To run this query a table named just.transportation_comments must be created by file import.
INSERT INTO CustomTransportation SELECT ca.attributeID,snh.personID,tc.TrnsCmt AS VALUE,GETDATE() AS DATE,t.transportationID FROM cust.transportation_comments tc LEFT JOIN StudentNumberHistory snh ON snh.active = 1 AND tc.id = snh.studentNumber CROSS JOIN ( SELECT attributeID FROM CampusAttribute WHERE object = 'Transportation' AND element = 'TransportationComment' ) ca JOIN Transportation t ON t.PersonID = snh.personID JOIN Calendar c ON t.calendarID = c.calendarID JOIN SchoolYear sy ON sy.active = 1 AND sy.endYear = c.endYear