM.DOMELEMENT;
      cursor FIND_SUPERTYPE_HEIRARCHY
      is
      select TYPE_NAME, OWNER
        from ALL_TYPES
       where TYPE_NAME <> P_TYPE_NAME
         and OWNER <> P_TYPE_OWNER
             connect by TYPE_NAME = PRIOR SUPERTYPE_NAME
                    and OWNER = PRIOR SUPERTYPE_OWNER
             start with TYPE_NAME = P_TYPE_NAME
                    and OWNER = P_TYPE_OWNER
       order by LEVEL;
      V_COMPLEX_TYPE        varchar2(256);
      V_SUPERTYPE_NAME      varchar2(256);
      v_SUPERTYPE_OWNER     varchar2(256);
      V_DOCUMENT            DBMS_XMLDOM.DOMDOCUMENT;
      V_ROOT                DBMS_XMLDOM.DOMELEMENT;
      V_ATTR                DBMS_XMLDOM.DOMATTR;
    begin
      -- dbms_output.put_line('Generating Storage Model for : "' || P_TYPE_OWNER || '"."' || P_TYPE_NAME || '"');
      V_TYPE_DEFINITION := makeElement(P_TYPE_NAME);
      V_DOCUMENT  := DBMS_XMLDOM.NEWDOMDOCUMENT(V_TYPE_DEFINITION);
      V_ROOT      := DBMS_XMLDOM.GETDOCUMENTELEMENT(V_DOCUMENT);
      V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_DOCUMENT,'SQLTypeOwner');
                     DBMS_XMLDOM.SETVALUE(V_ATTR,P_TYPE_OWNER);
      V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ROOT,V_ATTR);
      begin
        select x.XMLDATA.NAME
          into V_COMPLEX_TYPE
          from XDB.XDB$COMPLEX_TYPE x
         where x.XMLDATA.SQLTYPE = P_TYPE_NAME
           and x.XMLDATA.SQLSCHEMA = P_TYPE_OWNER;
        V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_DOCUMENT,'type');
                       DBMS_XMLDOM.SETVALUE(V_ATTR,V_COMPLEX_TYPE);
        V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ROOT,V_ATTR);
        -- Consider adding Schema URL Attribute
      exception
        when no_data_found then
          null;
        when others then
          raise;
      end;
      select SUPERTYPE_NAME, SUPERTYPE_OWNER
        into V_SUPERTYPE_NAME, V_SUPERTYPE_OWNER
        from ALL_TYPES
       where TYPE_NAME = P_TYPE_NAME
         and OWNER = P_TYPE_OWNER;
      -- Process SuperType. 
      if (V_SUPERTYPE_NAME is not null) then
        V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_DOCUMENT,'SQLParentType');
                       DBMS_XMLDOM.SETVALUE(V_ATTR,V_SUPERTYPE_NAME);
        V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ROOT,V_ATTR);
        V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_DOCUMENT,'SQLParentTypeOwner');
                       DBMS_XMLDOM.SETVALUE(V_ATTR,V_SUPERTYPE_OWNER);
        V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ROOT,V_ATTR);
        -- Find the Definition for the super type. Do not include the definition of it's subtypes.
        V_SUPERTYPE_DEFINITION := findSuperTypeModel(V_SUPERTYPE_NAME, V_SUPERTYPE_OWNER);
        -- -- dbms_output.put_line(dbms_lob.substr(V_SUPERTYPE_DEFINITION.getClobVal(),1000,1));
        V_SUPERTYPE_DOCUMENT   := DBMS_XMLDOM.NEWDOMDOCUMENT(V_SUPERTYPE_DEFINITION);
        V_SUPERTYPE_ROOT       := DBMS_XMLDOM.GETDOCUMENTELEMENT(V_SUPERTYPE_DOCUMENT);
        V_ATTRIBUTE_COUNT      := V_ATTRIBUTE_COUNT + DBMS_XMLDOM.GETATTRIBUTE(V_SUPERTYPE_ROOT,'columns');
        V_SUPERTYPE_ROOT       := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.IMPORTNODE(V_DOCUMENT,DBMS_XMLDOM.MAKENODE(V_SUPERTYPE_ROOT),TRUE));
        V_SUPERTYPE_ROOT       := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.APPENDCHILD(DBMS_XMLDOM.MAKENODE(V_ROOT),DBMS_XMLDOM.MAKENODE(V_SUPERTYPE_ROOT)));
        DBMS_XMLDOM.FREEDOCUMENT(V_SUPERTYPE_DOCUMENT);
      end if;
      -- Process Attributes defined directly by the Type.
      V_ATTRIBUTE_LIST            := getLocalAttributes(P_TYPE_NAME, P_TYPE_OWNER);  
      V_ATTRIBUTE_LIST_DOCUMENT   := DBMS_XMLDOM.NEWDOMDOCUMENT(V_ATTRIBUTE_LIST);
      V_ATTRIBUTE_LIST_ROOT       := DBMS_XMLDOM.GETDOCUMENTELEMENT(V_ATTRIBUTE_LIST_DOCUMENT);
      V_ATTRIBUTE_COUNT           := V_ATTRIBUTE_COUNT + DBMS_XMLDOM.GETATTRIBUTE(V_ATTRIBUTE_LIST_ROOT,'columns');
      V_ATTRIBUTE_LIST_ROOT       := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.IMPORTNODE(V_DOCUMENT,DBMS_XMLDOM.MAKENODE(V_ATTRIBUTE_LIST_ROOT),TRUE));
      V_ATTRIBUTE_LIST_ROOT       := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.APPENDCHILD(DBMS_XMLDOM.MAKENODE(V_ROOT),DBMS_XMLDOM.MAKENODE(V_ATTRIBUTE_LIST_ROOT)));
      DBMS_XMLDOM.FREEDOCUMENT(V_ATTRIBUTE_LIST_DOCUMENT);
      if (P_INCLUDE_SUBTYPES = 'YES') then
        -- Process any Sub-Types...
