941: end if;
942:
943: SELECT po_approval_list_headers_s.nextval
944: INTO l_new_approval_list_header_id 945: FROM sys.dual; 946:
947: SELECT approval_list_header_id, current_sequence_num
948: INTO l_old_approval_list_header_id, l_old_current_sequence_num
949: FROM po_approval_list_headers