asterix-benchmarks/src/main/resources/tpc-h/queries/q22_global_sales_opportunity.3.query.aql

/*
 * 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.
 */
use dataverse tpch;

declare function q22_customer_tmp() {
  for $c in dataset('Customer')
  let $phone_substr := substring($c.c_phone, 1, 2)
  where $phone_substr = '13'
    or $phone_substr = '31'
    or $phone_substr = '23'
    or $phone_substr = '29'
    or $phone_substr = '30'
    or $phone_substr = '18'
    or $phone_substr = '17'
  return {
    "c_acctbal": $c.c_acctbal,
    "c_custkey": $c.c_custkey,
    "cntrycode": $phone_substr
  }
}

let $avg := avg(
  for $c in q22_customer_tmp()
  where $c.c_acctbal > 0.00
  return $c.c_acctbal
)
for $ct in q22_customer_tmp()
where $ct.c_acctbal > $avg
group by $cntrycode := $ct.cntrycode with $ct
order by $cntrycode
return {
  "cntrycode": $cntrycode, 
  "numcust": count($ct),
  "totacctbal": sum(for $i in $ct return $i.c_acctbal)
}