DELIMITER $$ CREATE OR REPLACE DEFINER=`root`@`localhost` TRIGGER `vn`.`ticketRequest_beforeInsert` BEFORE INSERT ON `ticketRequest` FOR EACH ROW BEGIN SET NEW.editorFk = account.myUser_getId(); IF NEW.ticketFk IS NULL THEN SET NEW.ticketFk = (SELECT s.ticketFk FROM sale s WHERE s.id = NEW.saleFk); END IF; IF NEW.requesterFk IS NULL THEN SET NEW.requesterFk = (SELECT w.id FROM worker w WHERE w.code = NEW.salesPersonCode); END IF; IF NEW.attenderFk IS NULL THEN SET NEW.attenderFk = (SELECT defaultAttenderFk FROM ticketConfig LIMIT 1); END IF; END$$ DELIMITER ;