[Java知识库]java web学习笔记: mybatis ＜resultMap＞应用

 <resultMap id="getListItem" type="com.strcpy_s.bean.VO.QuestionListItem">
<!--        <id property="problemId" column="problemId"/>-->
<!--        <result property="name" column="name"/>-->
<!--        <result property="brief" column="brief"/>-->
        <collection property="tags" ofType="java.lang.String" column="problemId"  javaType="ArrayList"
                    select="com.strcpy_s.dao.QuestionTagDao.selectTagsByProblemId"/>
    </resultMap>
    <select id="selectQuestionItems" resultMap="getListItem">
        select questions.problemId as problemId, questions.name as name, questions.brief as brief
        from questions
        where teacherId=#{teacherId}
    </select>