| SELECT |
| i_item_id, |
| i_item_desc, |
| s_state, |
| count(ss_quantity) AS store_sales_quantitycount, |
| avg(ss_quantity) AS store_sales_quantityave, |
| stddev_samp(ss_quantity) AS store_sales_quantitystdev, |
| stddev_samp(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, |
| stddev_samp(sr_return_quantity) as_store_returns_quantitystdev, |
| stddev_samp(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, |
| stddev_samp(cs_quantity) / avg(cs_quantity) AS catalog_sales_quantitystdev, |
| stddev_samp(cs_quantity) / avg(cs_quantity) AS catalog_sales_quantitycov |
| FROM store_sales, store_returns, catalog_sales, date_dim d1, date_dim d2, date_dim d3, store, item |
| WHERE d1.d_quarter_name = '2001Q1' |
| 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 ('2001Q1', '2001Q2', '2001Q3') |
| 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 ('2001Q1', '2001Q2', '2001Q3') |
| GROUP BY i_item_id, i_item_desc, s_state |
| --ORDER BY i_item_id, i_item_desc, s_state |
| --LIMIT 100 |
