lx-admin-backend/ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysSocialMapper.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="org.dromara.system.mapper.SysSocialMapper">

    <resultMap type="org.dromara.system.domain.vo.SysSocialVo" id="SysSocialAuthResult">
        <id property="id" column="id"/>
    </resultMap>

    <select id="selectByAuthId" parameterType="String" resultMap="SysSocialAuthResult">
        select b.user_id,
               b.tenant_id,
               b.user_name,
               b.password,
               a.auth_id,
               a.source
        from sys_social a
                 left join sys_user b on a.user_id = b.user_id
        where a.auth_id = #{authId}
    </select>

</mapper>