部署
    1.1 centos yum安装mysql
    https://blog.csdn.net/z13615480737/article/details/78906598

    1.2 centos 编译安装mysql
    https://www.cnblogs.com/piaoyang2087/articles/7908795.html

    1.3 my.cnf关键配置项
    https://yq.aliyun.com/articles/687911?spm=a2c4e.11163080.searchblog.62.4bc92ec1J2Dqlh

    1.4 mysql 主从配置 & 半同步配置
    https://yq.aliyun.com/articles/689732?spm=a2c4e.11163080.searchblog.9.54302ec1Wc2V6C
    备份
    2.1 XtraBackup完成对mysql全量、增量备份与恢复
    https://yq.aliyun.com/articles/689691?spm=a2c4e.11163080.searchblog.9.79992ec1qds0Ul

    2.2 xtrabackup 最佳实践
    https://yq.aliyun.com/articles/673518?spm=a2c4e.11163080.searchblog.40.79992ec1vfYblo

    2.3 xtrabackup原理
    https://yq.aliyun.com/articles/544739?spm=a2c4e.11163080.searchblog.36.7aca2ec1NxzbnR
    高可用
    3.1 MHA高可用搭建
    https://yq.aliyun.com/articles/576204?spm=a2c4e.11163080.searchblog.12.57fe2ec1d7meqZ

    3.2 MGR搭建
    https://yq.aliyun.com/articles/578598?spm=a2c4e.11163080.searchblog.119.64462ec1IFBU9Q

    3.3 MGR添加节点
    https://yq.aliyun.com/articles/253245?spm=a2c4e.11163080.searchblog.66.64462ec1WcpPLn

    3.4 MGR复制原理
    https://yq.aliyun.com/articles/223593?spm=a2c4e.11163080.searchblog.60.68cc2ec1Ckx1UB

    3.5 数据库异地双活实践
    https://yq.aliyun.com/articles/313844?spm=a2c4e.11163080.searchblog.65.33f62ec17az5P6