MiniOB
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MiniOB is one mini database, helping developers to learn how database works.
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src
observer
sql
stmt
insert_stmt.h
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/* Copyright (c) 2021 OceanBase and/or its affiliates. All rights reserved.
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miniob is licensed under Mulan PSL v2.
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You can use this software according to the terms and conditions of the Mulan PSL v2.
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You may obtain a copy of Mulan PSL v2 at:
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http://license.coscl.org.cn/MulanPSL2
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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 PSL v2 for more details. */
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//
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// Created by Wangyunlai on 2022/5/22.
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//
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#pragma once
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#include "common/sys/rc.h"
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#include "
sql/stmt/stmt.h
"
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class
Table
;
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class
Db
;
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class
InsertStmt
:
public
Stmt
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{
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public
:
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InsertStmt
() =
default
;
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InsertStmt
(
Table
*table,
const
Value
*values,
int
value_amount);
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StmtType type()
const override
{
return
StmtType::INSERT; }
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public
:
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static
RC create(
Db
*db,
const
InsertSqlNode
&insert_sql,
Stmt
*&stmt);
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public
:
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Table
*table()
const
{
return
table_; }
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const
Value
*values()
const
{
return
values_; }
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int
value_amount()
const
{
return
value_amount_; }
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private
:
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Table
*table_ =
nullptr
;
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const
Value
*values_ =
nullptr
;
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int
value_amount_ = 0;
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};
Db
一个DB实例负责管理一批表
Definition:
db.h:46
InsertStmt
插入语句
Definition:
insert_stmt.h:28
Stmt
Stmt for Statement
Definition:
stmt.h:83
Table
表
Definition:
table.h:42
Value
属性的值
Definition:
value.h:30
stmt.h
InsertSqlNode
描述一个insert语句
Definition:
parse_defs.h:112
制作者
1.9.5