DECLARE oldID int;
DECLARE DONE boolean DEFAULT FALSE;
DECLARE fineCursor CURSOR FOR SELECT `ifLinkID` FROM `image_fine_link` WHERE `image_id` = pimage_id;
DECLARE coarseCursor CURSOR FOR SELECT `icLinkID` FROM `image_coarse_link` WHERE `image_id` = pimage_id;
DECLARE CONTINUE HANDLER FOR NOT FOUND SET DONE = TRUE;
OPEN fineCursor;
OPEN coarseCursor;
read_loop : LOOP
oldID = NULL;
FETCH fineCursor INTO oldID;
IF oldID IS NOT NULL THEN
CALL update_others(oldID,"delete","fine color",NULL);
END IF;
IF !DONE THEN ITERATE read_loop;
END IF;
LEAVE read_loop;
END LOOP;
SET DONE = FALSE;
read_lopp : LOOP
oldID = NULL;
FETCH coarseCursor INTO oldID;
IF oldID IS NOT NULL THEN
CALL update_others(oldID,"delete","coarse color",NULL);
END IF;
IF !DONE THEN ITERATE read_loop;
END IF;
LEAVE read_loop;
END LOOP;
CLOSE fineCursor;
CLOSE coarseCursor;
出现以下错误,真的很紧急,有什么想法吗?
#1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '= NULL;
FETCH fineCursor INTO oldID;
IF oldID IS NOT NULL THEN
CALL upd' at line 16
非常感谢你!〜