how-databases-work
http://coding-geek.com/how-databases-work/
MySQL索引背后的数据结构及算法原理
http://blog.codinglabs.org/articles/theory-of-mysql-index.html
MySQL索引与Index Condition Pushdown
http://blog.codinglabs.org/articles/index-condition-pushdown.html
吴镝的博客
http://www.cnblogs.com/foxmailed/
http://www.cnblogs.com/foxmailed/p/2914625.html
Btree并发内存回收
http://www.cnblogs.com/foxmailed/p/3505773.html
http://www.cnblogs.com/foxmailed/p/5463922.html#3426647
何登成博客
http://hedengcheng.com/
知乎的问答:大学生如何实现一个数据库?
https://www.zhihu.com/question/35382593
知乎的问答:如何自己实现一个关系型数据库?
https://www.zhihu.com/question/38870156
MySQL系列:innodb源码分析之page结构解析
http://blog.csdn.net/duxingxia356/article/details/42674451