Is it possible to get output without using inner join?
:
select abukrs bnetwr bmwsbk bvbeln b~kunrg
ckunnr clifnr
alifnr axblnr
into corresponding fields of table itab1
from vbrk as b
inner join bsik as a on bvbeln = axblnr
inner join kna1 as c on bkunrg = ckunnr
where a~bukrs IN s_bukrs.