use tpcds_holodesk_1;

--set holodesk.automerge.enabled=true;
--set holodesk.automerge.mergesize=22;
set ngmr.mapjoin.partitionprune=true;
set hive.mapjoin.smalltable.filesize=30000000;
set mapred.minreduce.tasks=71;
set hive.cbo.enable=true;
set inceptor.cbo.mdprovider.extended=true;
set inceptor.cbo.rowbased.mapjoin=true;
set inceptor.cbo.rowbased.mapjoin.reduce.factor=2;
set inceptor.cbo.joincount.min=0;
set ngmr.metacache.level=statement;
set hive.reducer.control.enable=true;
set inceptor.conf.validation=false;
set ngmr.windrunner.session.mapjoin.partition.prune=true;
set inceptor.filterjoin.enabled=false;
set inceptor.mapjoin.filter=true;
set hive.window.iterator.directly=true;
set hive.groupby.iter.single.rollup=true;
set inceptor.remove.constant.group.by=true;
set hive.reducer.control.max.reducenum=6011;
set inceptor.subquery.cse.enabled=true;

set inceptor.decimal.display.padding.zero=true;



 
 with v1 as(
 select i_category, i_brand,
        cc_name,
        d_year, d_moy,
        sum(cs_sales_price) sum_sales,
        avg(sum(cs_sales_price)) over
          (partition by i_category, i_brand,
                     cc_name, d_year)
          avg_monthly_sales,
        rank() over
          (partition by i_category, i_brand,
                     cc_name
           order by d_year, d_moy) rn
 from item, catalog_sales, date_dim, call_center
 where cs_item_sk = i_item_sk and
       cs_sold_date_sk = d_date_sk and
       cc_call_center_sk= cs_call_center_sk and
       (
         d_year = 1999 or
         ( d_year = 1999-1 and d_moy =12) or
         ( d_year = 1999+1 and d_moy =1)
       )
 group by i_category, i_brand,
          cc_name , d_year, d_moy),
 v2 as(
 select v1.i_category, v1.i_brand, v1.cc_name
        ,v1.d_year, v1.d_moy
        ,v1.avg_monthly_sales
        ,v1.sum_sales, v1_lag.sum_sales psum, v1_lead.sum_sales nsum
 from v1, v1 v1_lag, v1 v1_lead
 where v1.i_category = v1_lag.i_category and
       v1.i_category = v1_lead.i_category and
       v1.i_brand = v1_lag.i_brand and
       v1.i_brand = v1_lead.i_brand and
       v1. cc_name = v1_lag. cc_name and
       v1. cc_name = v1_lead. cc_name and
       v1.rn = v1_lag.rn + 1 and
       v1.rn = v1_lead.rn - 1)
 select *
 from v2
 where  d_year = 1999 and
        avg_monthly_sales > 0 and
        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, avg_monthly_sales, cc_name
 limit 100;