        V_SUBTYPE_DEFINITION := getSubTypes(P_TYPE_NAME, P_TYPE_OWNER);
        if (V_SUBTYPE_DEFINITION is not null) then
          V_SUBTYPE_DOCUMENT   := DBMS_XMLDOM.NEWDOMDOCUMENT(V_SUBTYPE_DEFINITION);
          V_SUBTYPE_ROOT       := DBMS_XMLDOM.GETDOCUMENTELEMENT(V_SUBTYPE_DOCUMENT);
          V_ATTRIBUTE_COUNT    := V_ATTRIBUTE_COUNT + DBMS_XMLDOM.GETATTRIBUTE(V_SUBTYPE_ROOT,'columns');
          V_SUBTYPE_ROOT       := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.IMPORTNODE(V_DOCUMENT,DBMS_XMLDOM.MAKENODE(V_SUBTYPE_ROOT),TRUE));
          V_SUBTYPE_ROOT       := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.APPENDCHILD(DBMS_XMLDOM.MAKENODE(V_ROOT),DBMS_XMLDOM.MAKENODE(V_SUBTYPE_ROOT)));   
          DBMS_XMLDOM.FREEDOCUMENT(V_SUBTYPE_DOCUMENT);
        end if;
      end if;
      V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_DOCUMENT,'columns');
                     DBMS_XMLDOM.SETVALUE(V_ATTR,V_ATTRIBUTE_COUNT);
      V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ROOT,V_ATTR);
      -- Cache the type definition.
      -- dbms_output.put_line('Cached Storage Model for "' || P_TYPE_OWNER || '.' || P_TYPE_NAME || '".');
      insert into XDBPM.XDBPM_STORAGE_MODEL_CACHE (TYPE_NAME, TYPE_OWNER, EXTENDED_DEFINITION, STORAGE_MODEL) VALUES (P_TYPE_NAME, P_TYPE_OWNER, P_INCLUDE_SUBTYPES, V_TYPE_DEFINITION);
      return V_TYPE_DEFINITION;
    end;
    function findStorageModel(P_TYPE_NAME VARCHAR2, P_TYPE_OWNER VARCHAR2, P_INCLUDE_SUBTYPES VARCHAR2 DEFAULT 'YES')
    -- Find the Storage Model for the Base Type.
    -- If the type is derived from another type we need the storage model of the Base Type
    -- As storage models are calculated they are cached in the global temporary table XDBPM_STORAGE_MODEL_CACHE. This makes
    -- the process much more efficient. A global temporary table is used to minimize memory usage.
    return XMLType
    as
      V_STORAGE_MODEL          XMLType;
      V_STORAGE_MODEL_DOCUMENT DBMS_XMLDOM.DOMDOCUMENT;
      V_STORAGE_MODEL_ROOT     DBMS_XMLDOM.DOMELEMENT;
      V_ATTRIBUTE_COUNT        VARCHAR2(10);
    begin
      dbms_output.put_line('findStorageModel(' || G_DEPTH_COUNT || ') : Processing "' || P_TYPE_OWNER || '"."' || P_TYPE_NAME || '".' );
      begin
        SELECT STORAGE_MODEL
          into V_STORAGE_MODEL
          from XDBPM.XDBPM_STORAGE_MODEL_CACHE
         where TYPE_NAME = P_TYPE_NAME
           and TYPE_OWNER = P_TYPE_OWNER
           and EXTENDED_DEFINITION = P_INCLUDE_SUBTYPES;
         -- dbms_output.put_line('Resolved Storage Model from cache.');
      exception
        when no_data_found then
          G_DEPTH_COUNT := G_DEPTH_COUNT + 1;
          V_STORAGE_MODEL := getStorageModel(P_TYPE_NAME,P_TYPE_OWNER, P_INCLUDE_SUBTYPES);
          G_DEPTH_COUNT := G_DEPTH_COUNT - 1; 
        when others then
          raise;
      end;
      V_STORAGE_MODEL_DOCUMENT := DBMS_XMLDOM.NEWDOMDOCUMENT(V_STORAGE_MODEL);
      V_STORAGE_MODEL_ROOT     := DBMS_XMLDOM.GETDOCUMENTELEMENT(V_STORAGE_MODEL_DOCUMENT);
      V_ATTRIBUTE_COUNT          := DBMS_XMLDOM.GETATTRIBUTE(V_STORAGE_MODEL_ROOT,'columns');
      dbms_output.put_line('findStorageModel : Attribute Count for "' || P_TYPE_OWNER || '"."' || P_TYPE_NAME || '" = ' || V_ATTRIBUTE_COUNT || '.' );
      return V_STORAGE_MODEL;
    end;
    function analyzeStorageModel(P_COMPLEX_TYPE_NAME VARCHAR2, P_TYPE_NAME VARCHAR2, P_TYPE_OWNER VARCHAR2)
    -- Generate a map showing the number of columns required to persist an instance of the SQL type.
