create or replace type r_test_type as object (
  i number,
  j number,
  static function r_function (k number) return self as result
)

implementation restriction (may be temporary) SELF AS RESULT in member methods

create or replace type body r_test_type as object (
is
  constructor function r_function (k number) Return Self As Result
  is 
  begin
    Self.k:=k;
  Return;
  end;
)not after final;

create or replace type r_test_type as object (
  i number,
  j number,
  static function r_function (k number) return number
)

create or replace type body r_test_type as object (
is
  constructor function r_function (k number) Return Self As Result
  is 
  begin
    Self.k:=k;
  Return;
  end;
)not after final;

declare p r_test_type;
  i number;
begin
  dbms_output.put_line (p.r_function(1));
end;

p.i 
p.j

create or replace type r_test_type as object (
  i number,
  j number,
  static function r_function (k number) Return number
)

create or replace type body r_test_type as object (
is
  constructor function r_function (k number) Return Self As Result
  is
  begin
    Self.k:=k;
  Return;
  end;
)not after final;

create or replace type r_test_type as object (
  i number,
  j number,
  static function r_function (k number) Return SELF AS RESALT
)

create or replace type uib2$r_test force as object
(
  amount           number,
  currency         varchar2(4),
  orderNumber      varchar2(64),

  constructor function uib2$r_test (amount number, currency varchar2)
    return self as result
);

create or replace type body uib2$r_test as

  constructor function uib2$r_test(amount number, currency varchar2)
    return self as result as
  begin
    SELF.amount           := amount;
    SELF.currency         := currency;
    SELF.orderNumber      := '1';
    return;
  end;

end;

declare i uib2$r_test;
begin
  i.amount:=1;
  dbms_output.put_line (i.amount);
  dbms_output.put_line (1);
end;

ORA-06530:Ссылка на неинициализированныйсоставной тип ORA-06512: на line 3