Oracle View Build Date

Ref:http://www.adp-gmbh.ch/ora/sql/table_cast.html

create or replace type date_obj as object (dt date)
/

create or replace type date_table as table of date_obj
/


create or replace function date_range(from_dt in date, to_dt in date) 
  return date_table as
    a_date_table date_table := date_table();
    cur_dt date:=from_dt;
  begin
    while cur_dt <= to_dt loop
      a_date_table.extend;
      a_date_table(a_date_table.count) := date_obj(cur_dt);
      cur_dt := cur_dt + 1;
    end loop;
  return a_date_table;
end date_range;
/

+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

select * from  table (
cast ( date_range(
    to_date('01.01.2002','dd.mm.yyyy'),
    to_date('31.01.2002','dd.mm.yyyy')
  ) 
as date_table
));