    return XMLType
    as
      V_STORAGE_MODEL       XMLTYPE;
      V_COUNT               NUMBER := 0;
      V_DOCUMENT            DBMS_XMLDOM.DOMDOCUMENT;
      V_ROOT                DBMS_XMLDOM.DOMELEMENT;
      V_ATTR                DBMS_XMLDOM.DOMATTR;
      V_MODEL               DBMS_XMLDOM.DOMELEMENT;
      V_TYPE_DEFINITION     DBMS_XMLDOM.DOMELEMENT;
    begin
      V_STORAGE_MODEL := makeElement(P_COMPLEX_TYPE_NAME);
      V_DOCUMENT  := DBMS_XMLDOM.NEWDOMDOCUMENT(V_STORAGE_MODEL);
      V_ROOT      := DBMS_XMLDOM.GETDOCUMENTELEMENT(V_DOCUMENT);
      V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_DOCUMENT,'SQLType');
                     DBMS_XMLDOM.SETVALUE(V_ATTR,P_TYPE_NAME);
      V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ROOT,V_ATTR);
      V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_DOCUMENT,'SQLTypeOwner');
                     DBMS_XMLDOM.SETVALUE(V_ATTR,P_TYPE_OWNER);
      V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ROOT,V_ATTR);
      V_TYPE_DEFINITION   := DBMS_XMLDOM.GETDOCUMENTELEMENT(DBMS_XMLDOM.NEWDOMDOCUMENT(findStorageModel(P_TYPE_NAME, P_TYPE_OWNER, 'YES')));
      V_TYPE_DEFINITION   := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.IMPORTNODE(V_DOCUMENT,DBMS_XMLDOM.MAKENODE(V_TYPE_DEFINITION),TRUE));
      V_TYPE_DEFINITION   := DBMS_XMLDOM.MAKEELEMENT(DBMS_XMLDOM.APPENDCHILD(DBMS_XMLDOM.MAKENODE(V_ROOT),DBMS_XMLDOM.MAKENODE(V_TYPE_DEFINITION)));
      V_ATTR      := DBMS_XMLDOM.CREATEATTRIBUTE(V_DOCUMENT,'columns');
                     DBMS_XMLDOM.SETVALUE(V_ATTR,DBMS_XMLDOM.GETATTRIBUTE(V_TYPE_DEFINITION,'columns'));
      V_ATTR      := DBMS_XMLDOM.SETATTRIBUTENODE(V_ROOT,V_ATTR);
      return  V_STORAGE_MODEL;
    end;
    function analyzeStorageModel(P_COMPLEX_TYPE_NAME VARCHAR2)
    return XMLTYPE
    -- Generate a map showing the number of columns required to persist an instance of the complex type.
    as
      pragma autonomous_transaction;
      V_SQLTYPE           VARCHAR2(128);
      V_SQLSCHEMA         VARCHAR2(32);
      V_RESULT            XMLType;
    begin
    G_DEPTH_COUNT := 0;
    select ct.XMLDATA.SQLTYPE, ct.XMLDATA.SQLSCHEMA
        into V_SQLTYPE, V_SQLSCHEMA
        from XDB.XDB$COMPLEX_TYPE ct, XDB.XDB$SCHEMA s
       where ct.XMLDATA.NAME = P_COMPLEX_TYPE_NAME
         and ref(s) = ct.XMLDATA.PARENT_SCHEMA
         and s.XMLDATA.SCHEMA_OWNER = USER;
      delete from XDBPM.XDBPM_STORAGE_MODEL_CACHE;
      -- delete from XDBPM.XDBPM_STORAGE_MODEL;
      V_RESULT := analyzeStorageModel(P_COMPLEX_TYPE_NAME,V_SQLTYPE,V_SQLSCHEMA);
      COMMIT;
      return V_RESULT;
    exception
      when no_data_found then
        -- dbms_output.put_line('Unable to find SQLType mapping for complexType : "' || USER || '"."' || P_COMPLEX_TYPE_NAME || '".' );
        return null;
      when others then
        raise;
    end;
    function analyzeSQLType(ATTR_NAME VARCHAR2, TARGET_TYPE_NAME VARCHAR2, TARGET_TYPE_OWNER VARCHAR2)
    return XMLType
    as
       ROOT_NODE_NAME   VARCHAR2(128);
       ATTR_DETAIL      XMLTYPE;
       XPATH_EXPRESSION VARCHAR2(129);
       CURSOR FIND_CHILD_ATTRS is
         select ATTR_NAME, ATTR_TYPE_OWNER, ATTR_TYPE_NAME, INHERITED
           from ALL_TYPE_ATTRS
          where OWNER = TARGET_TYPE_OWNER
            and TYPE_NAME = TARGET_TYPE_NAME
          order by ATTR_NO;       
       CHILD_ATTR  XMLTYPE;
       ATTR_COUNT NUMBER := 0;
       TEMP number;
       COLLECTION_TYPE_NAME  varchar2(256);
       COLLECTION_TYPE_OWNER varchar2(256);
    begin
      -- -- dbms_output.put_line('Processing Attribute ' || ATTR_NAME || ' of ' || TARGET_TYPE_OWNER || '.' || TARGET_TYPE_NAME );
      ATTR_DETAIL := makeElement(ATTR_NAME);
      XPATH_EXPRESSION := '/' || ATTR_DETAIL.GETROOTELEMENT();
      for ATTR in FIND_CHILD_ATTRS loop
        begin
          select ELEM_TYPE_NAME, ELEM_TYPE_OWNER
            into COLLECTION_TYPE_NAME, COLLECTION_TYPE_OWNER
            from ALL_COLL_TYPES
           where TYPE_NAME = ATTR.ATTR_TYPE_NAME
             and OWNER = ATTR.ATTR_TYPE_OWNER;
          CHILD_ATTR := analyzeSQLType(ATTR.ATTR_NAME, COLLECTION_TYPE_NAME, COLLECTION_TYPE_OWNER );
          ATTR_COUNT := ATTR_COUNT + CHILD_ATTR.extract('/' || CHILD_ATTR.GETROOTELEMENT()  || '/@sqlAttrs').getNumberVal();
          select appendChildXML(ATTR_DETAIL,XPATH_EXPRESSION,CHILD_ATTR)
            into ATTR_DETAIL
            from DUAL;
        exception
          when no_data_found then
            begin
              select 1
                into TEMP
                from ALL_TYPES
               where TYPE_NAME = ATTR.ATTR_TYPE_NAME
                and OWNER = ATTR.ATTR_TYPE_OWNER;
