oracle根据数值范围分组（groupby）create table aa_test
(
name varchar2(10),
num varchar2(10)
);
insert into aa_test values('admin1','1');
insert into aa_test values('admin1','2');
insert into aa_test values('admin1','11');
insert into aa_test values('admin1','12');
insert into aa_test values('admin1','22');
select a.*,a.rowid from aa_test a
-
-开始分组
select num ,count(1) from
(
select case
when num between 1 and 10 then '1到10分钟'
when num between 11 and 20 then '11到20分钟'
when num between 21 and 30 then '21到30分钟'
end num
from aa_testgroupby分组
)
group by num

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