nodejs連接mysql出現錯誤ER_NOT_SUPPORTED_AUTH_MODE

nodejs：v12.16.2

mysql：8.0

錯誤信息：query error:Error: ER_NOT_SUPPORTED_AUTH_MODE: Client does not support authentication protocol requested by server; consider upgrading MySQL client

原因：node-mysql 模塊不支持mysql的加密方式

處理方式：

1、mysql -u root -p;

2、use mysql;

3、select user,host from user;

 

 4、ALTER USER '這里是用戶名user'@'這里是主機host' IDENTIFIED WITH mysql_native_password BY '這里是登錄密碼';