0001
0002
0003 select
0004 n_name,
0005 sum(l_extendedprice * (1 - l_discount)) as revenue
0006 from
0007 customer,
0008 orders,
0009 lineitem,
0010 supplier,
0011 nation,
0012 region
0013 where
0014 c_custkey = o_custkey
0015 and l_orderkey = o_orderkey
0016 and l_suppkey = s_suppkey
0017 and c_nationkey = s_nationkey
0018 and s_nationkey = n_nationkey
0019 and n_regionkey = r_regionkey
0020 and r_name = 'ASIA'
0021 and o_orderdate >= date '1994-01-01'
0022 and o_orderdate < date '1994-01-01' + interval '1' year
0023 group by
0024 n_name
0025 order by
0026 revenue desc