CIS/src/main/resources/mapper/PrivilegeNodeMapper.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.welampiot.dao.PrivilegeNodeDao">

    <select id="getPrivilegeListByParentId" resultType="PrivilegeNodeDTO">
        select p.id,
               <choose>
                   <when test="version == 0">
                       p.name as `name`
                   </when>
                   <when test="version == 1">
                       p.en_name as `name`
                   </when>
                   <otherwise>
                       p.ru_name as `name`
                   </otherwise>
               </choose>
        from privilnode p
        where p.parentid = #{parentId}
    </select>

</mapper>