关于cassandra数据库源码的讲解，Cassandra是一个分布式的NoSQL数据库，讲解其分布式模型和源码-About cassandra database source explained, Cassandra is a distributed NoSQL database, explain its distributed model and source

THIS PRESENTATION DEALS WITH THE BASIC INTRODUCTION TO THE NEW TYPE OF DATABASE SYSTEM CALLED NOSQL, AND IT ALSO DEALS WITH DIFFERENT TYPES OF NOSQL DATABASE SYSTEMS AND WHAT ARE THE ADVANTAGES OF THOSE DATABASE SYSTEM.

comparison of nosql databases