| /** |
| * 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/InitializeAggregationOperator.hpp" |
| |
| #include <cstddef> |
| |
| #include "query_execution/QueryContext.hpp" |
| #include "query_execution/WorkOrderProtosContainer.hpp" |
| #include "query_execution/WorkOrdersContainer.hpp" |
| #include "relational_operators/WorkOrder.pb.h" |
| #include "storage/AggregationOperationState.hpp" |
| |
| #include "glog/logging.h" |
| |
| #include "tmb/id_typedefs.h" |
| |
| namespace quickstep { |
| |
| bool InitializeAggregationOperator::getAllWorkOrders( |
| WorkOrdersContainer *container, |
| QueryContext *query_context, |
| StorageManager *storage_manager, |
| const tmb::client_id scheduler_client_id, |
| tmb::MessageBus *bus) { |
| if (!started_) { |
| AggregationOperationState *agg_state = |
| query_context->getAggregationState(aggr_state_index_); |
| DCHECK(agg_state != nullptr); |
| |
| for (std::size_t part_id = 0; |
| part_id < agg_state->getNumInitializationPartitions(); |
| ++part_id) { |
| container->addNormalWorkOrder( |
| new InitializeAggregationWorkOrder(query_id_, |
| part_id, |
| agg_state), |
| op_index_); |
| } |
| started_ = true; |
| } |
| return true; |
| } |
| |
| // TODO(quickstep-team) : Think about how the number of partitions could be |
| // accessed in this function. Until then, we can't use partitioned aggregation |
| // initialization with the distributed version. |
| bool InitializeAggregationOperator::getAllWorkOrderProtos(WorkOrderProtosContainer *container) { |
| LOG(FATAL) << "Not supported"; |
| } |
| |
| void InitializeAggregationWorkOrder::execute() { |
| state_->initialize(partition_id_); |
| } |
| |
| } // namespace quickstep |