mysql问题汇总

一、navicat for mysql 连接mysql时候出现如下错误：

 

 解决办法: 更改加密方式；

1.以root账户用户登录Mysql：

PS C:\Users\Dingzg-Pro> mysql -u root -p

 

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 '新密码';

Query OK, 0 rows affected (0.35 sec)

4.刷新：

mysql> FLUSH PRIVILEGES;

Query OK, 0 rows affected (0.28 sec)