linux mysql服务器安装_Linux服务器MySQL安装
Linux服務器MySQL安裝
1. MySQL官網下載如圖:
2. 安裝MySQL
[root@iZ2zebb0428roermd00462Z /]# rpm -ivh https://dev.mysql.com/get/mysql80-community-release-el7-3.noarch
#過濾MySQL:
[root@iZ2zebb0428roermd00462Z /]#yum repolist all |grep mysql
#enabled是已經開啟的,現在安裝mysql57-community,把disabled設置為enabled
# 看看都裝了什么:
[root@iZ2zebb0428roermd00462Z /]#rpm -ql mysql80-community-release
#安裝查看manager:
[root@iZ2zebb0428roermd00462Z /]#yum provides yum-config-manager
# mysql80-community禁止:
[root@iZ2zebb0428roermd00462Z /]# yum-config-manager --disable mysql80-community
#mysql57-community開啟:
[root@iZ2zebb0428roermd00462Z /]# yum-config-manager --enable mysql57-community
#查看結果:
[root@iZ2zebb0428roermd00462Z /]# yum repolist all |grep community/x86_64
# 安裝MySQL:
[root@iZ2zebb0428roermd00462Z /]# yum install mysql-community-server -y
2.?啟動:
[root@iZ2zebb0428roermd00462Z /]# systemctl start mysqld
3.要馬上修改密碼,首先查找默認的密碼:
[root@iZ2zebb0428roermd00462Z /]# grep "password" /var/log/mysqld.log
4. 進入mysql:
[root@iZ2zebb0428roermd00462Z /]# mysql -uroot -p"lpdIi.82Dxky"
5. 修改密碼:
[root@iZ2zebb0428roermd00462Z /]# alter user root@'localhost' identified by '新密碼';
# 密碼不要太簡單,不然會出現下面錯誤:
6. 授權:
[root@iZ2zebb0428roermd00462Z /]# grant all privileges on *.* to 'root'@'%' identified by 'Bgx123.com';
[root@iZ2zebb0428roermd00462Z /]# flush privileges;
7. 啟動mysql
[root@iZ2zebb0428roermd00462Z /]# systemctl start mysqld
[root@iZ2zebb0428roermd00462Z /]# service mysqld restart
8. navicat 連接mysql:
#一定要關閉防火墻:
[root@iZ2zebb0428roermd00462Z /]# systemctl stop firewalld.service
#還要注意阿里云服務器對mysql端口開放
總結
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