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mysql环形同步(多主多从)_MySQL

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2016-06-01 13:48:531467browse

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　　其实跟普通的同步一样，假设有三台数据库服务器 A  B  C  环形同步就是  B从A同步 C从B同步 A从C同步   这样的好处就是每一台都可以写

　　记得为my.cnf加上 log-slave-updates 选项  这样从服务器读的数据才会更新bin日志

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