exam-api/target/classes/mapper/paper/PaperQuAnswerMapper.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.ydl.exam.modules.paper.mapper.PaperQuAnswerMapper">

    <!-- 通用查询映射结果 -->
    <resultMap id="BaseResultMap" type="com.ydl.exam.modules.paper.entity.PaperQuAnswer">
        <id column="id" property="id" />
        <result column="paper_id" property="paperId" />
        <result column="answer_id" property="answerId" />
        <result column="qu_id" property="quId" />
        <result column="is_right" property="isRight" />
        <result column="checked" property="checked" />
        <result column="sort" property="sort" />
        <result column="abc" property="abc" />
    </resultMap>

    <!-- 通用查询结果列 -->
    <sql id="Base_Column_List">
        `id`,`paper_id`,`answer_id`,`qu_id`,`is_right`,`checked`,`sort`,`abc`
    </sql>

    <resultMap id="ListResultMap"
               type="com.ydl.exam.modules.paper.dto.ext.PaperQuAnswerExtDTO"
               extends="BaseResultMap">
        <result column="image" property="image" />
        <result column="content" property="content" />
    </resultMap>


    <select id="list" resultMap="ListResultMap">
        SELECT pa.`id`,pa.`paper_id`,pa.`answer_id`,pa.`qu_id`,pa.`checked`,pa.`sort`,pa.`abc`,qa.content,qa.image
        FROM el_paper_qu_answer pa
        LEFT JOIN el_qu_answer qa ON pa.answer_id=qa.id
        WHERE pa.paper_id=#{paperId} AND pa.qu_id=#{quId}
        ORDER BY pa.sort ASC
    </select>

    <select id="listForShow" resultMap="ListResultMap">
        SELECT pa.`id`,pa.`paper_id`,pa.`answer_id`,pa.`qu_id`,pa.`checked`,pa.`sort`,pa.`abc`,qa.content,qa.is_right,qa.image
        FROM el_paper_qu_answer pa
        LEFT JOIN el_qu_answer qa ON pa.answer_id=qa.id
        WHERE pa.paper_id=#{paperId} AND pa.qu_id=#{quId}
        ORDER BY pa.sort ASC
    </select>

</mapper>