position => [ 'trans_id', 'runningnumber' ],
reqdate => [ 'COALESCE(orderitems.reqdate, order.reqdate)' ],
orddate => [ 'order.orddate' ],
position => [ 'trans_id', 'runningnumber' ],
reqdate => [ 'COALESCE(orderitems.reqdate, order.reqdate)' ],
orddate => [ 'order.orddate' ],