My understanding is that mongodb is not durable (http://ivoras.sharanet.org/blog/tree/2010-02-20.mongodb-and-durability.html http://ivoras.sharanet.org/blog/tre

My understanding is that mongodb is not durable (http://ivoras.sharanet.org/blog/tree/2010-02-20.mongodb-and-durability.html http://ivoras.sharanet.org/blog/tree/2010-02-20.mongodb-and-...) - I am not sure I understand how VoltDB is durable, though (but then I know nothing about db architecture).