| Album » OptD » q9 (14 Slides) | [Page 1 of 1] :: Jump To |
n_name,
o_year,
sum(amount) as sum_profit
from
(
select
n_name,
DATE_PART('YEAR',o_orderdate) as o_year,
l_extendedprice * (1 - l_discount) - ps_supplycost * l_quantity as amount
from
part,
supplier,
lineitem,
partsupp,
orders,
nation
where
s_suppkey = l_suppkey
and ps_suppkey = l_suppkey
and ps_partkey = l_partkey
and p_partkey = l_partkey
and o_orderkey = l_orderkey
and s_nationkey = n_nationkey
and p_name like '%green%'
and s_acctbal :varies
and ps_supplycost :varies
) as profit
group by
n_name,
o_year
order by
n_name,
o_year desc
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