| -- @@@ START COPYRIGHT @@@ |
| -- |
| -- Licensed to the Apache Software Foundation (ASF) under one |
| -- or more contributor license agreements. See the NOTICE file |
| -- distributed with this work for additional information |
| -- regarding copyright ownership. The ASF licenses this file |
| -- to you under the Apache License, Version 2.0 (the |
| -- "License"); you may not use this file except in compliance |
| -- with the License. You may obtain a copy of the License at |
| -- |
| -- http://www.apache.org/licenses/LICENSE-2.0 |
| -- |
| -- Unless required by applicable law or agreed to in writing, |
| -- software distributed under the License is distributed on an |
| -- "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| -- KIND, either express or implied. See the License for the |
| -- specific language governing permissions and limitations |
| -- under the License. |
| -- |
| -- @@@ END COPYRIGHT @@@ |
| obey regr.init; |
| -- modified Q7 |
| select |
| supp_nation, cust_nation, yr -- , sum(volume) as revenue |
| from |
| (select |
| n1.n_name as supp_nation, |
| n2.n_name as cust_nation, |
| extract (year from l_shipdate) as yr, |
| l_extendedprice*(1-l_discount) as volume |
| from supplier,lineitem,orders,customer, nation n1, nation n2 |
| where |
| (s_suppkey = (l_suppkey * l_suppkey) + o_orderkey - c_custkey ) |
| and o_orderkey = l_orderkey |
| and c_custkey = o_custkey |
| and s_nationkey = n1.n_nationkey |
| and c_nationkey = n2.n_nationkey |
| and |
| (n1.n_name = 'FRANCE' and |
| n2.n_name = 'GERMANY') |
| -- or |
| -- (n1.n_name = 'GERMANY' and |
| -- n2.n_name = 'FRANCE')) |
| and l_shipdate between |
| date '1995-01-01' and date '1996-12-31' |
| ) as shipping |
| group by supp_nation, cust_nation, yr; |
| |
