select  *
from(
select i_category, i_class, i_brand,
       s_store_name, s_company_name,
       d_moy,
       sum(ss_sales_price) sum_sales,
       avg(sum(ss_sales_price)) over
         (partition by i_category, i_brand, s_store_name, s_company_name)
         avg_monthly_sales
from item, store_sales, date_dim, store
where store_sales.ss_item_sk = item.i_item_sk and
      store_sales.ss_sold_date_sk = date_dim.d_date_sk and
      store_sales.ss_store_sk = store.s_store_sk and
      d_year in (2000) and
        ((i_category in ('Home','Books','Electronics') and
          i_class in ('wallpaper','parenting','musical')
         )
      or (i_category in ('Shoes','Jewelry','Men') and
          i_class in ('womens','birdal','pants') 
        ))
group by i_category, i_class, i_brand,
         s_store_name, s_company_name, d_moy) tmp1
where case when (avg_monthly_sales <> 0) then (abs(sum_sales - avg_monthly_sales) / avg_monthly_sales) else null end > 0.1
order by sum_sales - avg_monthly_sales, s_store_name
limit 100;