| uri-id | Id of the item-uri table entry that contains the item uri | int unsigned | NO | PRI | NULL | |
| postopts | External post connectors add their network name to this comma-separated string to identify that they should be delivered to these networks during delivery | text | YES | | NULL | |
| inform | Additional receivers of the linked item | mediumtext | YES | | NULL | |
| queue_count | Initial number of delivery recipients, used as item.delivery_queue_count | mediumint | NO | | 0 | |
| queue_done | Number of successful deliveries, used as item.delivery_queue_done | mediumint | NO | | 0 | |
| queue_failed | Number of unsuccessful deliveries, used as item.delivery_queue_failed | mediumint | NO | | 0 | |
| activitypub | Number of successful deliveries via ActivityPub | mediumint | NO | | 0 | |
| dfrn | Number of successful deliveries via DFRN | mediumint | NO | | 0 | |
| legacy_dfrn | Number of successful deliveries via legacy DFRN | mediumint | NO | | 0 | |
| diaspora | Number of successful deliveries via Diaspora | mediumint | NO | | 0 | |
| ostatus | Number of successful deliveries via OStatus | mediumint | NO | | 0 | |
