text: select /* TPC-DS query71.tpl 0.72 */ i_brand_id brand_id, i_brand brand,t_hour,t_minute,
   	sum(ext_price) ext_price
   from item, (select ws_ext_sales_price as ext_price, 
                          ws_sold_date_sk as sold_date_sk,
                          ws_item_sk as sold_item_sk,
                          ws_sold_time_sk as time_sk  
                   from web_sales,date_dim
                   where d_date_sk = ws_sold_date_sk
                     and d_moy=12
                     and d_year=2001
                   union all
                   select cs_ext_sales_price as ext_price,
                          cs_sold_date_sk as sold_date_sk,
                          cs_item_sk as sold_item_sk,
                          cs_sold_time_sk as time_sk
                   from catalog_sales,date_dim
                   where d_date_sk = cs_sold_date_sk
                     and d_moy=12
                     and d_year=2001
                   union all
                   select ss_ext_sales_price as ext_price,
                          ss_sold_date_sk as sold_date_sk,
                          ss_item_sk as sold_item_sk,
                          ss_sold_time_sk as time_sk
                   from store_sales,date_dim
                   where d_date_sk = ss_sold_date_sk
                     and d_moy=12
                     and d_year=2001
                   ) tmp,time_dim
   where
     sold_item_sk = i_item_sk
     and i_manager_id=1
     and time_sk = t_time_sk
     and (t_meal_time = 'breakfast' or t_meal_time = 'dinner')
   group by i_brand, i_brand_id,t_hour,t_minute
   order by ext_price desc, i_brand_id
   ;