Oracle: DBA_NESTED_TABLES

create or replace type tq84_obj  authid definer as object (
   num number,
   txt varchar2(10)
);
/
 
create type tq84_obj_t as table of tq84_obj;
/
 
 
create table tq84_tab (
   tab_id      integer,
   obj_tab     tq84_obj_t
)
nested table obj_tab store as tq84_nt return as locator;
 
select * from user_objects        where object_name = 'TQ84_NT';
select * from user_tables         where table_name  = 'TQ84_NT';
select * from user_object_tables  where table_name  = 'TQ84_NT';
select * from user_nested_tables  where table_name  = 'TQ84_NT';

drop table tq84_tab;
drop type  tq84_obj_t;
drop type  tq84_obj;