text: SELECT
    s_store_name,
    i_item_desc,
    sc.revenue,
    i_current_price,
    i_wholesale_cost,
    i_brand
  FROM store, item,
    (SELECT
      ss_store_sk,
      avg(revenue) AS ave
    FROM
      (SELECT
        ss_store_sk,
        ss_item_sk,
        sum(ss_sales_price) AS revenue
      FROM store_sales, date_dim
      WHERE ss_sold_date_sk = d_date_sk AND d_month_seq BETWEEN 1176 AND 1176 + 11
      GROUP BY ss_store_sk, ss_item_sk) sa
    GROUP BY ss_store_sk) sb,
    (SELECT
      ss_store_sk,
      ss_item_sk,
      sum(ss_sales_price) AS revenue
    FROM store_sales, date_dim
    WHERE ss_sold_date_sk = d_date_sk AND d_month_seq BETWEEN 1176 AND 1176 + 11
    GROUP BY ss_store_sk, ss_item_sk) sc
  WHERE sb.ss_store_sk = sc.ss_store_sk AND
    sc.revenue <= 0.1 * sb.ave AND
    s_store_sk = sc.ss_store_sk AND
    i_item_sk = sc.ss_item_sk
  ORDER BY s_store_name, i_item_desc
  
  