[root@localhost download]# wget http://repo.mysql.com/mysql80-community-release-el7-2.noarch.rpm
--2019-03-12 14:49:38-- http://repo.mysql.com/mysql80-community-release-el7-2.noarch.rpm
正在解析主机 repo.mysql.com (repo.mysql.com)... 104.95.206.140
正在连接 repo.mysql.com (repo.mysql.com)|104.95.206.140|:80... 已连接。
已发出 HTTP 请求，正在等待回应... 302 Found
位置：http://59.80.44.99/repo.mysql.com/mysql80-community-release-el7-2.noarch.rpm [跟随至新的 URL]
--2019-03-12 14:49:42-- http://59.80.44.99/repo.mysql.com/mysql80-community-release-el7-2.noarch.rpm
正在连接 59.80.44.99:80... 已连接。
已发出 HTTP 请求，正在等待回应... 200 OK
长度：25892 (25K) [application/x-redhat-package-manager]
正在保存至: “mysql80-community-release-el7-2.noarch.rpm”
100%[=============================================================>] 25,892 145KB/s 用时 0.2s
2019-03-12 14:49:42 (145 KB/s) - 已保存 “mysql80-community-release-el7-2.noarch.rpm” [25892/25892])
[root@localhost download]# rpm -ivh mysql80-community-release-el7-2.noarch.rpm
警告：mysql80-community-release-el7-2.noarch.rpm: 头V3 DSA/SHA1 Signature, 密钥 ID 5072e1f5: NOKEY
准备中... ################################# [100%]
正在升级/安装...
1:mysql80-community-release-el7-2 ################################# [100%]
[root@localhost download]# yum repolist all | grep mysql
mysql-cluster-7.5-community/x86_64 MySQL Cluster 7.5 Community 禁用
mysql-cluster-7.5-community-source MySQL Cluster 7.5 Community - So 禁用
mysql-cluster-7.6-community/x86_64 MySQL Cluster 7.6 Community 禁用
mysql-cluster-7.6-community-source MySQL Cluster 7.6 Community - So 禁用
mysql-connectors-community/x86_64 MySQL Connectors Community 启用: 95
mysql-connectors-community-source MySQL Connectors Community - Sou 禁用
mysql-tools-community/x86_64 MySQL Tools Community 启用: 84
mysql-tools-community-source MySQL Tools Community - Source 禁用
mysql-tools-preview/x86_64 MySQL Tools Preview 禁用
mysql-tools-preview-source MySQL Tools Preview - Source 禁用
mysql55-community/x86_64 MySQL 5.5 Community Server 禁用
mysql55-community-source MySQL 5.5 Community Server - Sou 禁用
mysql56-community/x86_64 MySQL 5.6 Community Server 禁用
mysql56-community-source MySQL 5.6 Community Server - Sou 禁用
mysql57-community/x86_64 MySQL 5.7 Community Server 禁用
mysql57-community-source MySQL 5.7 Community Server - Sou 禁用
mysql80-community/x86_64 MySQL 8.0 Community Server 启用: 82
mysql80-community-source MySQL 8.0 Community Server - Sou 禁用
[root@localhost download]# yum install mysql-community-server
已加载插件：fastestmirror
Loading mirror speeds from cached hostfile
* base: mirrors.163.com
* extras: mirrors.163.com
* updates: mirrors.huaweicloud.com
base | 3.6 kB 00:00:00
extras | 3.4 kB 00:00:00
updates | 3.4 kB 00:00:00
正在解决依赖关系
--> 正在检查事务
---> 软件包 mysql-community-server.x86_64.0.8.0.15-1.el7 将被 安装
--> 正在处理依赖关系 mysql-community-common(x86-64) = 8.0.15-1.el7，它被软件包 mysql-community-server-8.0.15-1.el7.x86_64 需要
--> 正在处理依赖关系 mysql-community-client(x86-64) >= 8.0.0，它被软件包 mysql-community-server-8.0.15-1.el7.x86_64 需要
--> 正在检查事务
---> 软件包 mysql-community-client.x86_64.0.8.0.15-1.el7 将被 安装
--> 正在处理依赖关系 mysql-community-libs(x86-64) >= 8.0.0，它被软件包 mysql-community-client-8.0.15-1.el7.x86_64 需要
---> 软件包 mysql-community-common.x86_64.0.8.0.15-1.el7 将被 安装
--> 正在检查事务
---> 软件包 mariadb-libs.x86_64.1.5.5.60-1.el7_5 将被 取代
--> 正在处理依赖关系 libmysqlclient.so.18()(64bit)，它被软件包 2:postfix-2.10.1-7.el7.x86_64 需要
--> 正在处理依赖关系 libmysqlclient.so.18(libmysqlclient_18)(64bit)，它被软件包 2:postfix-2.10.1-7.el7.x86_64 需要
---> 软件包 mysql-community-libs.x86_64.0.8.0.15-1.el7 将被 舍弃
--> 正在检查事务
---> 软件包 mysql-community-libs-compat.x86_64.0.8.0.15-1.el7 将被 舍弃
--> 解决依赖关系完成
依赖关系解决
=======================================================================================================
Package 架构 版本 源 大小
=======================================================================================================
正在安装:
mysql-community-libs x86_64 8.0.15-1.el7 mysql80-community 2.2 M
