-- Licensed to the Apache Software Foundation (ASF) under one
-- or more contributor license agreements.  See the NOTICE file
-- distributed with this work for additional information
-- regarding copyright ownership.  The ASF licenses this file
-- to you under the Apache License, Version 2.0 (the
-- "License"); you may not use this file except in compliance
-- with the License.  You may obtain a copy of the License at
--
--   http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing,
-- software distributed under the License is distributed on an
-- "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-- KIND, either express or implied.  See the License for the
-- specific language governing permissions and limitations
-- under the License.

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;