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41 lines
825 B
41 lines
825 B
package com.example.mapper;
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import com.example.entity.Comment;
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import org.apache.ibatis.annotations.Param;
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import org.apache.ibatis.annotations.Select;
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import java.util.List;
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/**
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* 操作comment相关数据接口
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*/
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public interface CommentMapper {
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/**
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* 新增
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*/
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int insert(Comment comment);
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/**
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* 删除
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*/
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int deleteById(Integer id);
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/**
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* 修改
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*/
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int updateById(Comment comment);
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/**
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* 根据ID查询
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*/
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Comment selectById(Integer id);
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/**
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* 查询所有
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*/
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List<Comment> selectAll(Comment comment);
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@Select("select comment.*, user.avatar as userAvatar, user.name as userName from comment left join user on comment.user_id = user.id where comment.goods_id = #{id}")
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List<Comment> selectByGoodsId(Integer id);
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} |