Usei esse, mas não foi, lembrando que estou usando unky e o pack fanta v16
DELIMITER $$--
-- Procedimientos
--
CREATE DEFINER=`root`@`localhost` PROCEDURE `getroomitems`(
IN roomid int(10) unsigned
)
BEGIN
SELECT items_rooms.item_id, items_rooms.x, items_rooms.y, items_rooms.n, items.base_id, items_extradata.data
FROM items_rooms
JOIN items ON (items.item_id = items_rooms.item_id)
LEFT JOIN items_extradata ON (items_extradata.item_id = items.item_id)
WHERE items_rooms.room_id = roomid;
END$$
CREATE DEFINER=`root`@`localhost` PROCEDURE `getuseritems`(
IN userid int(10) unsigned
)
BEGIN
SELECT items_users.item_id, items.base_id, items_extradata.data
FROM items_users
JOIN items ON (items.item_id = items_users.item_id)
LEFT JOIN items_extradata ON (items_extradata.item_id = items.item_id)
WHERE items_users.user_id = userid;
END$$
DELIMITER ;