              CHILD_ATTR := analyzeSQLType(ATTR.ATTR_NAME, ATTR.ATTR_TYPE_NAME, ATTR.ATTR_TYPE_OWNER );
              ATTR_COUNT := ATTR_COUNT + CHILD_ATTR.extract('/' || CHILD_ATTR.GETROOTELEMENT() || '/@sqlAttrs').getNumberVal();
              select appendChildXML(ATTR_DETAIL,XPATH_EXPRESSION,CHILD_ATTR)
                into ATTR_DETAIL
                from DUAL;
            exception
             when no_data_found then
               ATTR_COUNT := ATTR_COUNT + 1;
            end;
        end;
      end loop;
      select insertChildXML(ATTR_DETAIL,XPATH_EXPRESSION,'@sqlAttrs',ATTR_COUNT)
        into ATTR_DETAIL
        from dual;
      return ATTR_DETAIL;
    end;
    function analyzeComplexType(COMPLEX_TYPE VARCHAR2)
    return XMLType
    as
      RESULT           xmltype;
      SQLTYPE          varchar2(128);
      SQLTYPE_OWNER    varchar2(32);
    begin
      select SQLTYPE, SQLTYPE_OWNER
        into SQLTYPE, SQLTYPE_OWNER
        from USER_XML_SCHEMAS,
             xmlTable
                xmlnamespaces
                  'http://www.w3.org/2001/XMLSchema' as "xsd",
                  'http://xmlns.oracle.com/xdb' as "xdb"
                '/xsd:schema/xsd:complexType'
                passing Schema
                columns
                COMPLEX_TYPE_NAME varchar2(4000) path '@name',
                SQLTYPE           varchar2(128)  path '@xdb:SQLType',
                SQLTYPE_OWNER     varchar2(32)   path '@xdb:SQLSchema'
       where COMPLEX_TYPE_NAME = COMPLEX_TYPE;
      result := analyzeSQLType(COMPLEX_TYPE,SQLTYPE,SQLTYPE_OWNER);
      select insertChildXML(RESULT,'/' || COMPLEX_TYPE,'@SQLType',SQLTYPE)
        into result
        from dual;
      return result;
    end;
    function showSQLTypes(schemaFolder varchar2) return XMLType
    is
      xmlSchema XMLTYPE;
    begin
      select xmlElement                                 
               "TypeList",                              
               xmlAgg                                   
                  xmlElement                             
                    "Schema",                            
                    xmlElement
                      "ResourceName",
                      extractValue(res,'/Resource/DisplayName')
                    xmlElement                         
                      "complexTypes",                  
                        select xmlAgg                               
                                 xmlElement              
                                   "complexType",        
                                   xmlElement           
                                     "name",             
                                     extractValue(value(XML),'/xsd:complexType/@name',XDB_NAMESPACES.XDBSCHEMA_PREFIXES)                          
                                   xmlElement            
                                     "SQLType",          
                                     extractValue(value(XML),'/xsd:complexType/@xdb:SQLType',XDB_NAMESPACES.XDBSCHEMA_PREFIXES)                            
                          from table                   
                                 xmlsequence           
                                   extract             
                                     xdburitype(p.path).getXML(),
                                     '/xsd:schema/xsd:complexType',
                                     XDB_NAMESPACES.XDBSCHEMA_PREFIXES
                               ) xml
                          -- order by extractValue(value(XML),'/xsd:complexType/@name',XDB_NAMESPACES.XDBSCHEMA_PREFIXES)
              ).extract('/*')                            
         into xmlSchema
         from path_view p                                
        where under_path(res,schemaFolder) = 1      
        order by extractValue(res,'/Resource/DisplayName');
      return xmlSchema;
    end;
    procedure renameCollectionTable (XMLTABLE varchar2, XPATH varchar2, COLLECTION_TABLE_PREFIX varchar2)
    as
       SYSTEM_GENERATED_NAME varchar2(256);
       COLLECTION_TABLE_NAME varchar2(256);
       CLUSTERED_INDEX_NAME  varchar2(256);
       PARENT_INDEX_NAME     varchar2(256);
       RENAME_STATEMENT varchar2(4000);
    begin
       COLLECTION_TABLE_NAME := COLLECTION_TABLE_PREFIX || '_TABLE';
       CLUSTERED_INDEX_NAME := COLLECTION_TABLE_PREFIX || '_DATA';
       PARENT_INDEX_NAME := COLLECTION_TABLE_PREFIX || '_LIST';
       select TABLE_NAME
         into SYSTEM_GENERATED_NAME
         from ALL_NESTED_TABLES
        where PARENT_TABLE_NAME = XMLTABLE
          and PARENT_TABLE_COLUMN = XPATH
          and OWNER = USER;
       RENAME_STATEMENT := 'alter table ' || USER || '."' || SYSTEM_GENERATED_NAME || '" rename to "' ||COLLECTION_TABLE_NAME || '"';
