Files
oceanbase/src/sql/optimizer/ob_log_expr_values.h
jingtaoye35 8015a958d0 [FEAT MERGE] implement values statement
Co-authored-by: wangt1xiuyi <13547954130@163.com>
2023-08-30 10:44:18 +00:00

102 lines
3.8 KiB
C++

/**
* Copyright (c) 2021 OceanBase
* OceanBase CE is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PubL v2 for more details.
*/
#ifndef _OB_LOG_EXPR_VALUES_H
#define _OB_LOG_EXPR_VALUES_H
#include "sql/optimizer/ob_logical_operator.h"
namespace oceanbase
{
namespace sql
{
class ObLogExprValues : public ObLogicalOperator
{
public:
ObLogExprValues(ObLogPlan &plan)
: ObLogicalOperator(plan),
err_log_define_(),
is_values_table_(false),
table_name_()
{}
virtual ~ObLogExprValues() {}
int add_values_expr(const common::ObIArray<ObRawExpr *> &value_exprs);
int add_values_desc(const common::ObIArray<ObColumnRefRawExpr *> &value_desc);
const common::ObIArray<ObColumnRefRawExpr *> &get_value_desc() const
{
return value_desc_;
}
common::ObIArray<ObColumnRefRawExpr *> &get_value_desc()
{
return value_desc_;
}
const common::ObIArray<ObRawExpr *> &get_value_exprs() const
{
return value_exprs_;
}
common::ObIArray<ObRawExpr *> &get_value_exprs()
{
return value_exprs_;
}
bool contain_array_binding_param() const;
bool is_ins_values_batch_opt() const;
// add for error logging
ObErrLogDefine &get_err_log_define() { return err_log_define_; }
const ObErrLogDefine &get_err_log_define() const { return err_log_define_; }
virtual int est_cost() override;
virtual int do_re_est_cost(EstimateCostInfo &param, double &card, double &op_cost, double &cost);
virtual int compute_op_ordering() override;
virtual int compute_equal_set() override;
virtual int compute_table_set() override;
virtual int compute_fd_item_set() override;
virtual int compute_one_row_info() override;
virtual int compute_sharding_info() override;
virtual int compute_op_parallel_and_server_info() override;
virtual int get_op_exprs(ObIArray<ObRawExpr*> &all_exprs) override;
virtual int is_my_fixed_expr(const ObRawExpr *expr, bool &is_fixed) override;
virtual int allocate_expr_post(ObAllocExprContext &ctx) override;
int extract_err_log_info();
int mark_probably_local_exprs();
int allocate_dummy_output();
virtual int inner_replace_op_exprs(ObRawExprReplacer &replacer) override;
virtual int get_plan_item_info(PlanText &plan_text,
ObSqlPlanItem &plan_item) override;
int get_array_param_group_id(int64_t &group_id, bool &find);
void set_is_values_table(bool is_values_table) { is_values_table_ = is_values_table; }
int64_t get_values_row_count() const {
return is_values_table_ && value_desc_.count() > 0 ? value_exprs_.count() / value_desc_.count() : 1;
}
inline common::ObString &get_table_name() { return table_name_; }
inline const common::ObString &get_table_name() const { return table_name_; }
inline void set_table_name(const common::ObString &table_name) { table_name_ = table_name; }
private:
int construct_array_binding_values();
int construct_sequence_values();
private:
common::ObSEArray<ObRawExpr*, 4, common::ModulePageAllocator, true> value_exprs_;
common::ObSEArray<ObColumnRefRawExpr*, 4, common::ModulePageAllocator, true> value_desc_;
//add for error_logging
ObErrLogDefine err_log_define_;
//for values table
bool is_values_table_;
common::ObString table_name_;
DISALLOW_COPY_AND_ASSIGN(ObLogExprValues);
};
}
}
#endif