替换 mariadb-libs.x86_64 1:5.5.60-1.el7_5
mysql-community-libs-compat x86_64 8.0.15-1.el7 mysql80-community 2.1 M
替换 mariadb-libs.x86_64 1:5.5.60-1.el7_5
mysql-community-server x86_64 8.0.15-1.el7 mysql80-community 360 M
为依赖而安装:
mysql-community-client x86_64 8.0.15-1.el7 mysql80-community 25 M
mysql-community-common x86_64 8.0.15-1.el7 mysql80-community 566 k
事务概要
=======================================================================================================
安装 3 软件包 (+2 依赖软件包)
总下载量：391 M
Is this ok [y/d/N]: y
Downloading packages:
警告：/var/cache/yum/x86_64/7/mysql80-community/packages/mysql-community-common-8.0.15-1.el7.x86_64.rpm: 头V3 DSA/SHA1 Signature, 密钥 ID 5072e1f5: NOKEY
mysql-community-common-8.0.15-1.el7.x86_64.rpm 的公钥尚未安装
(1/5): mysql-community-common-8.0.15-1.el7.x86_64.rpm | 566 kB 00:00:09
(2/5): mysql-community-libs-8.0.15-1.el7.x86_64.rpm | 2.2 MB 00:00:17
(3/5): mysql-community-libs-compat-8.0.15-1.el7.x86_64.rpm | 2.1 MB 00:00:22
(4/5): mysql-community-client-8.0.15-1.el7.x86_64.rpm | 25 MB 00:03:47
(5/5): mysql-community-server-8.0.15-1.el7.x86_64.rpm | 360 MB 00:28:00
-------------------------------------------------------------------------------------------------------
总计 231 kB/s | 391 MB 00:28:50
从 file:///etc/pki/rpm-gpg/RPM-GPG-KEY-mysql 检索密钥
导入 GPG key 0x5072E1F5:
用户ID : "MySQL Release Engineering <[email protected]>"
指纹 : a4a9 4068 76fc bd3c 4567 70c8 8c71 8d3b 5072 e1f5
软件包 : mysql80-community-release-el7-2.noarch (installed)
来自 : /etc/pki/rpm-gpg/RPM-GPG-KEY-mysql
是否继续？[y/N]：y
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
警告：RPM 数据库已被非 yum 程序修改。
正在安装 : mysql-community-common-8.0.15-1.el7.x86_64 1/6
正在安装 : mysql-community-libs-8.0.15-1.el7.x86_64 2/6
正在安装 : mysql-community-client-8.0.15-1.el7.x86_64 3/6
正在安装 : mysql-community-server-8.0.15-1.el7.x86_64 4/6
正在安装 : mysql-community-libs-compat-8.0.15-1.el7.x86_64 5/6
正在删除 : 1:mariadb-libs-5.5.60-1.el7_5.x86_64 6/6
验证中 : mysql-community-libs-compat-8.0.15-1.el7.x86_64 1/6
验证中 : mysql-community-common-8.0.15-1.el7.x86_64 2/6
验证中 : mysql-community-server-8.0.15-1.el7.x86_64 3/6
验证中 : mysql-community-client-8.0.15-1.el7.x86_64 4/6
验证中 : mysql-community-libs-8.0.15-1.el7.x86_64 5/6
验证中 : 1:mariadb-libs-5.5.60-1.el7_5.x86_64 6/6
已安装:
mysql-community-libs.x86_64 0:8.0.15-1.el7 mysql-community-libs-compat.x86_64 0:8.0.15-1.el7
mysql-community-server.x86_64 0:8.0.15-1.el7
作为依赖被安装:
mysql-community-client.x86_64 0:8.0.15-1.el7 mysql-community-common.x86_64 0:8.0.15-1.el7
替代:
mariadb-libs.x86_64 1:5.5.60-1.el7_5
完毕！
[root@localhost download]# sudo service mysqld start
Redirecting to /bin/systemctl start mysqld.service
[root@localhost download]# sudo service mysqld status
Redirecting to /bin/systemctl status mysqld.service
● mysqld.service - MySQL Server
Loaded: loaded (/usr/lib/systemd/system/mysqld.service; enabled; vendor preset: disabled)
Active: active (running) since 二 2019-03-12 15:31:13 CST; 13s ago
Docs: man:mysqld(8)
http://dev.mysql.com/doc/refman/en/using-systemd.html
Process: 5563 ExecStartPre=/usr/bin/mysqld_pre_systemd (code=exited, status=0/SUCCESS)
Main PID: 5631 (mysqld)
Status: "SERVER_OPERATING"
CGroup: /system.slice/mysqld.service
└─5631 /usr/sbin/mysqld
3月 12 15:30:19 localhost.localdomain systemd[1]: Starting MySQL Server...
3月 12 15:31:13 localhost.localdomain systemd[1]: Started MySQL Server.
[root@localhost download]# sudo grep 'temporary password' /var/log/mysqld.log
2019-03-12T07:30:51.824375Z 5 [Note] [MY-010454] [Server] A temporary password is generated for root@localhost: xs/<YQyaF0sp
[root@localhost download]# mysql -uroot -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 8
Server version: 8.0.15
Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY 'Qwe123!@#';//注意密码复杂度，大小写字母、数字与符号组合
Query OK, 0 rows affected (0.15 sec)
mysql> flush privileges;
Query OK, 0 rows affected (0.10 sec)
mysql> quit
Bye