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SQL>
SQL> create or replace
2 type shape as object(number_of_sides number, not instantiable member function calculate_area return number
3 )
4 not instantiable not final
5 /
Type created.
SQL>
SQL>
SQL>
SQL> declare
2 l_shape shape;
3 begin
4 l_shape := shape( 2 );
5 end;
6 /
l_shape := shape( 2 );
*
ERROR at line 4:
ORA-06550: line 4, column 13:
PLS-00713: attempting to instantiate a type that is NOT INSTANTIABLE
ORA-06550: line 4, column 2:
PL/SQL: Statement ignored
SQL>
SQL>
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