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

DELIMITER $$
CREATE OR REPLACE DEFINER=`vn`@`localhost` PROCEDURE `vn`.`shelvingChange`(IN `vShelvingO` VARCHAR(8), IN `vShelvingD` VARCHAR(8))
BEGIN
     UPDATE itemShelving ish
          JOIN shelving sh1 ON sh1.code = vShelvingD COLLATE utf8_unicode_ci
          JOIN shelving sh2 ON sh2.code = vShelvingO COLLATE utf8_unicode_ci
     SET ish.shelvingFk =  sh1.id
     WHERE ish.shelvingFk = sh2.id;
END$$
DELIMITER ;