select distinct
stu_class,
stu_specialty,
sum(case stu_sex when '0' then 1 else 0 end),
sum(case stu_sex when '1' then 1 else 0 end)
from stu_info
where stu_graduateyear = @stu_year
group by stu_class, stu_specialty
stu_class,
stu_specialty,
sum(case stu_sex when '0' then 1 else 0 end),
sum(case stu_sex when '1' then 1 else 0 end)
from stu_info
where stu_graduateyear = @stu_year
group by stu_class, stu_specialty
解决方案 »
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