82 lines
2.0 KiB
SQL
82 lines
2.0 KiB
SQL
select substr(r_reason_desc,1,20)
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,avg(ws_quantity)
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,avg(wr_refunded_cash)
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,avg(wr_fee)
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from web_sales, web_returns, web_page, customer_demographics cd1,
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customer_demographics cd2, customer_address, date_dim, reason
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where ws_web_page_sk = wp_web_page_sk
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and ws_item_sk = wr_item_sk
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and ws_order_number = wr_order_number
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and ws_sold_date_sk = d_date_sk and d_year = 1998
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and cd1.cd_demo_sk = wr_refunded_cdemo_sk
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and cd2.cd_demo_sk = wr_returning_cdemo_sk
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and ca_address_sk = wr_refunded_addr_sk
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and r_reason_sk = wr_reason_sk
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and
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(
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(
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cd1.cd_marital_status = 'D'
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and
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cd1.cd_marital_status = cd2.cd_marital_status
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and
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cd1.cd_education_status = 'Primary'
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and
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cd1.cd_education_status = cd2.cd_education_status
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and
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ws_sales_price between 100.00 and 150.00
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)
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or
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(
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cd1.cd_marital_status = 'S'
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and
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cd1.cd_marital_status = cd2.cd_marital_status
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and
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cd1.cd_education_status = 'College'
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and
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cd1.cd_education_status = cd2.cd_education_status
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and
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ws_sales_price between 50.00 and 100.00
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)
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or
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(
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cd1.cd_marital_status = 'U'
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and
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cd1.cd_marital_status = cd2.cd_marital_status
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and
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cd1.cd_education_status = 'Advanced Degree'
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and
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cd1.cd_education_status = cd2.cd_education_status
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and
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ws_sales_price between 150.00 and 200.00
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)
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)
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and
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(
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(
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ca_country = 'United States'
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and
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ca_state in ('NC', 'TX', 'IA')
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and ws_net_profit between 100 and 200
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)
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or
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(
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ca_country = 'United States'
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and
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ca_state in ('WI', 'WV', 'GA')
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and ws_net_profit between 150 and 300
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)
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or
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(
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ca_country = 'United States'
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and
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ca_state in ('OK', 'VA', 'KY')
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and ws_net_profit between 50 and 250
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)
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)
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group by r_reason_desc
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order by substr(r_reason_desc,1,20)
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,avg(ws_quantity)
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,avg(wr_refunded_cash)
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,avg(wr_fee)
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limit 100;
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