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From zuyu <...@git.apache.org>
Subject [GitHub] incubator-quickstep pull request #96: QUICKSTEP-43 Introduced DestroyAggrega...
Date Tue, 23 Aug 2016 21:32:13 GMT
Github user zuyu commented on a diff in the pull request:

    https://github.com/apache/incubator-quickstep/pull/96#discussion_r75955335
  
    --- Diff: relational_operators/DestroyAggregationStateOperator.hpp ---
    @@ -0,0 +1,118 @@
    +/**
    + * 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.
    + **/
    +
    +#ifndef QUICKSTEP_RELATIONAL_OPERATORS_DESTROY_AGGREGATION_STATE_OPERATOR_HPP_
    +#define QUICKSTEP_RELATIONAL_OPERATORS_DESTROY_AGGREGATION_STATE_OPERATOR_HPP_
    +
    +#include <string>
    +
    +#include "query_execution/QueryContext.hpp"
    +#include "relational_operators/RelationalOperator.hpp"
    +#include "relational_operators/WorkOrder.hpp"
    +#include "utility/Macros.hpp"
    +
    +#include "glog/logging.h"
    +
    +#include "tmb/id_typedefs.h"
    +
    +namespace tmb { class MessageBus; }
    +
    +namespace quickstep {
    +
    +class StorageManager;
    +class WorkOrderProtosContainer;
    +class WorkOrdersContainer;
    +
    +/** \addtogroup RelationalOperators
    + *  @{
    + */
    +
    +/**
    + * @brief An operator which destroys a shared aggregation state.
    + **/
    +class DestroyAggregationStateOperator : public RelationalOperator {
    + public:
    +  /**
    +   * @brief Constructor.
    +   *
    +   * @param query_id The ID of the query to which this operator belongs.
    +   * @param aggr_state_index The index of the AggregationState in QueryContext.
    +   **/
    +  DestroyAggregationStateOperator(const std::size_t query_id,
    +                      const QueryContext::aggregation_state_id aggr_state_index)
    --- End diff --
    
    Code style: please align w/ the above line.


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