SELECT
  "c_last_name"
, "c_first_name"
, "c_salutation"
, "c_preferred_cust_flag"
, "ss_ticket_number"
, "cnt"
FROM
  (
   SELECT
     "ss_ticket_number"
   , "ss_customer_sk"
   , "count"(*) "cnt"
   FROM
     store_sales
   , date_dim
   , store
   , household_demographics
   WHERE ("store_sales"."ss_sold_date_sk" = "date_dim"."d_date_sk")
      AND ("store_sales"."ss_store_sk" = "store"."s_store_sk")
      AND ("store_sales"."ss_hdemo_sk" = "household_demographics"."hd_demo_sk")
      AND (("date_dim"."d_dom" BETWEEN 1 AND 3)
         OR ("date_dim"."d_dom" BETWEEN 25 AND 28))
      AND (("household_demographics"."hd_buy_potential" = '>10000')
         OR ("household_demographics"."hd_buy_potential" = 'Unknown'))
      AND ("household_demographics"."hd_vehicle_count" > 0)
      AND ((CASE WHEN ("household_demographics"."hd_vehicle_count" > 0) THEN (CAST("household_demographics"."hd_dep_count" AS DECIMAL(7,2)) / "household_demographics"."hd_vehicle_count") ELSE null END) > DECIMAL '1.2')
      AND ("date_dim"."d_year" IN (1999   , (1999 + 1)   , (1999 + 2)))
      AND ("store"."s_county" IN ('Williamson County'   , 'Williamson County'   , 'Williamson County'   , 'Williamson County'   , 'Williamson County'   , 'Williamson County'   , 'Williamson County'   , 'Williamson County'))
   GROUP BY "ss_ticket_number", "ss_customer_sk"
)  dn
, customer
WHERE ("ss_customer_sk" = "c_customer_sk")
   AND ("cnt" BETWEEN 15 AND 20)
ORDER BY "c_last_name" ASC, "c_first_name" ASC, "c_salutation" ASC, "c_preferred_cust_flag" DESC, "ss_ticket_number" ASC
;