- 下载并安装MySQL官方的 Yum Repository
wget -i -c http://dev.mysql.com/get/mysql57-community-release-el7-10.noarch.rpm
yum -y install mysql57-community-release-el7-10.noarch.rpm
yum -y install mysql-community-server
yum -y install mysql-community-server
这条命令会执行的特别慢,但是要先执行一次,这样就会在/var/cache/yum/x86_64/7/mysql57-community/packages/
产生一些你要下载的东西的格式,比如这样的文件:mysql-community-client-5.7.33-1.el7.x86_64.rpm
然后去国内的镜像源去下载,然后删除里面东西,将下载的东西上传到这一块。
国内镜像源地址:
http://uni.mirrors.163.com/mysql/Downloads/
要下载的文件大概为:
mysql-community-client-5.7.33-1.el7.x86_64.rpm
mysql-community-common-5.7.33-1.el7.x86_64.rpm
mysql-community-embedded-5.7.33-1.el7.x86_64.rpm
mysql-community-libs-5.7.33-1.el7.x86_64.rpm
mysql-community-server-5.7.33-1.el7.x86_64.rpm
- 再去执行
yum -y install mysql-community-server
等结束,这样就算是安装成功了! - 配置Mysql
开启Mysql服务
systemctl start mysqld
获取临时密码
grep "password" /var/log/mysqld.log
进入数据库
mysql -u root -p
修改密码验证规则
mysql> set global validate_password_policy=0;
mysql> set global validate_password_length=1;
设置简单密码`
mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY '321123ww';
修改字符编码 vim /etc/my.cnf
# For advice on how to change settings please see
# http://dev.mysql.com/doc/refman/5.7/en/server-configuration-defaults.html
# 加入下面两行!!!!!
[client]
default-character-set=utf8
[mysqld]
#
# Remove leading # and set to the amount of RAM for the most important data
# cache in MySQL. Start at 70% of total RAM for dedicated server, else 10%.
# innodb_buffer_pool_size = 128M
#
# Remove leading # to turn on a very important data integrity option: logging
# changes to the binary log between backups.
# log_bin
#
# Remove leading # to set options mainly useful for reporting servers.
# The server defaults are faster for transactions and fast SELECTs.
# Adjust sizes as needed, experiment to find the optimal values.
# join_buffer_size = 128M
# sort_buffer_size = 2M
# read_rnd_buffer_size = 2M
datadir=/var/lib/mysql
socket=/var/lib/mysql/mysql.sock
# Disabling symbolic-links is recommended to prevent assorted security risks
symbolic-links=0
log-error=/var/log/mysqld.log
pid-file=/var/run/mysqld/mysqld.pid
# 加入下面三行!!!!
default-storage-engine=INNODB
character-set-server=utf8
collation-server=utf8_general_ci
完了重启服务:systemctl restart mysqld
查看是否成功:
.
设置开机自启(没有验证):
systemctl enable mysqld
设置远程连接
mysql> GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '321123ww' WITH GRANT OPTION;
root 为root用户,3211123ww改为你自己的密码