连接 MySQL8 报错：
2059 - authentication plugin ‘caching_sha2_password‘ cannot be loaded...
mysql_native_password
mysql> ALTER USER ‘root‘@‘%‘ IDENTIFIED WITH mysql_native_password BY ‘Siqing@2021‘; Query OK, 0 rows affected (0.01 sec)
mysql> FLUSH PRIVILEGES; Query OK, 0 rows affected (0.01 sec)
原文：https://www.cnblogs.com/dengbangpang/p/14899097.html