id,user_id,business_id,goods_id,time,content select comment.*, business.name as businessName, goods.img as goodsImg, goods.name as goodsName, goods.price as goodsPrice, goods.unit as goodUnit, user.name as userName from comment left join business on comment.business_id = business.id left join goods on comment.goods_id = goods.id left join user on comment.user_id = user.id and id= #{id} and user_id = #{userId} and comment.business_id = #{businessId} and goods_id = #{goodsId} and time = #{time} and content like concat('%', #{content}, '%') select from comment where id = #{id} delete from comment where id = #{id} insert into comment id, user_id, business_id, goods_id, time, content, #{id}, #{userId}, #{businessId}, #{goodsId}, #{time}, #{content}, update comment user_id = #{userId}, business_id = #{businessId}, goods_id = #{goodsId}, time = #{time}, content = #{content}, where id = #{id}