怎么用参数控制sql语句

求大神看看哪里写错了？

${if(len(sf)==0 || sf='中国',"select
StatsMt,
'全国',
c.cpbusndivnm,
operqtyyoy '业务量同比',
operqtymom '业务量环比',
rvnamtyoy '业务收入同比',
rvnamtmom '业务收入环比',
MonOperQty/100000000 as '业务量',
MonOperRvnAmt/100000000 as '收入'
from TB_FCT_SUM_DET_Mon a
join (select distinct cpbusndivcd, cpbusndivnm from dash.tb_cde_cpbusntyp) c on c.cpbusndivcd = a.PostBusnTypCd
where 1=1 and CpOrgCd = '00000000' and PostBusnTypCd
!='999999'",
if(sf in (tb_prt_cporg_all.provsignnm),
"select
StatsMt,
b.provsignnm,
cpbusndivnm,
operqtyyoy '业务量同比',
operqtymom '业务量环比',
rvnamtyoy '业务收入同比',
rvnamtmom '业务收入环比',
MonOperQty/100000000 as '业务量',
MonOperRvnAmt/100000000 as '收入'
from TB_FCT_SUM_DET_Mon a
join (select max(StatsMt) as maxStatsMt from TB_FCT_SUM_DET_Mon) a1 on a1.maxStatsMt = a.StatsMt
join (select distinct provcporgcd, provsignnm from tb_prt_cporg_all) b on b.provcporgcd=a.CpOrgCd
join (select distinct cpbusndivcd, cpbusndivnm from dash.tb_cde_cpbusntyp) c on c.cpbusndivcd = a.PostBusnTypCd
where b.provsignnm='${sf}'",
"select
StatsMt,
b.ctysignnm,
cpbusndivnm,
operqtyyoy '业务量同比',
operqtymom '业务量环比',
rvnamtyoy '业务收入同比',
rvnamtmom '业务收入环比',
MonOperQty/100000000 as '业务量',
MonOperRvnAmt/100000000 as '收入'
from TB_FCT_SUM_DET_Mon a
join (select max(StatsMt) as maxStatsMt from TB_FCT_SUM_DET_Mon) a1 on a1.maxStatsMt = a.StatsMt
join tb_prt_cporg_all b on b.ctycporgcd=a.CpOrgCd
join (select distinct cpbusndivcd, cpbusndivnm from dash.tb_cde_cpbusntyp) c on c.cpbusndivcd = a.PostBusnTypCd
where b.ctysignnm='${sf}'" ))}