71 lines
2.0 KiB
C++
71 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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#ifndef OCEANBASE_OBSERVER_OB_VIRTUAL_SQL_PLAN_STATISTICS_H
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#define OCEANBASE_OBSERVER_OB_VIRTUAL_SQL_PLAN_STATISTICS_H 1
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#include "share/ob_virtual_table_scanner_iterator.h"
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#include "sql/plan_cache/ob_plan_cache_util.h"
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#include "lib/container/ob_se_array.h"
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#include "common/ob_range.h"
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namespace oceanbase
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{
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namespace observer
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{
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class ObVirtualSqlPlanStatistics : public common::ObVirtualTableScannerIterator
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{
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public:
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ObVirtualSqlPlanStatistics();
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virtual ~ObVirtualSqlPlanStatistics();
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int inner_open();
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virtual int inner_get_next_row(common::ObNewRow *&row);
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virtual void reset();
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void set_tenant_id(int64_t tenant_id) { tenant_id_ = tenant_id; }
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private:
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int get_all_tenant_id();
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int get_row_from_specified_tenant(uint64_t tenant_id, bool &is_end);
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int fill_cells(const sql::ObOperatorStat &pstat);
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private:
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enum COLUMN_ID
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{
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TENANT_ID = common::OB_APP_MIN_COLUMN_ID,
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SVR_IP,
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SVR_PORT,
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PLAN_ID,
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OPERATION_ID,
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EXECUTIONS,
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OUTPUT_ROWS,
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INPUT_ROWS,
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RESCAN_TIMES,
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BUFFER_GETS,
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DISK_READS,
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DISK_WRITES,
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ELAPSED_TIME,
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EXTEND_INFO1,
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EXTEND_INFO2
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};
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common::ObSEArray<uint64_t, 16> tenant_id_array_;
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common::ObSEArray<sql::ObOperatorStat, 128> operator_stat_array_;
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int64_t tenant_id_;
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int64_t tenant_id_array_idx_;
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int64_t operator_stat_array_idx_;
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DISALLOW_COPY_AND_ASSIGN(ObVirtualSqlPlanStatistics);
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};
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} //end namespace observer
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} //end namespace oceanbase
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#endif /* OCEANBASE_OBSERVER_OB_VIRTUAL_SQL_PLAN_STATISTICS_H */
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