Navicat连接mysql时候出现1251错误代码

出现1251错误代码

是因为mysql8.0的密码加密方式与之前5.0的不同

如果是字母式的密码 比如root 可能会出现这种情况

1.先通过命令行进入mysql的root账户

 Enter password: ****
 Welcome to the MySQL monitor.  Commands end with ; or \g.
 Your MySQL connection id is
 Server version: 8.0. MySQL Community Server - GPL

 Copyright (c) , , Oracle and/or its affiliates. All rights reserved.

 Oracle is a registered trademark of Oracle Corporation and/or its
 affiliates. Other names may be trademarks of their respective
 owners.

 Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

2.更改加密方式

mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY 'password' PASSWORD EXPIRE NEVER;
Query OK, 0 rows affected (0.08 sec)

　

3.更改密码

mysql> ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY '123456';
Query OK, 0 rows affected (0.02 sec)

　

4.刷新

 mysql> FLUSH PRIVILEGES;
 Query OK,  rows affected (0.01 sec)

5.完成