       -- -- dbms_output.put_line(RENAME_STATEMENT);
       execute immediate RENAME_STATEMENT;
       begin
         select INDEX_NAME
           into SYSTEM_GENERATED_NAME
           from ALL_INDEXES
          where TABLE_NAME = COLLECTION_TABLE_NAME
            and INDEX_TYPE = 'IOT - TOP'
            and OWNER = USER;
         RENAME_STATEMENT := 'alter index ' || USER || '."' || SYSTEM_GENERATED_NAME || '" rename to "' || CLUSTERED_INDEX_NAME || '"';
         -- -- dbms_output.put_line(RENAME_STATEMENT);
         execute immediate RENAME_STATEMENT;
       exception
         when NO_DATA_FOUND then
           null;
       end;
       begin
         select INDEX_NAME
           into SYSTEM_GENERATED_NAME
           from ALL_IND_columns
          where COLUMN_NAME = XPATH
            and TABLE_NAME =  XMLTABLE
            and TABLE_OWNER = USER;
         RENAME_STATEMENT := 'alter index ' || USER || '."' || SYSTEM_GENERATED_NAME || '" rename to "' || PARENT_INDEX_NAME || '"';
         -- -- dbms_output.put_line(RENAME_STATEMENT);
         execute immediate RENAME_STATEMENT;
       exception
         when NO_DATA_FOUND then
           null;
       end;
    end;
    function processNestedTable(currentLevel in out number, currentNode in out XMLType, query SYS_REFCURSOR)
    return XMLType
    is
      thisLevel  number;
      thisNode   xmlType;
      result xmlType;
    begin
      thisLevel := currentLevel;
      thisNode := currentNode;
      fetch query into currentLevel, currentNode;
      if (query%NOTFOUND) then
        currentLevel := -1;
      end if;
      while (currentLevel >= thisLevel) loop
        -- Next Node is a decendant of sibling of this Node.
        if (currentLevel > thisLevel) then
          -- Next Node is a decendant of this Node.
          result := processNestedTable(currentLevel, currentNode, query);
          select xmlElement
                    "Collection",
                    extract(thisNode,'/Collection/*'),
                    xmlElement
                      "NestedCollections",
                      result
             into thisNode
             from dual;
        else
          -- Next node is a sibling of this Node.
          result := processNestedTable(currentLevel, currentNode, query);
          select xmlconcat(thisNode,result) into thisNode from dual;
        end if;
      end loop;
      -- Next Node is a sibling of some ancestor of this node.
      return thisNode;
    end;
    function printNestedTables(XML_TABLE varchar2)
    return XMLType
    is
       query SYS_REFCURSOR;
       result XMLType;
       rootLevel number := 0;
       rootNode xmlType;
    begin
       open query for
            select level, xmlElement
                            "Collection",
                            xmlElement
                              "CollectionId",
                              PARENT_TABLE_COLUMN
                          ) as XML
              from USER_NESTED_TABLES
           connect by PRIOR TABLE_NAME = PARENT_TABLE_NAME
                   start with PARENT_TABLE_NAME = XML_TABLE;
        fetch query into rootLevel, rootNode;
        result := processNestedTable(rootLevel, rootNode, query);
        select xmlElement
                  "NestedTableStructure",
                  result
          into result
          from dual;
        return result;
    end;
    function generateSchemaFromTable(P_TABLE_NAME varchar2, P_OWNER varchar2 default USER)
    return XMLTYPE
    as
      xmlSchema XMLTYPE;
    begin
      select xmlElement
               "xsd:schema",
               xmlAttributes
                 'http://www.w3.org/2001/XMLSchema' as "xmlns:xsd",
                 'http://xmlns.oracle.com/xdb' as "xmlns:xdb"
               xmlElement
                 "xsd:element",
                 xmlAttributes
                   'ROWSET' as "name",
                   'rowset' as "type"
               xmlElement
                 "xsd:complexType",
                 xmlAttributes
                   'rowset' as "name"
                 xmlElement
                   "xsd:sequence",
                   xmlElement
                      "xsd:element",
                      xmlAttributes
                        'ROW' as "name",
                        table_name || '_T' as "type",
                        'unbounded' as "maxOccurs"
               xmlElement
                 "xsd:complexType",
                 xmlAttributes
                   table_name || '_T' as "name"
                 xmlElement
                   "xsd:sequence",
                     xmlAgg(ELEMENT order by INTERNAL_COLUMN_ID)
        into xmlSchema
