Files
oceanbase/src/sql/optimizer/ob_log_expr_values.h

70 lines
2.4 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), need_columnlized_(false)
{}
virtual int allocate_exchange_post(AllocExchContext* ctx) override;
virtual int copy_without_child(ObLogicalOperator*& out) override
{
return clone(out);
}
void set_need_columnlized(bool need_columnlized)
{
need_columnlized_ = need_columnlized;
}
bool is_need_columnlized() const
{
return need_columnlized_;
}
int add_values_expr(const common::ObIArray<ObRawExpr*>& value_exprs);
const common::ObIArray<ObRawExpr*>& get_value_exprs() const
{
return value_exprs_;
}
common::ObIArray<ObRawExpr*>& get_value_exprs()
{
return value_exprs_;
}
int check_range_param_continuous(bool& use_range_param) const;
int get_value_param_range(int64_t row_index, int64_t& param_idx_start, int64_t& param_idx_end) const;
virtual int est_cost() override;
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 allocate_dummy_output() override;
uint64_t hash(uint64_t seed) const override;
virtual int allocate_expr_post(ObAllocExprContext& ctx) override;
virtual int inner_append_not_produced_exprs(ObRawExprUniqueSet& raw_exprs) const override;
private:
virtual int print_my_plan_annotation(char* buf, int64_t& buf_len, int64_t& pos, ExplainType type) override;
private:
bool need_columnlized_;
common::ObSEArray<ObRawExpr*, 4, common::ModulePageAllocator, true> value_exprs_;
DISALLOW_COPY_AND_ASSIGN(ObLogExprValues);
};
} // namespace sql
} // namespace oceanbase
#endif