DropRelation.cpp

/**
 *   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
 *
 *       https://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 "cli/DropRelation.hpp"

#include <vector>

#include "catalog/CatalogDatabase.hpp"
#include "catalog/CatalogRelation.hpp"
#include "storage/StorageBlockInfo.hpp"
#include "storage/StorageManager.hpp"
#include "utility/Macros.hpp"

namespace quickstep {

void DropRelation::Drop(const CatalogRelation &relation,
                        CatalogDatabase *database,
                        StorageManager *storage_manager) {
  std::vector<block_id> relation_blocks(relation.getBlocksSnapshot());
  for (const block_id relation_block_id : relation_blocks) {
    storage_manager->deleteBlockOrBlobFile(relation_block_id);
  }

  const relation_id rel_id = relation.getID();
  DEBUG_ASSERT(database->hasRelationWithId(rel_id));
  database->dropRelationById(rel_id);
}

}  // namespace quickstep