PROMPT Force delete item groups with no name

DECLARE
   bug_no varchar2(8) := 'CK919715';
BEGIN

  update ck_migration_objects set ci_created = 'N' where ci_stage = 'CKPREMIG' and ci_name = bug_no;

  for igr in
  (
    select igr.id id
    from ci_item_groups@r212 igr
    where igr.name is null 
    and igr.application_system_owned_by in ( select ci_appid
     					               from ck_migration_objects
						         where ci_stage = 'APPSEL' )
  )
  loop
    ciiutl.delete_element@r212(igr.id, 'IGR');
  
    delete from sdd_elements@r212
    where el_id = igr.id;
 
  end loop;

  update ck_migration_objects set ci_created = 'Y' where ci_stage = 'CKPREMIG' and ci_name = bug_no;
   
  commit;
  
EXCEPTION 
  when others then
     dbms_output.put_line (' ** Exception Raised ** ');
     dbms_output.put_line ('...ERROR: '||substrb(sqlerrm, 1, 200));
     raise;
	 
end;
/
