Not necessarily, though going with KV will also mean that it may be hard to modify a session more th
Not necessarily, though going with KV will also mean that it may be hard to modify a session more than once a minute
SID, and UID:SID. SID stores the actual session data, and UID:SID doesn't actually store anything, but just allows you to list through a user's SessionsSIDSIDUID:SIDUID:SID