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57 lines
1.6 KiB
SQL
57 lines
1.6 KiB
SQL
-- Licensed to the Apache Software Foundation (ASF) under one
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-- or more contributor license agreements. See the NOTICE file
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-- distributed with this work for additional information
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-- regarding copyright ownership. The ASF licenses this file
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-- to you under the Apache License, Version 2.0 (the
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-- "License"); you may not use this file except in compliance
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-- with the License. You may obtain a copy of the License at
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--
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-- http://www.apache.org/licenses/LICENSE-2.0
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--
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-- Unless required by applicable law or agreed to in writing,
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-- software distributed under the License is distributed on an
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-- "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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-- KIND, either express or implied. See the License for the
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-- specific language governing permissions and limitations
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-- under the License.
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-- using default substitutions
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select
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o_year,
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sum(case
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when nation = 'BRAZIL' then volume
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else 0
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end) / sum(volume) as mkt_share
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from
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(
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select
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extract(year from o_orderdate) as o_year,
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l_extendedprice * (1 - l_discount) as volume,
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n2.n_name as nation
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from
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part,
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supplier,
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lineitem,
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orders,
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customer,
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nation n1,
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nation n2,
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region
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where
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p_partkey = l_partkey
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and s_suppkey = l_suppkey
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and l_orderkey = o_orderkey
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and o_custkey = c_custkey
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and c_nationkey = n1.n_nationkey
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and n1.n_regionkey = r_regionkey
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and r_name = 'AMERICA'
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and s_nationkey = n2.n_nationkey
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and o_orderdate between date '1995-01-01' and date '1996-12-31'
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and p_type = 'ECONOMY ANODIZED STEEL'
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) as all_nations
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group by
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o_year
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order by
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o_year;
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