1、查看系统中是否自带安装mysql
yum list installed | grep mysql
2、删除系统自带的mysql及其依赖(防止冲突)
yum -y remove mysql-libs.x86_64
3、安装wget命令
yum install wget -y
4、给CentOS添加rpm源,并且选择较新的源
wget dev.mysql/get/mysql-community-release-el6-5.noarch.rpm
5、安装下载好的rpm文件
yum install mysql-community-release-el6-5.noarch.rpm -y
6、安装成功之后,会在/etc/yum.repos.d/文件夹下增加两个文件
cd /etc/yum.repos.d/
7、修改mysql-community.repo文件
vi mysql-community.repo //修改配置文件 # Enable to use MySQL 5.6 [mysql56-community] name=MySQL 5.6 Community Server baseurl=http://repo.mysql/yum/mysql-5.6-community/el/6/$basearch/ enabled=0 gpgcheck=1 gpgkey=file:/etc/pki/rpm-gpg/RPM-GPG-KEY-mysql # Note: MySQL 5.7 is currently in development. For use at your own risk. # Please read with sub pages: https://dev.mysql/doc/relnotes/mysql/5.7/en/ [mysql57-community-dmr] name=MySQL 5.7 Community Server Development Milestone Release baseurl=http://repo.mysql/yum/mysql-5.7-community/el/7/$basearch/ enabled=1 gpgcheck=0 gpgkey=file:/etc/pki/rpm-gpg/RPM-GPG-KEY-mysql
8、使用yum安装mysql
yum install mysql-community-server -y
9、启动mysql服务并设置开机启动
#启动mysql服务 service mysqld start #设置mysql开机启动 chkconfig mysqld on
10、获取mysql的临时密码
grep "password" /var/log/mysqld.log
11、使用临时密码登录
mysql -uroot -p #输入密码
12、修改密码
set global validate_password_policy=0; set global validate_password_length=1; ALTER USER 'root'@'localhost' IDENTIFIED BY '123456';
13、修改远程访问权限
grant all privileges on *.* to 'root'@'%' identified by '123456' with grant option; flush privileges;
14、设置字符集为utf-8
#在[mysqld]部分添加: character-set-server=utf8 #在文件末尾新增[client]段,并在[client]段添加: default-character-set=utf8
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