when resolve sql not support group by 1,2,3 this stytle

[long1208]

sql :
select
countdate,-----统计日期
fstrmerchantid_name,
SUBSTRING(fstrmerchantid_name,1,instr(fstrmerchantid_name,'-')-1) as fstrmerchantid,
fuifundprojectid_name,
SUBSTRING(fuifundprojectid_name,1,instr(fuifundprojectid_name,'-')-1) as fuifundprojectid,
l0_fuiconfigquota,
l0_fuifundprojectidnames,
l0_fuiquotatypedesc,
l0_fstrfailunconfirmamounttypedesc,
l0_fuiwaitlendamount,
l0_fuilendprocessingamount,
l0_fuilendedamount,
l0_fuiremaintolendamount,
l1_fuiconfigquota,
l1_fstrtotalamounttypedesc,
l1_fstrfailunconfirmamounttypedesc,
l1_fuiwaitlendamount,
l1_fuilendprocessingamount,
l1_fuilendedamount,
l1_fuiremaintolendamount
from xy_mart.fact_loan_fund_lend_quota
group by 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20

code ：
RelNode relNode = trinoToRelConverter.convertSql(a);
RelToTrinoConverter relToTrinoConverter = new RelToTrinoConverter();
String expandedSql = relToTrinoConverter.convert(relNode);

error