query_optimizer/physical/DeleteTuples.cpp

/**
 *   Copyright 2011-2015 Quickstep Technologies LLC.
 *   Copyright 2015 Pivotal Software, 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 "query_optimizer/physical/DeleteTuples.hpp"

#include <string>
#include <vector>

#include "catalog/CatalogRelation.hpp"
#include "query_optimizer/OptimizerTree.hpp"
#include "query_optimizer/expressions/AttributeReference.hpp"
#include "query_optimizer/expressions/Predicate.hpp"

namespace quickstep {
namespace optimizer {
namespace physical {

std::vector<expressions::AttributeReferencePtr> DeleteTuples::getReferencedAttributes() const {
  if (predicate_ != nullptr) {
    return predicate_->getReferencedAttributes();
  } else {
    return std::vector<expressions::AttributeReferencePtr>();
  }
}

void DeleteTuples::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<OptimizerTreeBaseNodePtr> *non_container_child_fields,
    std::vector<std::string> *container_child_field_names,
    std::vector<std::vector<OptimizerTreeBaseNodePtr>> *container_child_fields)
    const {
  non_container_child_field_names->push_back("input");
  non_container_child_fields->push_back(input_);

  if (predicate_ != nullptr) {
    non_container_child_field_names->push_back("predicate");
    non_container_child_fields->push_back(predicate_);
  }
}

}  // namespace physical
}  // namespace optimizer
}  // namespace quickstep