insert into mall_goods_specification( `goods_id`, `specification_id`, `value`, `pic_url`) values( #{goodsId}, #{specificationId}, #{value}, #{picUrl}) update mall_goods_specification `goods_id` = #{goodsId}, `specification_id` = #{specificationId}, `value` = #{value}, `pic_url` = #{picUrl} where id = #{id} delete from mall_goods_specification where id = #{value} delete from mall_goods_specification where goods_id = #{goodsId} delete from mall_goods_specification where id in #{id} insert into mall_goods_specification( `goods_id`, `specification_id`, `value`, `pic_url`) values ( #{item.goodsId}, #{item.specificationId}, #{item.value}, #{item.picUrl} ) update mall_goods_specification `goods_id` = #{item.goodsId}, `specification_id` = #{item.specificationId}, `value` = #{item.value}, `pic_url` = #{item.picUrl} where id = #{item.id}