前端之家收集整理的这篇文章主要介绍了
ORACLE-下级部门的汇总给上级部门，
前端之家小编觉得挺不错的，现在分享给大家，也给大家做个参考。
create table dept_money (unit_id varchar(10),grade varchar(1),money number(10,2));
create table dept_grade(unit_id varchar(10),pre_unit_id varchar(10));
insert into dept_money
select '001',1,0 from dual union all
select '002',2,0 from dual union all
select '003',0 from dual union all
select '004',3,4000 from dual union all
select '005',5000 from dual union all
select '006',6000 from dual union all
select '007',7000 from dual
insert into dept_grade
select '001',null from dual union all
select '002','001' from dual union all
select '003','001' from dual union all
select '004','002' from dual union all
select '005','002' from dual union all
select '006','003' from dual union all
select '007','003' from dual
commit;
select * from dept_money;
select * from dept_grade;
--查询
select a.pre_unit_id,a.unit_id,(select sum(m.money)
from dept_grade g,dept_money m
where g.unit_id = m.unit_id
start with g.unit_id =a.unit_id
connect by prior g.unit_id= g.pre_unit_id
) as money
from
(select distinct pre_unit_id,unit_id from dept_grade order by 1) a
order by 2
原文链接：https://www.f2er.com/oracle/206650.html
