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-- 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.
--
-- q71 --
select
  i_brand_id brand_id,
  i_brand brand,
  t_hour,
  t_minute,
  sum(ext_price) ext_price
from
  item,
  (
    select
      ws_ext_sales_price as ext_price,
      ws_sold_date_sk as sold_date_sk,
      ws_item_sk as sold_item_sk,
      ws_sold_time_sk as time_sk
    from
      web_sales,
      date_dim
    where
      d_date_sk = ws_sold_date_sk
      and d_moy = 12
      and d_year = 2000
    union
    all
    select
      cs_ext_sales_price as ext_price,
      cs_sold_date_sk as sold_date_sk,
      cs_item_sk as sold_item_sk,
      cs_sold_time_sk as time_sk
    from
      catalog_sales,
      date_dim
    where
      d_date_sk = cs_sold_date_sk
      and d_moy = 12
      and d_year = 2000
    union
    all
    select
      ss_ext_sales_price as ext_price,
      ss_sold_date_sk as sold_date_sk,
      ss_item_sk as sold_item_sk,
      ss_sold_time_sk as time_sk
    from
      store_sales,
      date_dim
    where
      d_date_sk = ss_sold_date_sk
      and d_moy = 12
      and d_year = 2000
  ) tmp,
  time_dim
where
  sold_item_sk = i_item_sk
  and i_manager_id = 1
  and time_sk = t_time_sk
  and (
    t_meal_time = 'breakfast'
    or t_meal_time = 'dinner'
  )
group by
  i_brand,
  i_brand_id,
  t_hour,
  t_minute
order by
  ext_price desc,
  i_brand_id;
