mysql -u root -p
select user,plugin from user where user='root';
结果显示
+------+-----------------------+
| user | plugin |
+------+-----------------------+
| root | caching_sha2_password |
+------+-----------------------+
ALTER USER 'root'@'localhost' IDENTIFIED BY 'password' PASSWORD EXPIRE NEVER;
ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY '131556';
FLUSH PRIVILEGES;