Summary
Since I work in a company education BG, closed at a school outbreak kept us business soared. Business boom brought many problems. Is the amount of data that bear the brunt of the explosion. Where the table of monthly data volume growth of about 2000w several bars, a direct result of the service response time and so on, so the urgent need for a performance optimization. The most direct way to optimize the amount of data sub-library think of the points table. Sub-library sub-table need to consider many aspects, then it will be divided into several sections detail the optimization and sub-library sub-table.
1. Status analysis
https://blog.csdn.net/u014395955/article/details/105123686
2. sub-table strategy formulation
3. unique primary key generation
4.shardingjdbc
5.mycat
