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### Prerequisites
- [x] I have carried out troubleshooting steps and I believe I have found a bug.
- [x] I have searched for similar bugs in both open and closed issues and cannot find a duplicate.
…
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### Prerequisites
- [X] I have carried out troubleshooting steps and I believe I have found a bug.
- [X] I have searched for similar bugs in both open and closed issues and cannot find a duplicate.
…
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Hello, dear developers.
I have a problem: after a recent update, the MySQL server (MariaDB) does not work!
1. When you enter the `mysql` or `mariadb` command, the following error is displayed:…
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最近刚,学到MySQL事务相关的,知识点,想和大家简单聊聊,在MySQL的InnoDB引擎中是如何多个事务同时执行如何保证数据的一致性。
首先我会简单介绍一下什么是事务:
## 什么是事务?
在数据库中,事务是这样来定义的:保证一组数据库操作,要么全部成功,要么都全部失败。
## 隔离性与隔离级别
在说到事务,肯定会想到ACID(Atomicity、Co…
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### Prerequisites
- [X] I have carried out troubleshooting steps and I believe I have found a bug.
- [X] I have searched for similar bugs in both open and closed issues and cannot find a duplicate.
…
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### Prerequisites
- [X] I have carried out troubleshooting steps and I believe I have found a bug.
- [X] I have searched for similar bugs in both open and closed issues and cannot find a duplicate.
…
-
### Prerequisites
- [X] I have carried out troubleshooting steps and I believe I have found a bug.
- [X] I have searched for similar bugs in both open and closed issues and cannot find a duplicate.
…
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### Prerequisites
- [X] I have carried out troubleshooting steps and I believe I have found a bug.
- [X] I have searched for similar bugs in both open and closed issues and cannot find a duplicate.
…
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### Prerequisites
- [X] I have carried out troubleshooting steps and I believe I have found a bug.
- [X] I have searched for similar bugs in both open and closed issues and cannot find a duplicate…
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```
CREATE TABLE IF NOT EXISTS `apartments` (
`id` INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
`name` VARCHAR(255) DEFAULT NULL,
`type` VARCHAR(255) DEFAULT NULL,
`label` VARCHAR(255) DEFAUL…