Memory: The faculty of the brain by which data or information is encoded, stored, and retrieved when needed.It is the retention of information over time for the purpose of influencing future action —— Wikipedia 文中提到的所有实现都可以参考:nan…
参考:https://blog.csdn.net/shumeigang/article/details/103902459 mysql> show global variables like ‘port’; 是0 原因是我的my.cnf有话: skip-network 或 注释掉,然后重新启动下数据库,运行netstat -an|grep 3306 就可以看到了