--
-- 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.
--

--q85.sql--

 select
    substr(r_reason_desc,1,20), avg(ws_quantity), avg(wr_refunded_cash), avg(wr_fee)
 from web_sales, web_returns, web_page, customer_demographics cd1,
      customer_demographics cd2, customer_address, date_dim, reason
 where ws_web_page_sk = wp_web_page_sk
   and ws_item_sk = wr_item_sk
   and ws_order_number = wr_order_number
   and ws_sold_date_sk = d_date_sk and d_year = 2000
   and cd1.cd_demo_sk = wr_refunded_cdemo_sk
   and cd2.cd_demo_sk = wr_returning_cdemo_sk
   and ca_address_sk = wr_refunded_addr_sk
   and r_reason_sk = wr_reason_sk
   and
   (
    (
     cd1.cd_marital_status = 'M'
     and
     cd1.cd_marital_status = cd2.cd_marital_status
     and
     cd1.cd_education_status = 'Advanced Degree'
     and
     cd1.cd_education_status = cd2.cd_education_status
     and
     ws_sales_price between 100.00 and 150.00
    )
   or
    (
     cd1.cd_marital_status = 'S'
     and
     cd1.cd_marital_status = cd2.cd_marital_status
     and
     cd1.cd_education_status = 'College'
     and
     cd1.cd_education_status = cd2.cd_education_status
     and
     ws_sales_price between 50.00 and 100.00
    )
   or
    (
     cd1.cd_marital_status = 'W'
     and
     cd1.cd_marital_status = cd2.cd_marital_status
     and
     cd1.cd_education_status = '2 yr Degree'
     and
     cd1.cd_education_status = cd2.cd_education_status
     and
     ws_sales_price between 150.00 and 200.00
    )
   )
   and
   (
    (
     ca_country = 'United States'
     and
     ca_state in ('IN', 'OH', 'NJ')
     and ws_net_profit between 100 and 200
    )
    or
    (
     ca_country = 'United States'
     and
     ca_state in ('WI', 'CT', 'KY')
     and ws_net_profit between 150 and 300
    )
    or
    (
     ca_country = 'United States'
     and
     ca_state in ('LA', 'IA', 'AR')
     and ws_net_profit between 50 and 250
    )
   )
 group by r_reason_desc
 order by substr(r_reason_desc,1,20)
        ,avg(ws_quantity)
        ,avg(wr_refunded_cash)
        ,avg(wr_fee)
 limit 100
            
