parser/ParseJoinedTableReference.cpp

/**
 *   Copyright 2016, Quickstep Research Group, Computer Sciences Department,
 *     University of Wisconsin—Madison.
 *
 *   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 "parser/ParseJoinedTableReference.hpp"

#include <string>
#include <type_traits>
#include <vector>

#include "glog/logging.h"

namespace quickstep {

void ParseJoinedTableReference::getFieldStringItems(
    std::vector<std::string> *inline_field_names,
    std::vector<std::string> *inline_field_values,
    std::vector<std::string> *non_container_child_field_names,
    std::vector<const ParseTreeNode*> *non_container_child_fields,
    std::vector<std::string> *container_child_field_names,
    std::vector<std::vector<const ParseTreeNode*>> *container_child_fields) const {
  ParseTableReference::getFieldStringItems(inline_field_names,
                                           inline_field_values,
                                           non_container_child_field_names,
                                           non_container_child_fields,
                                           container_child_field_names,
                                           container_child_fields);

  inline_field_names->push_back("join_type");
  switch (join_type_) {
    case JoinType::kInnerJoin:
      inline_field_values->push_back("InnerJoin");
      break;
    case JoinType::kLeftOuterJoin:
      inline_field_values->push_back("LeftOuterJoin");
      break;
    case JoinType::kRightOuterJoin:
      inline_field_values->push_back("RightOuterJoin");
      break;
    case JoinType::kFullOuterJoin:
      inline_field_values->push_back("FullOuterJoin");
      break;
    default:
      LOG(FATAL) << "Invalid JoinType: "
                 << static_cast<typename std::underlying_type<JoinType>::type>(join_type_);
  }

  non_container_child_field_names->push_back("left_table");
  non_container_child_fields->push_back(left_table_.get());

  non_container_child_field_names->push_back("right_table");
  non_container_child_fields->push_back(right_table_.get());

  non_container_child_field_names->push_back("join_predicate");
  non_container_child_fields->push_back(join_predicate_.get());
}

}  // namespace quickstep