hello
1、主从复制 https://www.cnblogs.com/gl-developer/p/6170423.html
2、读写分离 https://blog.csdn.net/liu976180578/article/details/77684583
3，分库分表 https://blog.csdn.net/trigl/article/details/50968079
4，多数据源
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hello
1、主从复制 https://www.cnblogs.com/gl-developer/p/6170423.html
2、读写分离 https://blog.csdn.net/liu976180578/article/details/77684583
3，分库分表 https://blog.csdn.net/trigl/article/details/50968079
4，多数据源