90 lines
2.5 KiB
C++
90 lines
2.5 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_SQL_TEMP_TABLE_
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#define OCEANBASE_SQL_TEMP_TABLE_
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#include "sql/resolver/dml/ob_dml_stmt.h"
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#include "sql/resolver/expr/ob_raw_expr.h"
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#include "sql/optimizer/ob_sharding_info.h"
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#include "observer/ob_server_struct.h"
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namespace oceanbase {
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namespace sql {
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struct ObTempTableSqcInfo {
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public:
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ObTempTableSqcInfo()
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: sqc_id_(0),
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temp_sqc_addr_(),
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interm_result_ids_(),
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min_task_count_(0),
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max_task_count_(0),
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task_count_(0),
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part_count_(0)
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{}
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virtual ~ObTempTableSqcInfo()
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{}
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TO_STRING_KV(K_(sqc_id), K_(temp_sqc_addr), K_(interm_result_ids), K_(min_task_count), K_(max_task_count),
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K_(task_count), K_(part_count));
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uint64_t sqc_id_;
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ObAddr temp_sqc_addr_;
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ObSEArray<uint64_t, 1> interm_result_ids_;
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uint64_t min_task_count_;
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uint64_t max_task_count_;
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uint64_t task_count_;
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uint64_t part_count_;
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};
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class ObSqlTempTableCtx {
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public:
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ObSqlTempTableCtx() : temp_table_id_(0)
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{}
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virtual ~ObSqlTempTableCtx()
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{}
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TO_STRING_KV(K_(temp_table_id), K_(temp_table_infos));
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// private:
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uint64_t temp_table_id_;
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ObSEArray<ObTempTableSqcInfo, 1, common::ModulePageAllocator, true> temp_table_infos_;
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};
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class ObSqlTempTableInfo {
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public:
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ObSqlTempTableInfo() : ref_table_id_(OB_INVALID_ID), table_name_(), table_query_(NULL), table_plan_(NULL)
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{}
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virtual ~ObSqlTempTableInfo()
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{}
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inline static uint64_t generate_temp_table_id()
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{
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int64_t start_id = (common::ObTimeUtility::current_time() / 1000000) << 20;
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static volatile uint64_t sequence = start_id;
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const uint64_t svr_id = GCTX.server_id_;
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return ((ATOMIC_AAF(&sequence, 1) & 0x0000FFFFFFFFFFFF) | (svr_id << 48));
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}
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TO_STRING_KV(K_(ref_table_id), K_(table_name));
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public:
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uint64_t ref_table_id_;
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common::ObString table_name_;
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ObSelectStmt* table_query_;
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ObLogicalOperator* table_plan_;
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};
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} // namespace sql
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} // namespace oceanbase
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#endif // OCEANBASE_SQL_TEMP_TABLE_
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