a4c97d03f7
Co-authored-by: ZenoWang <wzybuaasoft@163.com> Co-authored-by: zhjc1124 <zhjc1124@gmail.com> Co-authored-by: JiahuaChen <garfieldjia@qq.com>
72 lines
2.0 KiB
C++
72 lines
2.0 KiB
C++
/**
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* Copyright (c) 2021 OceanBase
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* OceanBase CE is licensed under Mulan PubL v2.
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* You can use this software according to the terms and conditions of the Mulan PubL v2.
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* You may obtain a copy of Mulan PubL v2 at:
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* http://license.coscl.org.cn/MulanPubL-2.0
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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 PubL v2 for more details.
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*/
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#include "lib/stat/ob_session_stat.h"
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#include "lib/ob_lib_config.h"
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namespace oceanbase
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{
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namespace common
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{
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ObSessionDIBuffer::ObSessionDIBuffer()
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: tenant_cache_(),
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local_session_collect_(),
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session_collect_(NULL),
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sys_tenant_collect_(tenant_cache_.get_sys_tenant_node()),
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curr_tenant_collect_(sys_tenant_collect_),
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not_sys_tenant_collect_(sys_tenant_collect_)
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{
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}
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ObSessionDIBuffer::~ObSessionDIBuffer()
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{
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}
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/**
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*--------------------------------------------------------ObSessionStatEstGuard---------------------------------------------
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*/
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ObSessionStatEstGuard::ObSessionStatEstGuard(const uint64_t tenant_id, const uint64_t session_id, const bool is_multi_thread_plan)
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: prev_tenant_id_(OB_SYS_TENANT_ID),
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prev_session_id_(0)
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{
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if (oceanbase::lib::is_diagnose_info_enabled()) {
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buffer_ = GET_TSI(ObSessionDIBuffer);
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if (NULL != buffer_) {
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prev_tenant_id_ = buffer_->get_tenant_id();
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if (NULL != (buffer_->get_curr_session())) {
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prev_session_id_ = buffer_->get_curr_session()->session_id_;
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}
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if (0 < tenant_id && 0 < session_id) {
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buffer_->switch_both(tenant_id, session_id, is_multi_thread_plan);
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}
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}
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} else {
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buffer_ = nullptr;
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}
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}
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ObSessionStatEstGuard::~ObSessionStatEstGuard()
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{
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if (NULL != buffer_) {
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buffer_->switch_tenant(prev_tenant_id_);
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if (0 != prev_session_id_) {
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buffer_->switch_session(prev_session_id_);
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} else {
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buffer_->reset_session();
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}
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}
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}
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} /* namespace common */
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} /* namespace oceanbase */
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