salix/db/routines/cache/procedures/available_updateItem.sql

32 lines
734 B
SQL

DELIMITER $$
CREATE OR REPLACE DEFINER=`root`@`localhost` PROCEDURE `cache`.`available_updateItem`(
`vItem` INT,
`vWarehouse` INT,
`vDated` DATE,
`vQuantity` INT
)
BEGIN
/**
* Immediately deduct/add an amount from the available cache (if exists).
*
* @param vItem The item id
* @param vWarehouse The warehouse id
* @param vDated Available cache date
* @param vQuantity The amount to be deducted from the cache
*/
DECLARE vCalc INT;
SELECT id INTO vCalc
FROM cache_calc
WHERE cacheName = 'available'
AND params = CONCAT_WS('/', vWarehouse, vDated);
IF vCalc IS NOT NULL THEN
UPDATE available
SET available = available - vQuantity
WHERE calc_id = vCalc
AND item_id = vItem;
END IF;
END$$
DELIMITER ;