centos7 安裝 mysql

經常使用命令

// 啓動
> service mysqld start
// 關閉
> service mysqld stop
// 重啓
> service mysqld restart

安裝以前先安裝基本環境：

> yum install -y perl perl-Module-Build net-tools autoconf libaio numactl-libs

安裝 mysql

# 下載mysql源安裝包
> wget http://dev.mysql.com/get/mysql57-community-release-el7-8.noarch.rpm
# 安裝mysql源
> yum localinstall mysql57-community-release-el7-8.noarch.rpm

檢查mysql源是否安裝成功

> yum repolist enabled | grep "mysql.*-community.*"

安裝mysql

> yum install mysql-community-server

啓動 mysql

> systemctl start mysqld

查看 mysql 狀態

> systemctl status mysqld

開機啓動

> systemctl enable mysqld
> systemctl daemon-reload

修改root本地密碼

// 查看初始密碼
> grep 'temporary password' /var/log/mysqld.log

// 設置新密碼
> set password for 'root'@'localhost'=password('MyNewPass4!');

添加遠程帳戶

> GRANT ALL PRIVILEGES ON *.* TO 'testName'@'%' IDENTIFIED BY 'passWord' WITH GRANT OPTION;

配置 UTF-8 編碼

> vim /etc/my.cnf

// 添加編碼
[mysqld]
character_set_server=utf8
init_connect='SET NAMES utf8'