iStudy Guru

The fundamental explanation is: No client session state on the server. By stateless it means that the server does not store any state about the client session on the server side. The client session is stored on the client. The server is stateless means that every server can service any client at any time, there is no session affinity or sticky sessions. The relevant session information is stored on the client and passed to the server as needed. That does not preclude other services that the web server talks to from maintaining state about business objects such as shopping carts, just not about the client's current application/session state. The client's application state should never be stored on the server, but passed around from the client to every place that needs it. That is where the ST in REST comes from, State Transfer. You transfer the state around instead of having the server store it. This is the only way to scale to millions of concurrent users. If for ...