tools/tpch-tools/queries/q22.sql

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with tmp as (select
                    avg(c_acctbal) as av
                from
                    customer
                where
                    c_acctbal > 0.00
                    and substring(c_phone, 1, 2) in
                        ('13', '31', '23', '29', '30', '18', '17'))

select /*+SET_VAR(exec_mem_limit=8589934592, parallel_fragment_exec_instance_num=4,runtime_bloom_filter_size=4194304) */
    cntrycode,
    count(*) as numcust,
    sum(c_acctbal) as totacctbal
from
    (
	select
            substring(c_phone, 1, 2) as cntrycode,
            c_acctbal
        from
             orders right anti join customer c on  o_custkey = c.c_custkey join tmp on c.c_acctbal > tmp.av
        where
            substring(c_phone, 1, 2) in
                ('13', '31', '23', '29', '30', '18', '17')
    ) as custsale
group by
    cntrycode
order by
    cntrycode;