@虚拟座谈会：NoSQL数据库模式及其广泛持久性
@那些年Google公开的大数据领域论文
Voldemort is a distributed key-value storage system.
It is used atLinkedInfor certain high-scalability storage problems where simple functional partitioning is not sufficient. It is still a new system which has rough edges,bad error messages,and probably plenty of uncaught bugs.
Espresso is a horizontally scalable,indexed,timeline-consistent,document-oriented,highly available Nosql data store.