|persisted collection|false |null |null |yes |yes |yes |yes |
|expiring collection|false |future |future |yes |yes |yes |yes |
|trashed collection|true |past |future |no |no |yes |only is_trashed, trash_at and delete_at attribtues|
|persisted collection|false |null |null |yes |yes |yes |yes |
|expiring collection|false |future |future |yes |yes |yes |yes |
|trashed collection|true |past |future |no |no |yes |only is_trashed, trash_at and delete_at attribtues|