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
