"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.",
"columns":[
{
"name":"actor_id",
"comment":"Unique ID to identify each actor",
"type":"bigint",
"options":{
"unsigned":true,
"notnull":true
}
},
{
"name":"actor_user",
"comment":"Key to user.user_id, or NULL for anonymous edits",