| /** |
| * Copyright 2016, Quickstep Research Group, Computer Sciences Department, |
| * University of Wisconsin—Madison. |
| * Copyright 2016 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. |
| **/ |
| |
| #ifndef QUICKSTEP_RELATIONAL_OPERATORS_CREATE_INDEX_OPERATOR_HPP_ |
| #define QUICKSTEP_RELATIONAL_OPERATORS_CREATE_INDEX_OPERATOR_HPP_ |
| |
| #include <string> |
| |
| #include "catalog/CatalogRelation.hpp" |
| #include "relational_operators/RelationalOperator.hpp" |
| #include "storage/StorageBlockLayout.pb.h" |
| #include "utility/Macros.hpp" |
| |
| #include "glog/logging.h" |
| |
| #include "tmb/id_typedefs.h" |
| |
| namespace tmb { class MessageBus; } |
| |
| namespace quickstep { |
| |
| class CatalogRelation; |
| class QueryContext; |
| class StorageManager; |
| class WorkOrdersContainer; |
| |
| /** \addtogroup RelationalOperators |
| * @{ |
| */ |
| |
| /** |
| * @brief An operator which creates an index. |
| **/ |
| class CreateIndexOperator : public RelationalOperator { |
| public: |
| /** |
| * @brief Constructor. |
| * |
| * @param relation The relation to create index upon. |
| * @param index_name The index to create. |
| * @param index_description The index_description associated with this index. |
| **/ |
| CreateIndexOperator(CatalogRelation *relation, |
| const std::string &index_name, |
| IndexSubBlockDescription &&index_description) // NOLINT(whitespace/operators) |
| : relation_(DCHECK_NOTNULL(relation)), |
| index_name_(index_name), |
| index_description_(index_description) {} |
| |
| ~CreateIndexOperator() override {} |
| |
| /** |
| * @note no WorkOrder generated for this operator. |
| **/ |
| bool getAllWorkOrders(WorkOrdersContainer *container, |
| QueryContext *query_context, |
| StorageManager *storage_manager, |
| const tmb::client_id foreman_client_id, |
| const tmb::client_id agent_client_id, |
| tmb::MessageBus *bus) override; |
| |
| void updateCatalogOnCompletion() override; |
| |
| private: |
| CatalogRelation *relation_; |
| const std::string &index_name_; |
| IndexSubBlockDescription index_description_; |
| |
| DISALLOW_COPY_AND_ASSIGN(CreateIndexOperator); |
| }; |
| |
| /** @} */ |
| |
| } // namespace quickstep |
| |
| #endif // QUICKSTEP_RELATIONAL_OPERATORS_CREATE_INDEX_OPERATOR_HPP_ |