select id, user_id, goods_id, product_id, total, update_at, del_flag from mall_member_cart select mmc.id, mmc.user_id, mmc.goods_id, mmc.product_id, mmc.total from mall_member_cart mmc left join mall_goods_goods mgg on mmc.goods_id = mgg.id and mmc.user_id = #{userId} and mmc.id = #{id} and mmc.del_flag = '0' and mgg.del_flag = '0' and mgg.status = '0' where id = #{id} select mmc.id, mmc.user_id, mmc.goods_id, mmc.product_id, mmc.total from mall_member_cart mmc left join mall_goods_goods mgg on mmc.goods_id = mgg.id and mmc.user_id = #{userId} and mmc.product_id = #{productId} and mmc.goods_id = #{goodsId} and mmc.del_flag = '0' and mgg.del_flag = '0' and mgg.status = '0' insert into mall_member_cart user_id, goods_id, product_id, total, update_at, del_flag, #{userId}, #{goodsId}, #{productId}, #{total}, #{updateAt}, #{delFlag}, update mall_member_cart user_id = #{userId}, goods_id = #{goodsId}, product_id = #{productId}, total = #{total}, update_at = #{updateAt}, del_flag = #{delFlag}, where id = #{id} delete from mall_member_cart where id = #{id} delete from mall_member_cart where id in #{id} delete from mall_member_cart where id = #{id} and user_id = #{userId}