insert into mall_related_goods ( `goods_id`, `related_goods_id` ) values ( #{goodsId}, #{relatedGoodsId} ) update mall_related_goods `goods_id` = #{goodsId}, `related_goods_id` = #{relatedGoodsId} where id = #{id} delete from mall_related_goods where id = #{value} delete from mall_related_goods where id in #{id}