        from (select TABLE_NAME, INTERNAL_COLUMN_ID,
                     case
                       when DATA_TYPE in ('VARCHAR2','CHAR') then
                         xmlElement
                           "xsd:element",
                           xmlattributes
                             column_name as "name",
                             decode(NULLABLE, 'Y', 0, 1) as "minOccurs",
                             column_name as "xdb:SQLName",
                             DATA_TYPE as "xdb:SQLType"
                           xmlElement
                             "xsd:simpleType",
                             xmlElement
                               "xsd:restriction",
                               xmlAttributes
                                 'xsd:string' as "base"
                               xmlElement
                                 "xsd:maxLength",
                                 xmlAttributes
                                   DATA_LENGTH  as "value"
                       when DATA_TYPE = 'NUMBER' then
                         xmlElement
                           "xsd:element",
                           xmlattributes
                             column_name as "name",
                             decode(NULLABLE, 'Y', 0, 1) as "minOccurs",
                             column_name as "xdb:SQLName",
                             DATA_TYPE as "xdb:SQLType"
                           xmlElement
                             "xsd:simpleType",
                             xmlElement
                               "xsd:restriction",
                               xmlAttributes
                                  decode(DATA_SCALE, 0, 'xsd:integer', 'xsd:double') as "base"
                               xmlElement
                                 "xsd:totalDigits",
                                 xmlAttributes
                                   DATA_PRECISION  as "value"
                       when DATA_TYPE = 'DATE' then
                         xmlElement
                           "xsd:element",
                           xmlattributes
                             column_name as "name",
                             decode(NULLABLE, 'Y', 0, 1) as "minOccurs",
                             'xsd:date' as "type",
                             column_name as "xdb:SQLName",
                             DATA_TYPE as "xdb:SQLType"
                       when DATA_TYPE like 'TIMESTAMP%WITH TIME ZONE' then
                         xmlElement
                           "xsd:element",
                           xmlattributes
                             column_name as "name",
                             decode(NULLABLE, 'Y', 0, 1) as "minOccurs",
                             'xsd:dateTime' as "type",
                             column_name as "xdb:SQLName",
                             DATA_TYPE as "xdb:SQLType"
                       else
                         xmlElement
                           "xsd:element",
                           xmlattributes
                             column_name as "name",
                             decode(NULLABLE, 'Y', 0, 1) as "minOccurs",
                             'xsd:anySimpleType' as "type",
                             column_name as "xdb:SQLName",
                             DATA_TYPE as "xdb:SQLType"
                     end ELEMENT
                from all_tab_cols c
               where c.TABLE_NAME = P_TABLE_NAME
                 and c.OWNER = P_OWNER
        group by TABLE_NAME;
      return xmlSchema;
    end;
    function appendElementList(V_ELEMENT_LIST IN OUT XDB.XDB$XMLTYPE_REF_LIST_T, V_CHILD_ELEMENT_LIST XDB.XDB$XMLTYPE_REF_LIST_T) return XDB.XDB$XMLTYPE_REF_LIST_T;
    function expandModel(P_MODEL XDB.XDB$MODEL_T) return XDB.XDB$XMLTYPE_REF_LIST_T;
    function expandChoiceList(P_CHOICE_LIST XDB.XDB$XMLTYPE_REF_LIST_T) return XDB.XDB$XMLTYPE_REF_LIST_T;
    function expandSequenceList(P_SEQUENCE_LIST XDB.XDB$XMLTYPE_REF_LIST_T) return XDB.XDB$XMLTYPE_REF_LIST_T;
    function expandGroupList(P_GROUP_LIST XDB.XDB$XMLTYPE_REF_LIST_T) return XDB.XDB$XMLTYPE_REF_LIST_T;
    function appendElementList(V_ELEMENT_LIST IN OUT XDB.XDB$XMLTYPE_REF_LIST_T, V_CHILD_ELEMENT_LIST XDB.XDB$XMLTYPE_REF_LIST_T)
    return XDB.XDB$XMLTYPE_REF_LIST_T
    as
    begin
      SELECT CAST
               SET
                 CAST(V_ELEMENT_LIST as XDBPM.XMLTYPE_REF_TABLE_T)
                 MULTISET UNION
                 CAST(V_CHILD_ELEMENT_LIST as XDBPM.XMLTYPE_REF_TABLE_T)
               as XDB.XDB$XMLTYPE_REF_LIST_T
        into V_ELEMENT_LIST
        from DUAL;
        return V_ELEMENT_LIST;     
    end;
    function expandModel(P_MODEL XDB.XDB$MODEL_T)
    return XDB.XDB$XMLTYPE_REF_LIST_T
