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Centos8安裝Mysql8.0小白教程

技術標籤:mysql8mysqlmysqlcentoslinux

1:先解除安裝自帶的mariadb

yum remove mariadb-libs.x86_64

2:下載和安裝mysql源

如果沒有wget命令執行下面的:
yum -y install wget
下載mysql:
wget https://dev.mysql.com/get/mysql80-community-release-el8-1.noarch.rpm
下載完畢之後,安裝mysql源
yum -y localinstall mysql80-community-release-el8-1.noarch.rpm
yum -y install mysql-community-server

3:如果報錯:

No match for argument: mysql-community-server
Error: Unable to find a match: mysql-community-server
執行以下命令:
yum module disable mysql

4:啟動Mysql服務

systemctl start mysqld

5:設定開機啟動

systemctl enable mysqld
systemctl daemon-reload

6:檢視預設生成密碼

到該路徑下找日誌:
/var/logmysqld.log

上面就是預設登入密碼

7:登入mysql

mysql -u root -p
輸入預設密碼登入
登入後需要先修改預設密碼:
ALTER USER 'root'@'localhost' IDENTIFIED BY '密碼';

8:設定遠端訪問

切換資料庫:
use mysql;
修改連線名:
update user set host = '%' where user = 'root';
執行完後重新整理立即生效:
FLUSH PRIVILEGES;

9:即可用遠端連線工具連線