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🌱 This is a tutorial of MySQL. In this tutorial, you can leran how to use MySQL and optimize SQL.
| Date | Stars |
|---|---|
| 2026-07-24 | 528 |
| 2026-07-25 | 528 |
| 2026-07-28 | 528 |
| 2026-07-30 | 528 |
| 2026-08-06 | 528 |
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# 史上最简单的 MySQL 教程  数据库（Database）是按照数据结构来组织、存储和管理数据的仓库，它产生于距今六十多年前，随着信息技术和市场的发展，特别是二十世纪九十年代以后，数据管理不再仅仅是存储和管理数据，而转变成用户所需要的各种数据管理的方式。数据库有很多种类型，从最简单的存储有各种数据的表格到能够进行海量数据存储的大型数据库系统都在各个方面得到了广泛的应用。在这里，作者将详细讲述 MySQL 数据库的相关知识，以供大家参考。当然，也需要在此声明：**如果文章中出现了错误，请大家帮忙斧正，深感荣幸。** ## 索引 - [基础教程](#基础教程) - [教程相关](#教程相关) ## 基础教程 - 数据库 - 第 1 篇：[数据库](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/database.md) - 第 2 篇：[关系型数据库](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/relation-db.md) - MySQL数据库 - 第 3 篇：[MySQL 数据库](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/mysql_db.md) - 第 4 篇：[SQL 基本操作](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/sql-operation.md) - 第 5 篇：[中文数据问题](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/chinese-data.md) - 第 6 篇：[校对集问题](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/collate.md) - 第 7 篇：[列类型](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/column-type.md) - 第 8 篇：[记录长度](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/record-length.md) - 列属性 - 第 9 篇：[列属性 之 空属性、列描述和默认值](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/column-null-comment-default.md) - 第 10 篇：[列属性 之 主键](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/primarykey.md) - 第 11 篇：[列属性 之 自动增长](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/increment.md) - 第 12 篇：[列属性 之 唯一键](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/uniquekey.md) - 索引、关系及范式 - 第 13 篇：[索引](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/index.md) - 第 14 篇：[关系](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/relation.md) - 第 15 篇：[范式](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/paradigm.md) - 高级操作 - 第 16 篇：[数据的高级操作 之 主键冲突](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/duplicate-primary-key.md) - 第 17 篇：[数据的高级操作 之 蠕虫复制](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/worm-copy.md) - 第 18 篇：[数据的高级操作 之 更新 & 删除](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/updata-and-delete.md) - 第 19 篇：[数据的高级操作 之 查询](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/select.md) - 查询 - 第 20 篇：[连接查询](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/join-query.md) - 第 21 篇：[外键](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/foreign-key.md) - 第 22 篇：[联合查询](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/union.md) - 第 23 篇：[子查询](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/sub-query.md) - 视图 - 第 24 篇：[视图（上）](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/view-one.md) - 第 25 篇：[视图（下）](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/view-two.md) - 备份及还原 - 第 26 篇：[数据备份与还原](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/backup.md) - 事物 - 第 27 篇：[事务（上）](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/thing-one.md) - 第 28 篇：[事务（下）](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/thing-two.md) - 数据库变量 - 第 29 篇：[数据库变量](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/database-variable.md) - 触发器 - 第 30 篇：[触发器](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/trigger.md) - 代码执行结构 - 第 31 篇：[代码执行结构](https://github.com/guobinhit/mysql-tutorial/blob/master/articles/code-execution-structure.md) - 函数 - 第 32 篇：[函数](https://github.com/guobinhit/mysql-tutorial/blob/master/artic
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matched fp:a44cb41262371d23, topic:tutorial, name:tutorial, desc:tutorial