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mysql8.0 部署、初始化和创建实例

时间:2018-04-21 00:18:47      阅读:351      评论:0      收藏:0      [点我收藏+]
mysql8.0部署、初始化和创建实例

环境信息:
centos 7.4.1708
mysql 8.0.11

1.下载解压缩mysql包

cd /usr/local/
wget https://cdn.mysql.com//Downloads/MySQL-8.0/mysql-8.0.11-linux-glibc2.12-x86_64.tar.gz
tar xzvf mysql-8.0.11-linux-glibc2.12-x86_64.tar.gz
mv mysql-8.0.11-linux-glibc2.12-x86_64 mysql

2.初始化mysql基础环境信息

vim /etc/profile
PATH=/opt/mysql/bin:/opt/mysql/lib:$PATH
export PATH
export MYSQL_HOME="/opt/mysql"
export ms="/opt/mysql"

3.初始化配置实例配置文件

mkdir -p /opt/mysql/data/mcdb
vi /opt/mysql/data/my.cnf
[client]
port = 3311
socket = /opt/mysql/data/mcdb/mysql.sock
[mysql]
no-auto-rehash
[mysqld]
user = mysql
port = 3311
socket = /opt/mysql/data/mcdb/mysql.sock
basedir = /opt/mysql
datadir = /opt/mysql/data
pid-file = /opt/mysql/data/mcdb/mysql.pid
relay-log = /opt/mysql/data/mcdb/relay-bin
relay-log-info-file = /opt/mysql/data/mcdb/relay-log.info
server-id = 13
[mysqld_safe]
log-error = /opt/mysql/data/mcdb/mysql.err
pid-file = /opt/mysql/data/mcdb/mysql.pid

4.新建用户

groupadd mysql
useradd mysql -g mysql
chown mysql:mysql /opt/mysql -R

5.初始化mysql实例
/opt/mysql/bin/mysqld --initialize --basedir=/opt/mysql --datadir=/opt/mysql/data/mcdb --user=mysql
从返回信息最后一行获得密码,举个栗子:
xHGkgc+9ea6/

6.启动该实例mysql

mv /opt/mysql/data/my.cnf /opt/mysql/data/mcdb/my.cnf
/opt/mysql/bin/mysqld_safe --defaults-file=/opt/mysql/data/mcdb/my.cnf --user=mysql --basedir=/opt/mysql --datadir=/opt/mysql/data/mcdb 2>&1 > /dev/null &

7.登录mysql
/opt/mysql/bin/mysql -uroot -pxHGkgc+9ea6/ -S /opt/mysql/data/mcdb/mysql.sock

8.设定新密码
set password = ‘hello2018‘;

mysql8.0 部署、初始化和创建实例

原文:http://blog.51cto.com/3484613/2105956

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