canteen/yudao-module-member/yudao-module-member-biz/src/main/resources/mapper/customizeExcel/CustomizeExcelMapper.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.member.dal.mysql.customizeExcel.CustomizeExcelMapper">

    <!--
        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="selectOrder" resultType="cn.iocoder.yudao.module.member.controller.admin.customizeExcel.vo.OrderExcelVO">
        select
            mu.nickname ,
            mu.mobile ,
            CASE
              WHEN HOUR(mo.create_time) BETWEEN 0 AND 9 THEN '早'
              WHEN HOUR(mo.create_time) BETWEEN 10 AND 15 THEN '中'
              WHEN HOUR(mo.create_time) BETWEEN 16 AND 23 THEN '晚'
              ELSE '未知'
            END AS timeSlot,
            mo.total_money ,
            md.dishes_name ,
            md.unit_price ,
            md.weight ,
            md.price,
            DATE_FORMAT(md.create_time, '%Y-%m-%d %H:%i:%s') as dayTime
        from member_order_detail md
         left join member_dish_order mo on md.order_id = mo.id
         left join member_user mu on mu.id = mo.user_id
        where DATE_FORMAT(md.create_time, '%Y%m%d') between #{startTime} and #{endTime} and mo.store_id = #{carteenId}
        order by mo.user_id,order_id
    </select>

</mapper>