瞭解 NoSQL 的必讀資料 http://blog.csdn.net/DL88250/article/details/5191092
NoSQL開篇-爲什麼要使用NoSQL http://www.infoq.com/cn/news/2011/01/nosql-why
NoSQL學習筆記 — 開篇 http://www.cnblogs.com/bmlzf/archive/2011/03/09/1978942.html
爲什麼要用非關係數據庫 http://cloud.csdn.net/a/20100621/267725.html