repair_backend/target/classes/mapper/repair/RepairSystemMessagesMapper.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.repair.mapper.RepairSystemMessagesMapper">
    <resultMap type="com.repair.model.vo.SystemMessagePageVo" id="systemMessagePageMap">
        <result property="id" column="id"/>
        <result property="recordNo" column="record_no"/>
        <result property="isRead" column="is_read"/>
        <result property="content" column="content"/>
        <result property="updateTime" column="update_time"/>
    </resultMap>

    <select id="querySystemMessagePage" resultType="com.repair.model.vo.SystemMessagePageVo" resultMap="systemMessagePageMap">
        select rsm.id,rr.record_no,rsm.is_read,rsm.content,rsm.update_time from repair_system_messages rsm
        left join repair_record rr on rr.deleted = 0 and rr.id = rsm.record_id
        where rsm.deleted = 0 and rsm.recipient_id = #{userId}
        order by rsm.update_time desc
    </select>

</mapper>