| allow_gid | Access Control - list of allowed groups | mediumtext | YES | | NULL | |
| deny_cid | Access Control - list of denied contact.id | mediumtext | YES | | NULL | |
| deny_gid | Access Control - list of denied groups | mediumtext | YES | | NULL | |
| backend-class | Storage backend class | tinytext | YES | | NULL | |
| backend-ref | Storage backend data reference | text | YES | | NULL | |
| allow_gid | Access Control - list of allowed groups | mediumtext | YES | | NULL | |
| deny_cid | Access Control - list of denied contact.id | mediumtext | YES | | NULL | |
| deny_gid | Access Control - list of denied groups | mediumtext | YES | | NULL | |
| backend-class | Storage backend class | tinytext | YES | | NULL | |
| backend-ref | Storage backend data reference | text | YES | | NULL | |