Mysql主从复制&&密码问题

关于主从复制：异步复制、半同步复制：

https://blog.csdn.net/keil_wang/article/details/88669587

https://cloud.tencent.com/developer/article/1544449

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关于MySQL密码：http://cenalulu.github.io/mysql/myall-about-mysql-password//

MySQL的GTID:https://www.cnblogs.com/zhoujinyi/p/4717951.html

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