set_variable_stmt.h

/* Copyright (c) 2021 OceanBase and/or its affiliates. All rights reserved.
miniob is licensed under Mulan PSL v2.
You can use this software according to the terms and conditions of the Mulan PSL v2.
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See the Mulan PSL v2 for more details. */
 
//
// Created by Wangyunlai on 2023/6/29.
//
 
#pragma once
 
#include <string>
#include <vector>
 
#include "sql/stmt/stmt.h"
 
class SetVariableStmt : public Stmt
{
public:
  SetVariableStmt(const SetVariableSqlNode &set_variable) : set_variable_(set_variable)
  {}
  virtual ~SetVariableStmt() = default;
 
  StmtType type() const override { return StmtType::SET_VARIABLE; }
 
  const char *var_name() const { return set_variable_.name.c_str(); }
  const Value &var_value() const { return set_variable_.value; }
  
  static RC create(const SetVariableSqlNode &set_variable, Stmt *&stmt)
  {
    stmt = new SetVariableStmt(set_variable);
    return RC::SUCCESS;
  }
 
private:
  SetVariableSqlNode set_variable_;
};