通过navicat远程连接linux(Centos7)中MySql数据库失败
图片:
主要原因:
-
linux防火墙没关
具体命令:
//查看防火墙状态 sudo systemctl status firewalld
//暂时开启(关闭)防火墙,重启后会回复原状态 开启: sudo systemctl start firewalld 关闭: sudo systemctl stop firewalld //永久开启(关闭)防火墙,重启后不会改变 开启: sudo systemctl enable firewalld 关闭: sudo systemctl disable firewalld
开启防火墙图片:
[root@JudylocalLinux01 ~]# sudo systemctl status firewalld
● firewalld.service - firewalld - dynamic firewall daemon
Loaded: loaded (/usr/lib/systemd/system/firewalld.service; disabled; vendor preset: enabled)
Active: inactive (dead)
Docs: man:firewalld(1)
关闭防火墙图片:
[root@JudylocalLinux01 ~]# sudo systemctl status firewalld
● firewalld.service - firewalld - dynamic firewall daemon
Loaded: loaded (/usr/lib/systemd/system/firewalld.service; disabled; vendor preset: enabled)
Active: active (running) since 三 2022-08-31 21:10:05 CST; 12s ago
Docs: man:firewalld(1)
Main PID: 4069 (firewalld)
Tasks: 2
CGroup: /system.slice/firewalld.service
└─4069 /usr/bin/python2 -Es /usr/sbin/firewalld --nofork --no...
//先连接mysql服务
mysql -u root -p
//然后输入:
grant all privileges on *.* to root@"%" identified by "你的密码";
//赋予任何主机访问数据的权限
//中途若是提示权限不足请点击文末超链接,解决后再重复上述操作
//成功后再输入:
flush privileges;
//进行重新加载
如果密码权限不足:点这里解决
最后就大功告成了:)