SET var = 'abc' 和 SET GLOBAL var = 'abc' 之间的区别?

本文介绍了SET var = 'abc' 和 SET GLOBAL var = 'abc' 之间的区别?的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！ 问题描述

例如:

SET GLOBAL max_allowed_packet = 100000; SET max_allowed_packet = 100000;

?

推荐答案

SET GLOBAL 影响整个服务器.SET 只影响当前会话.

SET GLOBAL affects the entire server. SET only affects the current session.

要保持全局设置，还需要将它们放入您的 myf 文件中.

For global settings to persist they need to be put in your myf file as well.