forked from huawei/openGauss-server
47 lines
1.3 KiB
C++
Executable File
47 lines
1.3 KiB
C++
Executable File
/*
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* Copyright (c) 2020 Huawei Technologies Co.,Ltd.
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*
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* openGauss is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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*
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* http://license.coscl.org.cn/MulanPSL2
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*
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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* -------------------------------------------------------------------------
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*
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* dynsmp_single.cpp
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* functions related to dynamic smp.
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*
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* IDENTIFICATION
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* src/gausskernel/optimizer/plan/dynsmp_single.cpp
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*
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* -------------------------------------------------------------------------
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*/
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#include "postgres.h"
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#include "knl/knl_variable.h"
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#include "optimizer/streamplan.h"
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void InitDynamicSmp()
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{
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DISTRIBUTED_FEATURE_NOT_SUPPORTED();
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}
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void ChooseStartQueryDop(int hashTableCount)
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{
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DISTRIBUTED_FEATURE_NOT_SUPPORTED();
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}
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void OptimizePlanDop(PlannedStmt* plannedStmt)
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{
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DISTRIBUTED_FEATURE_NOT_SUPPORTED();
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}
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bool IsDynamicSmpEnabled()
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{
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return IS_STREAM_PLAN && u_sess->opt_cxt.max_query_dop >= 0 && !u_sess->attr.attr_common.IsInplaceUpgrade &&
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!IsInitdb;
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}
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