declare @t table (hm varchar(10),fy int)
insert @t values ('23456',12)
insert @t values ('56423',13)
insert @t values ('56321',15)
insert @t values ('89546',25)
insert @t values ('78965',85)
insert @t values ('56789',88)
select bj,count(fy) as sl,sum(fy) as hj from (
select *,substring(cast(fy as varchar(10)),1,1) as bj
from @t) a
group by bj
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