light-apiengine-feature/sqlconfig/light-apiengine-develop/sys_area.xml

<sqlMap>
    <sql id="get_area">
        select
        sys_area.*,
        sys_user.name manager_name,
        sys_user.mobile manager_tel
        from sys_area, sys_user
        where
        sys_area.manager = sys_user.id
        and sys_area.id = ?id
    </sql>
</sqlMap>