Centos 6.5 Install Mysql 8.0.0
依賴包
yum install numactl libaio perl-Time-HiRes per-devel -y
下載對應系統版本下載
wget http://cdn.mysql.com//Downloads/MySQL-8.0/mysql-8.0.11-linux-glibc2.12-i686.tar.gz
卸載系統自帶的mysql
rpm -qa | grep mysql
如果系統有,刪除:rpm -e --nodeps mysql-libs-5.1.71-1.el6.x86_64
下載的文件移動至Linux服務器目錄下,解壓
mkdir /usr/local/mysql
mkdir /usr/local/data
tar zxvf mysql-8.0.11-linux-glibc2.12-x86_64.tar.gz -C /usr/local/mysql/
創建mysql用戶組和mysql用戶,並使mysql是目錄/usr/local/mysql的擁有者
groupadd mysql
useradd -r -g mysql mysql
chown -R mysql:mysql /usr/local/mysql
初始化數據庫,生成root@localhost和密碼,把密碼記下
/usr/local/mysql/bin/mysqld --initialize --user=mysql(自己創建的用戶名) --basedir=/usr/local/mysql/ --datadir=/usr/local/mysql/data/
啟動mysql服務,檢查服務是否啟動成功
/usr/local/mysql/bin/mysqld_safe --user=mysql(自己創建的用戶名) & //啟動
ps -ef | grep mysql //查看mysql服務進程
修改密碼及遠程登陸
/usr/local/mysql/bin/mysql -u root -p
輸入剛剛生成的臨時密碼
use mysql;
ALTER USER ‘root‘@‘localhost‘ IDENTIFIED BY ‘123456‘; //修改密碼
update user set host = ‘%‘ where user = ‘root‘; //允許遠程訪問
解決Navicat 連接報 1251 錯誤
出現這個原因是mysql8
之前的版本中加密規則是mysql_native_password,而在mysql8之後,加密規則是caching_sha2_password,
解決問題方法 有兩種,一種是升級navicat驅動,一種是把mysql用戶登錄密碼加密規則還原成mysql_native_password.
LTER USER ‘root‘ IDENTIFIED BY ‘password‘ PASSWORD EXPIRE NEVER; //修改加密規則
ALTER USER ‘root‘ IDENTIFIED WITH mysql_native_password BY ‘123456‘; //更新一下用戶的密碼
FLUSH PRIVILEGES; #刷新權限
將mysql服務加到系統服務中
cp -a /usr/local/mysql/support-files/mysql.server /etc/init.d/mysqld
chmod +x /etc/rc.d/init.d/mysqldchkconfig --add mysqld
檢查是否生效
chkconfig --list mysqld
以後就可以使用service命令控制mysql的啟動和停止,命令為:service mysqld start和service mysqld stop
配置環境變量
vi /etc/profile //最後添加
PATH=/usr/local/mysql/bin:/usr/local/mysql/lib:$PATH
source /etc/profile //立即生效
Centos 6.5 Install Mysql 8.0.0