randd/yudao-module-pms/yudao-module-pms-biz/src/main/resources/mapper/static/IotDeviceRunLogMapper.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="cn.iocoder.yudao.module.pms.dal.mysql.iotdevicerunlog.IotDeviceRunLogMapper">

    <!--
        一般情况下，尽可能使用 Mapper 进行 CRUD 增删改查即可。
        无法满足的场景，例如说多表关联查询，才使用 XML 编写 SQL。
        代码生成器暂时只生成 Mapper XML 文件本身，更多推荐 MybatisX 快速开发插件来生成查询。
        文档可见：https://www.iocoder.cn/MyBatis/x-plugins/
     -->
    <select id="distinctDevices"
            resultType="cn.iocoder.yudao.module.pms.controller.admin.iotdevicerunlog.vo.IotDeviceRunLogRespVO">
        SELECT drl.device_id,
        MAX(CASE WHEN mta.`code` = 'sc' THEN drl.total_run_time ELSE 0 END) AS total_run_time,
        MAX(CASE WHEN mta.`code` = 'gls' THEN drl.total_run_time ELSE 0 END) AS total_mileage,
        MAX(drl.point_name) point_name,
        mta.`code`	point_code
        FROM rq_iot_device_run_log drl
        LEFT JOIN rq_iot_model_template_attrs mta ON (mta.`name` = drl.point_name AND (mta.`code` ='sc' OR mta.`code`='gls'))
        WHERE drl.deleted = 0
        <if test="deviceIds != null and deviceIds.size &gt; 0">
            AND drl.device_id IN
            <foreach collection="deviceIds" index="index" item="key" open="(" separator="," close=")">
                #{key}
            </foreach>
        </if>
        AND (mta.`code` = 'sc' OR mta.`code` = 'gls')
        GROUP BY drl.device_id, mta.`code`
    </select>

</mapper>