4 "comment": "The \"actor\" table associates user names or IP addresses with integers for the benefit of other tables that need to refer to either logged-in or logged-out users. If something can only ever be done by logged-in users, it can refer to the user table directly.",
8 "comment": "Unique ID to identify each actor",
10 "options": { "unsigned": true, "notnull": true }
14 "comment": "Key to user.user_id, or NULL for anonymous edits",
16 "options": { "unsigned": true }
20 "comment": "Text username or IP address",
22 "options": { "length": 255, "notnull": true }
26 { "name": "actor_user", "columns": [ "actor_user" ], "unique": true },
27 { "name": "actor_name", "columns": [ "actor_name" ], "unique": true }