MySQL——存儲過程

BEGIN
	DECLARE detail_id int default 0;
	DECLARE	log_d_score int default 0;
	DECLARE detail_count int default 0;
	declare sign int default 0;
	DECLARE done INT DEFAULT 0;

	declare cur1 cursor for 
		select id
		from tjyx.order_detail
		where (PRODUCT_ID=6496 or PRODUCT_ID=6497) 
			and ORDER_ID in(
				select id
				from tjyx.order_info
				where order_date>='2015-09-19' and order_date<'2015-09-21'
			);
	DECLARE CONTINUE HANDLER FOR NOT FOUND SET done = 1;	
	
	open cur1;
		select count(id)
		from tjyx.order_detail
		where (PRODUCT_ID=6496 or PRODUCT_ID=6497) 
			and ORDER_ID in(
				select id
				from tjyx.order_info
				where order_date>='2015-09-19' and order_date<'2015-09-21'
			)
		into detail_count;

	REPEAT
		FETCH cur1 INTO detail_id;

		set sign=sign+1;

		select score
		from tjyx.member_score_log_detail
		where orderdetail_id=detail_id
        into log_d_score;


		update tjyx.member_score_log
		set after_score = after_score- log_d_score, score=score-log_d_score
		where id = (
			select t1.memberScoreLog_id
			from tjyx.member_score_log_detail t1
			where t1.orderdetail_id=detail_id
		);
		
		
		update tjyx.member
		set score= score-log_d_score
		where member_id=(
			select member_id
			from tjyx.member_score_log_detail t2
			where t2.orderdetail_id=detail_id
		);
		
		delete from tjyx.member_score_log_detail
		where orderdetail_id=detail_id;
		
	UNTIL sign=detail_count
	END REPEAT;
	close cur1;

END