<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="com.moral.api.mapper.CityAqiMapper">
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<!-- 通用查询映射结果 -->
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<resultMap id="BaseResultMap" type="com.moral.api.entity.CityAqi">
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<result column="city_code" property="cityCode"/>
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<result column="time" property="time"/>
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<result column="value" property="value"/>
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</resultMap>
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<select id="listCity" resultMap="BaseResultMap">
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SELECT
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time,value ->> '$.AQI' as value
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FROM
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`city_aqi`
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WHERE
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time >= DATE_SUB( date_format(NOW(),'%Y-%m-%d %H'), INTERVAL 1 DAY )
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AND city_code = #{cityCode}
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ORDER BY
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time
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</select>
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</mapper>
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