---
title: "CentOS7 yum 安装 Mysql5.7"
date: 2019-10-30T13:00:28+08:00
lastmod: 2019-10-30T13:00:28+08:00
tags: ["centos", "yum", "mysql"]
categories: ["database"]
---

# 环境
- CentOS 7.4 x86_64 最小安装
- MySQL 5.7.20

# 下载 mysql 源安装包
```bash
#repo 地址: https://repo.mysql.com/
cd /root/
curl -O https://repo.mysql.com/mysql57-community-release-el7.rpm
```

# 安装 mysql 源
```bash
rpm -ivh /root/mysql57-community-release-el7.rpm
```

# 更新 yum 缓存
```bash
yum clean all
yum makecache fast
```

# 安装 mysql
```bash
yum install mysql-community-server
```

# 启动 mysql
```bash
systemctl start mysqld
```

# 查找 mysql 默认密码
```bash
grep 'temporary password' /var/log/mysqld.log
mysql -uroot -p
# 输入查找到的密码
```

# 修改 mysql 本地密码
- 在 mysql 下修改
```sql
mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY 'Pass-1234';
```
- 或者直接在终端修改
```bash
mysqladmin -uroot -p password 'Pass-1234'
```