ALTER TABLE orderitems ADD FOREIGN KEY (trans_id) REFERENCES oe (id);
ALTER TABLE orderitems ADD FOREIGN KEY (project_id) REFERENCES project (id);
ALTER TABLE orderitems ADD FOREIGN KEY (pricegroup_id) REFERENCES pricegroup (id);
ALTER TABLE orderitems ADD FOREIGN KEY (trans_id) REFERENCES oe (id);
ALTER TABLE orderitems ADD FOREIGN KEY (project_id) REFERENCES project (id);
ALTER TABLE orderitems ADD FOREIGN KEY (pricegroup_id) REFERENCES pricegroup (id);