q25.sql

SELECT
  i_item_id,
  i_item_desc,
  s_store_id,
  s_store_name,
  sum(ss_net_profit) AS store_sales_profit,
  sum(sr_net_loss) AS store_returns_loss,
  sum(cs_net_profit) AS catalog_sales_profit
FROM
  store_sales, store_returns, catalog_sales, date_dim d1, date_dim d2, date_dim d3,
  store, item
WHERE
  d1.d_moy = 4
    AND d1.d_year = 2001
    AND d1.d_date_sk = ss_sold_date_sk
    AND i_item_sk = ss_item_sk
    AND s_store_sk = ss_store_sk
    AND ss_customer_sk = sr_customer_sk
    AND ss_item_sk = sr_item_sk
    AND ss_ticket_number = sr_ticket_number
    AND sr_returned_date_sk = d2.d_date_sk
    AND d2.d_moy BETWEEN 4 AND 10
    AND d2.d_year = 2001
    AND sr_customer_sk = cs_bill_customer_sk
    AND sr_item_sk = cs_item_sk
    AND cs_sold_date_sk = d3.d_date_sk
    AND d3.d_moy BETWEEN 4 AND 10
    AND d3.d_year = 2001
GROUP BY
  i_item_id, i_item_desc, s_store_id, s_store_name
ORDER BY
  i_item_id, i_item_desc, s_store_id, s_store_name
LIMIT 100;