text: /*
   * Copyright 2017 MapD Technologies, Inc.
   *
   * Licensed 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.
   */
  
  #include "QueryRunner.h"
  
  #include <boost/program_options.hpp>
  
  int main(int argc, char** argv) {
    std::string db_path;
    std::string query;
    size_t iter;
  
    ExecutorDeviceType device_type{ExecutorDeviceType::GPU};
  
    boost::program_options::options_description desc("Options");
    desc.add_options()(
        "path", boost::program_options::value<std::string>(&db_path)->required(), "Directory path to Mapd catalogs")(
        "query", boost::program_options::value<std::string>(&query)->required(), "Query")(
        "iter", boost::program_options::value<size_t>(&iter), "Number of iterations")(
        "cpu", "Run on CPU (run on GPU by default)");
  
    boost::program_options::positional_options_description positionalOptions;
    positionalOptions.add("path", 1);
    positionalOptions.add("query", 1);
  
    boost::program_options::variables_map vm;
  
    try {
      boost::program_options::store(
          boost::program_options::command_line_parser(argc, argv).options(desc).positional(positionalOptions).run(), vm);
      boost::program_options::notify(vm);
    } catch (boost::program_options::error& err) {
      LOG(ERROR) << err.what();
      return 1;
    }
  
    if (!vm.count("iter")) {
      iter = 100;
    }
  
    if (vm.count("cpu")) {
      device_type = ExecutorDeviceType::CPU;
    }
  
    std::unique_ptr<Catalog_Namespace::SessionInfo> session(get_session(db_path.c_str()));
    for (size_t i = 0; i < iter; ++i) {
      run_multiple_agg(query, session, device_type, true, true);
    }
    return 0;
  }
  