create_index_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.
You may obtain a copy of Mulan PSL v2 at:
         http://license.coscl.org.cn/MulanPSL2
THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
See the Mulan PSL v2 for more details. */
 
//
// Created by Wangyunlai on 2023/4/25.
//
 
#pragma once
 
#include "sql/stmt/stmt.h"
 
struct CreateIndexSqlNode;
class Table;
class FieldMeta;
 
class CreateIndexStmt : public Stmt
{
public:
  CreateIndexStmt(Table *table, const FieldMeta *field_meta, const string &index_name)
      : table_(table), field_meta_(field_meta), index_name_(index_name)
  {}
 
  virtual ~CreateIndexStmt() = default;
 
  StmtType type() const override { return StmtType::CREATE_INDEX; }
 
  Table           *table() const { return table_; }
  const FieldMeta *field_meta() const { return field_meta_; }
  const string    &index_name() const { return index_name_; }
 
public:
  static RC create(Db *db, const CreateIndexSqlNode &create_index, Stmt *&stmt);
 
private:
  Table           *table_      = nullptr;
  const FieldMeta *field_meta_ = nullptr;
  string           index_name_;
};