| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 "relational_operators/TableGeneratorOperator.hpp" |
| |
| #include "expressions/table_generator/GeneratorFunctionHandle.hpp" |
| #include "query_execution/QueryContext.hpp" |
| #include "query_execution/WorkOrderProtosContainer.hpp" |
| #include "query_execution/WorkOrdersContainer.hpp" |
| #include "relational_operators/WorkOrder.pb.h" |
| #include "storage/InsertDestination.hpp" |
| #include "types/containers/ColumnVectorsValueAccessor.hpp" |
| |
| #include "glog/logging.h" |
| |
| #include "tmb/id_typedefs.h" |
| |
| namespace quickstep { |
| |
| bool TableGeneratorOperator::getAllWorkOrders( |
| WorkOrdersContainer *container, |
| QueryContext *query_context, |
| StorageManager *storage_manager, |
| const tmb::client_id scheduler_client_id, |
| tmb::MessageBus *bus) { |
| if (!started_) { |
| DCHECK(query_context != nullptr); |
| |
| // Currently the generator function is not abstracted to be parallelizable, |
| // so just produce one work order. |
| container->addNormalWorkOrder( |
| new TableGeneratorWorkOrder( |
| query_id_, |
| query_context->getGeneratorFunctionHandle( |
| generator_function_index_), |
| query_context->getInsertDestination(output_destination_index_)), |
| op_index_); |
| started_ = true; |
| } |
| return started_; |
| } |
| |
| bool TableGeneratorOperator::getAllWorkOrderProtos(WorkOrderProtosContainer *container) { |
| if (!started_) { |
| serialization::WorkOrder *proto = new serialization::WorkOrder; |
| proto->set_work_order_type(serialization::TABLE_GENERATOR); |
| proto->set_query_id(query_id_); |
| |
| proto->SetExtension(serialization::TableGeneratorWorkOrder::generator_function_index, generator_function_index_); |
| proto->SetExtension(serialization::TableGeneratorWorkOrder::insert_destination_index, output_destination_index_); |
| |
| container->addWorkOrderProto(proto, op_index_); |
| started_ = true; |
| } |
| return true; |
| } |
| |
| |
| void TableGeneratorWorkOrder::execute() { |
| ColumnVectorsValueAccessor temp_result; |
| function_handle_.populateColumns(&temp_result); |
| |
| output_destination_->bulkInsertTuples(&temp_result); |
| } |
| |
| } // namespace quickstep |