使用netstat -an|grep 3306，输出: tcp 0 0 127.0.0.1:3306 0.0.0.0:* LISTEN
说明3306只绑定了127.0.0.1
首先修改vi /etc/mysql/my.cnf 将bind-address = 127.0.0.1注释掉
然后重启mysql，/etc/init.d/mysql restart
ubutu中my.cnf的文件在 /etc/mysql/mysql.conf.d目录下的mysqld.cnf文件
Navicat 链接mysql 显示 Clinet dose not support authentication protocol request by server ;consider upgrading MySQL client
1 在命令窗口 输入mysql -uroot -p 首先通过cmd进入mysql
2 更改加密方式
mysql>
ALTER
USER
'root'
@
'localhost'
IDENTIFIED
BY
'password'
PASSWORD
EXPIRE NEVER;
Query OK, 0
rows
affected (0.10 sec)
3 更改密码
mysql>
ALTER
USER
'root'
@
'localhost'
IDENTIFIED
WITH
mysql_native_password
BY
'123'
;
Query OK, 0
rows
affected (0.35 sec)
这个密码是navicat链接mysql 的密码
4刷新
mysql> FLUSH
PRIVILEGES
;
Query OK, 0
rows
affected (0.28 sec)
1 在命令窗口 输入mysql -uroot -p 首先通过cmd进入mysql
2 更改加密方式
mysql>
ALTER
USER
'root'
@
'localhost'
IDENTIFIED
BY
'password'
PASSWORD
EXPIRE NEVER;
Query OK, 0
rows
affected (0.10 sec)
3 更改密码
mysql>
ALTER
USER
'root'
@
'localhost'
IDENTIFIED
WITH
mysql_native_password
BY
'123'
;
Query OK, 0
rows
affected (0.35 sec)
这个密码是navicat链接mysql 的密码
4刷新
mysql> FLUSH
PRIVILEGES
;
Query OK, 0
rows
affected (0.28 sec)