数据同步方案

https://blog.csdn.net/Li_G_yuan/article/details/123893652
https://blog.csdn.net/fsnkxc/article/details/124030840
https://developer.aliyun.com/learning/course/81?spm=5176.14066233.J_1329129980.7.28229325PnCLKA
https://help.aliyun.com/document_detail/73015.html
https://help.aliyun.com/document_detail/26598.html
https://blog.csdn.net/mikewuhao/article/details/114450407
https://help.aliyun.com/document_detail/182265.html