humv-farm-env/src/main/resources/mapper/EnvFeedMapper.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.huimv.admin.mapper.EnvFeedMapper">

    <select id="getFeed" resultType="java.math.BigDecimal">
        select ROUND(SUM(handle_value),2) FROM `env_feed`
        ${ew.customSqlSegment}
    </select>

    <select id="listDayFeed" resultType="com.huimv.admin.entity.vo.energyMonthVo">
        select ROUND(SUM(`handle_value`),2) as 'value' ,update_time as 'date' from `env_feed`
        ${ew.customSqlSegment}
         GROUP BY DATE_FORMAT(update_time,"%y-%m-%d")
    </select>

    <select id="listMonthFeed" resultType="com.huimv.admin.entity.vo.energyYearVo">
        select ROUND(SUM(`handle_value`),2) as 'value' ,update_time as 'date' from `env_feed`
        ${ew.customSqlSegment}
         GROUP BY DATE_FORMAT(update_time,"%y-%m")
    </select>

</mapper>