yhlxj/netflix-dao/src/main/resources/mapper/AppleOneDataMapper.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.cyksj.mapper.manage.statistics.AppleOneDataMapper">

    <select id="statisticsAppleOneData" resultType="com.cyksj.model.entity.AppleOneData">
        select area_name,
        sum(num_of_user) as num_of_user,
        sum(num_of_order) as num_of_order,
        cast(sum(money)/100 as decimal(20,2)) as money,
        sum(num_of_month_order) as num_of_month_order,
        sum(num_of_season_order) as num_of_season_order,
        sum(num_of_year_order) as num_of_year_order,
        sum(num_of_code_order) as num_of_code_order
        from `apple_one_data`
        <where>
            <if test="startDate != null">
                statistics_date >= #{startDate}
            </if>
            <if test="endDate != null">
                and statistics_date &lt; #{endDate}
            </if>
        </where>
        group by area_name
    </select>
</mapper>