下面的这个如何写成嵌套的SQL语句
非嵌套的SQL语句:
insert into %s
select A.JcNo, B.QdName, C.CcKindName, Sum(A.Distance) as Distance,
Sum(A.Degree) as Degree, sum(A.Wdistance) as WDistance,
Sum(A.Power) as Power
from %s as A, %s as B, %s as C
where A.QdNo=B.QdNo and A.CcKind=C.CcKindNo
group by A.JcNo,B.QdName,C.CcKindName
order by A.JcNo ASC, B.QdName ASC, C.CcKindName ASC