| with my_customers as ( | |
| select distinct c_customer_sk | |
| , c_current_addr_sk | |
| from | |
| ( select cs_sold_date_sk sold_date_sk, | |
| cs_bill_customer_sk customer_sk, | |
| cs_item_sk item_sk | |
| from catalog_sales | |
| union all | |
| select ws_sold_date_sk sold_date_sk, | |
| ws_bill_customer_sk customer_sk, | |
| ws_item_sk item_sk | |
| from web_sales | |
| ) cs_or_ws_sales, | |
| item, | |
| date_dim, | |
| customer | |
| where sold_date_sk = d_date_sk | |
| and item_sk = i_item_sk | |
| and i_category = 'Jewelry' | |
| and i_class = 'consignment' | |
| and c_customer_sk = cs_or_ws_sales.customer_sk | |
| and d_moy = 3 | |
| and d_year = 1999 | |
| ) | |
| , my_revenue as ( | |
| select c_customer_sk, | |
| sum(ss_ext_sales_price) as revenue | |
| from my_customers, | |
| store_sales, | |
| customer_address, | |
| store, | |
| date_dim | |
| where c_current_addr_sk = ca_address_sk | |
| and ca_county = s_county | |
| and ca_state = s_state | |
| and ss_sold_date_sk = d_date_sk | |
| and c_customer_sk = ss_customer_sk | |
| and d_month_seq between (select distinct d_month_seq+1 | |
| from date_dim where d_year = 1999 and d_moy = 3) | |
| and (select distinct d_month_seq+3 | |
| from date_dim where d_year = 1999 and d_moy = 3) | |
| group by c_customer_sk | |
| ) | |
| , segments as | |
| (select cast((revenue/50) as int) as segment | |
| from my_revenue | |
| ) | |
| select segment, count(*) as num_customers, segment*50 as segment_base | |
| from segments | |
| group by segment | |
| order by segment, num_customers | |
| limit 100; | |