`claimed_date` date default NULL, -- last date a claim was generated
`subscriptionid` int(11) default NULL, -- links this order line to a subscription (subscription.subscriptionid)
parent_ordernumber int(11) default NULL, -- ordernumber of parent order line, or same as ordernumber if no parent
+ `orderstatus` tinyint(2) default 0, -- the current status for this line item
PRIMARY KEY (`ordernumber`),
KEY `basketno` (`basketno`),
KEY `biblionumber` (`biblionumber`),