-- Place your SQL code here
ALTER TABLE `vn`.`ticketRecalc` 
DROP FOREIGN KEY `ticketRecalc_ibfk_1`;

ALTER TABLE `vn`.`ticketRecalc` 
ADD COLUMN `id` INT(11) NOT NULL AUTO_INCREMENT FIRST,
DROP PRIMARY KEY,
ADD PRIMARY KEY (`id`);


ALTER TABLE `vn`.`ticketRecalc` 
ADD CONSTRAINT `ticketRecalc_ibfk_1`
  FOREIGN KEY (`ticketFk`)
  REFERENCES `vn`.`ticket` (`id`)
  ON DELETE CASCADE
  ON UPDATE CASCADE;