select
min(TC_APSMB002)keep(dense_rank first order by tc_apsmc004-tc_apsmc005 DESC),
min(tc_apsmc004-tc_apsmc005)keep(dense_rank first order by tc_apsmc004-tc_apsmc005 DESC)
from
ds4.tc_orc_file
,ds4.tc_apsmb_file,ds4.tc_apsmc_file
where tc_orc008=tc_apsmb001
and tc_ORC008=tc_apsmc002
AND TC_ORC009=TC_APSMC001