MyBatis查Java优学网结果映射：轻松掌握数据库查询与对象映射技巧

<result property="title" column="title"/>
<association property="teacher" javaType="com.javayouxue.entity.Teacher">
    <id property="id" column="teacher_id"/>
    <result property="name" column="teacher_name"/>
    <result property="title" column="teacher_title"/>
</association>

<result property="title" column="c_title"/>
<association property="teacher" resultMap="teacherMap"/>

<result property="name" column="t_name"/>