    as
      V_ELEMENT_LIST       XDB.XDB$XMLTYPE_REF_LIST_T;
      V_CHILD_ELEMENT_LIST XDB.XDB$XMLTYPE_REF_LIST_T;
    begin
      V_ELEMENT_LIST := XDB.XDB$XMLTYPE_REF_LIST_T();
      if P_MODEL.ELEMENTS is not null then
        V_ELEMENT_LIST := P_MODEL.ELEMENTS;
      end if;
      if (P_MODEL.CHOICE_KIDS is not NULL) then
        V_CHILD_ELEMENT_LIST := expandChoiceList(P_MODEL.CHOICE_KIDS);
        V_ELEMENT_LIST := appendElementList(V_ELEMENT_LIST,V_CHILD_ELEMENT_LIST);
      end if;
      if (P_MODEL.SEQUENCE_KIDS is not NULL) then
        V_CHILD_ELEMENT_LIST := expandSequenceList(P_MODEL.SEQUENCE_KIDS);
        V_ELEMENT_LIST := appendElementList(V_ELEMENT_LIST,V_CHILD_ELEMENT_LIST);
      end if;
      -- Process ANYS
      if (P_MODEL.GROUPS is not NULL) then
        V_CHILD_ELEMENT_LIST := expandGroupList(P_MODEL.GROUPS);
        V_ELEMENT_LIST := appendElementList(V_ELEMENT_LIST,V_CHILD_ELEMENT_LIST);
      end if;
      return V_ELEMENT_LIST;
    end;
    function expandChoiceList(P_CHOICE_LIST XDB.XDB$XMLTYPE_REF_LIST_T)
    return XDB.XDB$XMLTYPE_REF_LIST_T
    as
      V_ELEMENT_LIST       XDB.XDB$XMLTYPE_REF_LIST_T;
      V_CHILD_ELEMENT_LIST XDB.XDB$XMLTYPE_REF_LIST_T;
      cursor getChoices is
      select c.XMLDATA MODEL
        from XDB.XDB$CHOICE_MODEL c, TABLE(P_CHOICE_LIST) cl
       where ref(c) = value(cl);
    begin
      V_ELEMENT_LIST := XDB.XDB$XMLTYPE_REF_LIST_T();
      for c in getChoices loop
        V_CHILD_ELEMENT_LIST := expandModel(c.MODEL);
        V_ELEMENT_LIST := appendElementList(V_ELEMENT_LIST,V_CHILD_ELEMENT_LIST);
      end loop;
      return V_ELEMENT_LIST;
    end;
    function expandSequenceList(P_SEQUENCE_LIST XDB.XDB$XMLTYPE_REF_LIST_T)
    return XDB.XDB$XMLTYPE_REF_LIST_T
    as
      V_ELEMENT_LIST       XDB.XDB$XMLTYPE_REF_LIST_T;
      V_CHILD_ELEMENT_LIST XDB.XDB$XMLTYPE_REF_LIST_T;
      cursor getSequences is
      select s.XMLDATA MODEL
        from XDB.XDB$SEQUENCE_MODEL s, TABLE(P_SEQUENCE_LIST) sl
       where ref(s) = value(sl);
    begin
      V_ELEMENT_LIST := XDB.XDB$XMLTYPE_REF_LIST_T();
      for s in getSequences loop
        V_CHILD_ELEMENT_LIST := expandModel(s.MODEL);
        V_ELEMENT_LIST := appendElementList(V_ELEMENT_LIST,V_CHILD_ELEMENT_LIST);
      end loop;
      return V_ELEMENT_LIST;
    end;
    function expandGroupList(P_GROUP_LIST XDB.XDB$XMLTYPE_REF_LIST_T)
    return XDB.XDB$XMLTYPE_REF_LIST_T
    as
      V_ELEMENT_LIST       XDB.XDB$XMLTYPE_REF_LIST_T;
      V_CHILD_ELEMENT_LIST XDB.XDB$XMLTYPE_REF_LIST_T;  V_MODEL  XDB.XDB$MODEL_T;
      cursor getGroups is
      SELECT CASE
               -- Return The MODEL Definition for the CHOICE, ALL or SEQUENCE
               WHEN gd.XMLDATA.ALL_KID is not NULL
                 THEN ( SELECT a.XMLDATA  from XDB.XDB$ALL_MODEL a where ref(a) = gd.XMLDATA.ALL_KID)
               WHEN gd.XMLDATA.SEQUENCE_KID is not NULL
                 THEN ( SELECT s.XMLDATA  from XDB.XDB$SEQUENCE_MODEL s where ref(s) = gd.XMLDATA.SEQUENCE_KID)
               WHEN gd.XMLDATA.CHOICE_KID is not NULL
                 THEN ( SELECT c.XMLDATA  from XDB.XDB$CHOICE_MODEL c where ref(c) = gd.XMLDATA.CHOICE_KID)
              END MODEL
         FROM XDB.XDB$GROUP_DEF gd, XDB.XDB$GROUP_REF gr, TABLE(P_GROUP_LIST) gl
        WHERE ref(gd) = gr.XMLDATA.GROUPREF_REF
          and ref(gr) = value(gl);
    begin
      V_ELEMENT_LIST := XDB.XDB$XMLTYPE_REF_LIST_T();
      for g in getGroups loop
        V_CHILD_ELEMENT_LIST := expandModel(g.MODEL);
        V_ELEMENT_LIST := appendElementList(V_ELEMENT_LIST,V_CHILD_ELEMENT_LIST);
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      return V_ELEMENT_LIST;
    end;
    function getComplexTypeElementList(P_COMPLEX_TYPE_REF REF XMLTYPE)
    return XDB.XDB$XMLTYPE_REF_LIST_T
    as
      V_MODEL        XDB.XDB$MODEL_T;
      V_BASE_TYPE    REF XMLTYPE;
      V_ELEMENT_LIST XDB.XDB$XMLTYPE_REF_LIST_T := XDB.XDB$XMLTYPE_REF_LIST_T();
    begin
      SELECT ct.XMLDATA.BASE_TYPE,
             CASE
               -- Return The MODEL Definition for the CHOICE, ALL or SEQUENCE
               WHEN ct.XMLDATA.ALL_KID is not NULL
                 THEN ( SELECT a.XMLDATA  from XDB.XDB$ALL_MODEL a where ref(a) = ct.XMLDATA.ALL_KID)
               WHEN ct.XMLDATA.SEQUENCE_KID is not NULL
                 THEN ( SELECT s.XMLDATA  from XDB.XDB$SEQUENCE_MODEL s where ref(s) = ct.XMLDATA.SEQUENCE_KID)
               WHEN ct.XMLDATA.CHOICE_KID is not NULL
                 THEN ( SELECT c.XMLDATA  from XDB.XDB$CHOICE_MODEL c where ref(c) = ct.XMLDATA.CHOICE_KID)
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                 -- COMPLEXTYPE is based on a GROUP.
