Before using less sql did not know this little trick
1 will be added to the group later in the query columns by (affect results)
2 functions as a polymerization max
select a.accounttitlecode, max(b.currency),max(a.isqty) from bfacctitleaccrlat2019 a, (select case when T.IsCrcy = 1 then T.crcy else 'maincurrency' end currency, T.Accounttitlecode, T.Ledger from bfacctitleaccrlat2019 T where T.Chartofaccount = 'f80ff706-4f66-45ba-bb0f-639f46712316' and T.Ledger = '4272a6b9-451a-44b0-954f-48944c31baca' and T.Accounttitlecode like '1111%' and not exists (select 1 from bfacctitleaccrlat2019 b where b.ledger = T.ledger and b.accounttitlecode like T.accounttitlecode || '_%')) b where b.accounttitlecode like a.accounttitlecode || '%' and a.ledger=b.ledger group by a.accounttitlecode,b.currency