-- $Id: tpch05.sql 2657 2007-06-12 16:08:15Z rdempsey $
-- TPC-H/TPC-R Local Supplier Volume Query (Q5)
-- Functional Query Definition
-- Approved February 1998

define 1 = ASIA
define 2 = 1994-01-01

select
	n_name,
	sum(l_extendedprice * (1 - l_discount)) as revenue
from
	customer,
	orders,
	lineitem,
	supplier,
	nation,
	region
where
	c_custkey = o_custkey
	and l_orderkey = o_orderkey
	and l_suppkey = s_suppkey
	and c_nationkey = s_nationkey
	and s_nationkey = n_nationkey
	and n_regionkey = r_regionkey
	and r_name = '&1'
	and o_orderdate >= date '&2'
	and o_orderdate < date '&2' + interval '1' year
group by
	n_name
order by
	revenue desc;