                 THEN (
                         -- RETURN The CHOICE, ALL or SEQUENCE for GROUP
                         SELECT CASE
                                  WHEN gd.XMLDATA.ALL_KID is not NULL
                                    THEN ( SELECT a.XMLDATA  from XDB.XDB$ALL_MODEL a where ref(a) = gd.XMLDATA.ALL_KID)
                                  WHEN gd.XMLDATA.SEQUENCE_KID is not NULL
                                    THEN ( SELECT s.XMLDATA  from XDB.XDB$SEQUENCE_MODEL s where ref(s) = gd.XMLDATA.SEQUENCE_KID)
                                  WHEN gd.XMLDATA.CHOICE_KID is not NULL
                                    THEN ( SELECT c.XMLDATA  from XDB.XDB$CHOICE_MODEL c where ref(c) = gd.XMLDATA.CHOICE_KID)
                                  END
                             FROM XDB.XDB$GROUP_DEF gd, xdb.xdb$GROUP_REF gr
                            WHERE ref(gd) = gr.XMLDATA.GROUPREF_REF
                              and ref(gr) = ct.XMLDATA.GROUP_KID
    --           WHEN ct.XMLDATA.COMPLEXCONTENT.RESTRICTION.ALL_KID is not NULL
    --             THEN ( SELECT a.XMLDATA  from XDB.XDB$ALL_MODEL a where ref(a) = ct.XMLDATA.COMPLEXCONTENT.RESTRICTION.ALL_KID)
    --           WHEN ct.XMLDATA.COMPLEXCONTENT.RESTRICTION.SEQUENCE_KID is not NULL
    --            THEN ( SELECT s.XMLDATA  from XDB.XDB$SEQUENCE_MODEL s where ref(s) = ct.XMLDATA.COMPLEXCONTENT.RESTRICTION.SEQUENCE_KID)
    --           WHEN ct.XMLDATA.COMPLEXCONTENT.RESTRICTION.CHOICE_KID is not NULL
    --             THEN ( SELECT c.XMLDATA  from XDB.XDB$CHOICE_MODEL c where ref(c) = ct.XMLDATA.COMPLEXCONTENT.RESTRICTION.CHOICE_KID)
    --           WHEN ct.XMLDATA.COMPLEXCONTENT.RESTRICTION.GROUP_KID is not NULL
    --             -- COMPLEXTYPE is based on a GROUP.
    --             THEN (
    --                     -- RETURN The CHOICE, ALL or SEQUENCE for GROUP
    --                     SELECT CASE
    --                              WHEN gd.XMLDATA.ALL_KID is not NULL
    --                                THEN ( SELECT a.XMLDATA  from XDB.XDB$ALL_MODEL a where ref(a) = gd.XMLDATA.ALL_KID)
    --                              WHEN gd.XMLDATA.SEQUENCE_KID is not NULL
    --                                THEN ( SELECT s.XMLDATA  from XDB.XDB$SEQUENCE_MODEL s where ref(s) = gd.XMLDATA.SEQUENCE_KID)
    --                              WHEN gd.XMLDATA.CHOICE_KID is not NULL
    --                                THEN ( SELECT c.XMLDATA  from XDB.XDB$CHOICE_MODEL c where ref(c) = gd.XMLDATA.CHOICE_KID)
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    --                         FROM XDB.XDB$GROUP_DEF gd, xdb.xdb$GROUP_REF gr
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    --                          and ref(gr) = ct.XMLDATA.COMPLEXCONTENT.RESTRICTION.GROUP_KID
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                 THEN ( SELECT a.XMLDATA  from XDB.XDB$ALL_MODEL a where ref(a) = ct.XMLDATA.COMPLEXCONTENT.EXTENSION.ALL_KID)
               WHEN ct.XMLDATA.COMPLEXCONTENT.EXTENSION.SEQUENCE_KID is not NULL
                 THEN ( SELECT s.XMLDATA  from XDB.XDB$SEQUENCE_MODEL s where ref(s) = ct.XMLDATA.COMPLEXCONTENT.EXTENSION.SEQUENCE_KID)
               WHEN ct.XMLDATA.COMPLEXCONTENT.EXTENSION.CHOICE_KID is not NULL
                 THEN ( SELECT c.XMLDATA  from XDB.XDB$CHOICE_MODEL c where ref(c) = ct.XMLDATA.COMPLEXCONTENT.EXTENSION.CHOICE_KID)
               WHEN ct.XMLDATA.COMPLEXCONTENT.EXTENSION.GROUP_KID is not NULL
                 -- COMPLEXTYPE is based on a GROUP.
                 THEN (
                         -- RETURN The CHOICE, ALL or SEQUENCE for GROUP
                         SELECT CASE
                                  WHEN gd.XMLDATA.ALL_KID is not NULL
                                    THEN ( SELECT a.XMLDATA  from XDB.XDB$ALL_MODEL a where ref(a) = gd.XMLDATA.ALL_KID)
                    

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