修改平均风向SQL语句

kaiyu

2020-11-02 5799ca158c43e9c74a7a7eeb88a0b03a02513a68

 src/main/resources/mapper/AQIMapper.xml

@@ -23,4 +23,26 @@
            #{time}
        </foreach>
    </select>

    <select id="getO3ByTime" resultType="java.lang.String">
        select ifnull(aqi_json->'$.O3C',aqi_json->'$.O3') as 'O3'
        from hangzhou_aqi
        where city_code=#{cityCode}
        and DATE_FORMAT(time, #{typeFormat})=#{time}
    </select>

    <select id="getAqiByHour" resultType="java.util.Map">
        select DATE_FORMAT(time, '%Y-%m-%d %H:%i:%s') time,
        value
        from history_aqi_${timeUnits}
        where city_code=#{cityCode}
        and DATE_FORMAT(time, '%Y%H')=#{yearAndHour}
    </select>

    <select id="getO3FromHistory" resultType="java.lang.String">
        select value ->'$.O3C' as 'O3'
        from history_aqi_${timeUnits}
        where city_code=#{cityCode}
        and DATE_FORMAT(time, #{typeFormat})=#{time}
    </select>
</mapper>