Tell me, please, how the system of personal messages between users in large projects (Vkontakte, Odnoklassniki, Topface, etc.) taking into account scaling? Interested in is storing user data/chats/messages, and access to this data.
Suppose we have 100,000,000 users and you want to do horizontal scaling (sharding) of...
asked March 12th 20 at 10:54