select n_name, l_commitdate, sum(s_acctbal) sum_bal, sum(l_extendedprice) sum_price, min(s_suppkey) minskey, count(*) from nation, supplier, lineitem where s_nationkey in (1,2) and l_commitdate between '1998-01-01' and '1998-01-07' and n_nationkey = s_nationkey and s_suppkey = l_suppkey group by n_name, l_commitdate order by 1, 2;