Typically, stored procs follow the CRUD pattern ( http://en.wikipedia.org/wiki/Create,_read,_update_and_delete ), but they should not be limited to this.
1) , . , , . GUID , , , , . / .
get_by_id, get_by_non-unique, . , , get/list.
- , , , , . .
2) , . , .
3) -. , , . , , proc, , login.
4) , stord procs, .
, .