55 lines
1.8 KiB
C++
55 lines
1.8 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_EXECUTOR_OB_DETERMINATE_TASK_SPLITER_H_
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#define OCEANBASE_EXECUTOR_OB_DETERMINATE_TASK_SPLITER_H_
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#include "sql/executor/ob_task_spliter.h"
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namespace oceanbase {
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namespace sql {
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class ObDeterminateTaskTransmit;
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class ObDeterminateTaskSpliter : public ObTaskSpliter {
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public:
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ObDeterminateTaskSpliter();
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virtual ~ObDeterminateTaskSpliter();
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virtual int get_next_task(ObTaskInfo*& task) override;
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virtual TaskSplitType get_type() const override
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{
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return ObTaskSpliter::DETERMINATE_TASK_SPLIT;
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}
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private:
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struct SliceIDCompare;
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private:
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int fetch_child_result(const ObTaskID& task_id, ObTaskInfo& task);
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int set_task_destination(const ObDeterminateTaskTransmit& transmit, const ObTaskID& task_id, ObTaskInfo& task);
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int record_task(const int64_t sys_job_id, const ObTaskID& task_id, const ObTaskInfo& task, const int64_t slice_count);
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int task_executed_servers(
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const int64_t sys_job_id, const ObTaskID& task_id, common::ObIArray<common::ObAddr>& servers);
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private:
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int64_t task_idx_;
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common::ObAddr pre_addr_;
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common::ObArray<const ObSliceEvent*> child_slices_;
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bool child_slices_fetched_;
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};
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} // end namespace sql
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} // end namespace oceanbase
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#endif // OCEANBASE_EXECUTOR_OB_DETERMINATE_TASK_SPLITER_H_
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