Foreword

待续。

B+ Tree / B-link Tree

查询优化

Reference

更多信息，请参考：

https://mysqlserverteam.com/innodb-tablespace-space-management/

https://dev.mysql.com/doc/internals/en/

https://zhuanlan.zhihu.com/p/50112182

https://draveness.me/mysql-innodb/