| /* |
| * 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. |
| */ |
| |
| USE tpch; |
| |
| SELECT n_name AS n_name, |
| sum(o1.l_extendedprice * (1 - o1.l_discount)) AS revenue |
| FROM |
| Customer c JOIN |
| ( SELECT l1.n_name AS n_name, |
| l1.l_extendedprice AS l_extendedprice, |
| l1.l_discount AS l_discount, |
| l1.s_nationkey AS s_nationkey, |
| o.o_custkey AS o_custkey |
| FROM Orders o JOIN |
| ( SELECT s1.n_name AS n_name, |
| l.l_extendedprice AS l_extendedprice, |
| l.l_discount AS l_discount, |
| l.l_orderkey AS l_orderkey, |
| s1.s_nationkey AS s_nationkey |
| FROM LineItem l JOIN |
| ( SELECT n1.n_name AS n_name, |
| s.s_suppkey AS s_suppkey, |
| s.s_nationkey AS s_nationkey |
| FROM Supplier s JOIN |
| ( SELECT n.n_name AS n_name, n.n_nationkey AS n_nationkey |
| FROM Nation n JOIN Region r |
| ON n.n_regionkey = r.r_regionkey |
| ) n1 ON s.s_nationkey = n1.n_nationkey |
| ) s1 |
| ON l.l_suppkey = s1.s_suppkey |
| ) l1 ON l1.l_orderkey = o.o_orderkey AND o.o_orderdate >= '1990-01-01' |
| AND o.o_orderdate < '1995-01-01' |
| ) o1 |
| ON c.c_nationkey = o1.s_nationkey AND c.c_custkey = o1.o_custkey |
| GROUP BY o1.n_name AS n_name |
| ORDER BY revenue DESC; |
