salix/db/routines/vn/procedures/ticket_setProblem.sql

37 lines
914 B
SQL

DELIMITER $$
CREATE OR REPLACE DEFINER=`root`@`localhost` PROCEDURE `vn`.`ticket_setProblem`(
vProblemCode VARCHAR(25)
)
BEGIN
/**
* Update column ticket.problem with a problem code and SET NULL when
* the problem is not requiered
*
* @param vProblemCode Code to set or unset
* @table tmp.ticket(ticketFk, hasProblem, isProblemCalcNeeded)
*/
DECLARE vTicketFk INT;
DECLARE vHasProblem INT;
DECLARE vDone BOOL;
DECLARE vTicketList CURSOR FOR SELECT ticketFk, hasProblem FROM tmp.ticket;
DECLARE CONTINUE HANDLER FOR NOT FOUND SET vDone = TRUE;
OPEN vTicketList;
l: LOOP
SET vDone = FALSE;
FETCH vTicketList INTO vTicketFk, vHasProblem;
IF vDone THEN
LEAVE l;
END IF;
UPDATE ticket
SET problem = CONCAT(
IF(vHasProblem,
CONCAT(problem, ',', vProblemCode),
REPLACE(problem, vProblemCode , '')))
WHERE id = vTicketFk;
END LOOP;
CLOSE vTicketList;
END$$
DELIMITER ;