jzg/tenant/organization/src/main/resources/mapper/SysUserRoleMapper.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.jzg.organization.mapper.SysUserRoleMapper">

    <select id="getUserRole" resultType="com.jzg.commons.entity.po.SysRole">
        SELECT
            sr.*
        FROM
            sys_user_role sur
                INNER JOIN sys_role sr ON sur.role_id = sr.id
        WHERE user_id = #{userId}
    </select>
</mapper>