TPC-DS Q17

SELECT
TOP 100
  i_item_id,
  i_item_desc,
  s_state,
  COUNT(ss_quantity) AS store_sales_quantitycount,
  AVG(ss_quantity) AS store_sales_quantityave,
  STDEV(ss_quantity) AS store_sales_quantitystdev,
  STDEV(ss_quantity) / AVG(ss_quantity) AS store_sales_quantitycov,
  COUNT(sr_return_quantity) AS store_returns_quantitycount,
  AVG(sr_return_quantity) AS store_returns_quantityave,
  STDEV(sr_return_quantity) AS store_returns_quantitystdev,
  STDEV(sr_return_quantity) / AVG(sr_return_quantity) AS store_returns_quantitycov,
  COUNT(cs_quantity) AS catalog_sales_quantitycount,
  AVG(cs_quantity) AS catalog_sales_quantityave,
  STDEV(cs_quantity) AS catalog_sales_quantitystdev,
  STDEV(cs_quantity) / AVG(cs_quantity) AS catalog_sales_quantitycov
FROM store_sales, store_returns, catalog_sales, date_dim AS d1, date_dim AS d2, date_dim AS d3, store, item
WHERE
  d1.d_quarter_name = '2000Q1'
  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_quarter_name IN ('2000Q1', '2000Q2', '2000Q3')
  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_quarter_name IN ('2000Q1', '2000Q2', '2000Q3')
GROUP BY
  i_item_id,
  i_item_desc,
  s_state
ORDER BY
  i_item_id,
  i_item_desc,
  s_state;