q53.sql

SELECT *
FROM
  (SELECT
    i_manufact_id,
    sum(ss_sales_price) sum_sales,
    avg(sum(ss_sales_price))
    OVER (PARTITION BY i_manufact_id) avg_quarterly_sales
  FROM item, store_sales, date_dim, store
  WHERE ss_item_sk = i_item_sk AND
    ss_sold_date_sk = d_date_sk AND
    ss_store_sk = s_store_sk AND
    d_month_seq IN (1200, 1200 + 1, 1200 + 2, 1200 + 3, 1200 + 4, 1200 + 5, 1200 + 6,
                          1200 + 7, 1200 + 8, 1200 + 9, 1200 + 10, 1200 + 11) AND
    ((i_category IN ('Books', 'Children', 'Electronics') AND
      i_class IN ('personal', 'portable', 'reference', 'self-help') AND
      i_brand IN ('scholaramalgamalg #14', 'scholaramalgamalg #7',
                  'exportiunivamalg #9', 'scholaramalgamalg #9'))
      OR
      (i_category IN ('Women', 'Music', 'Men') AND
        i_class IN ('accessories', 'classical', 'fragrances', 'pants') AND
        i_brand IN ('amalgimporto #1', 'edu packscholar #1', 'exportiimporto #1',
                    'importoamalg #1')))
  GROUP BY i_manufact_id, d_qoy) tmp1
WHERE CASE WHEN avg_quarterly_sales > 0
  THEN abs(sum_sales - avg_quarterly_sales) / avg_quarterly_sales
      ELSE NULL END > 0.1
ORDER BY avg_quarterly_sales,
  sum_sales,
  i_manufact_id
LIMIT 100;