mysql error#1251客户端版本过低
mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY 'password' PASSWORD EXPIRE NEVER; Query OK, 0 rows affected (0.10 sec)
mysql> ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'password'; Query OK, 0 rows affected (0.35 sec)
mysql> FLUSH PRIVILEGES; Query OK, 0 rows affected (0.28 sec)