<?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.mapper.HistoryMinutelyMapper">
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<insert id="insertHistoryMinutely">
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insert into
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history_minutely_${yearAndMonth}
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values
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<foreach collection="list" item="map" separator=",">
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(#{map.mac},#{map.time},#{map.json})
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</foreach>
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</insert>
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<update id="createHistoryMinutelyTable">
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CREATE TABLE IF NOT EXISTS `history_minutely_${yearAndMonth}` (
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`mac` varchar(20) CHARACTER SET latin1 DEFAULT NULL,
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`time` datetime DEFAULT NULL,
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`json` json DEFAULT NULL,
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KEY `_idx_mac` (`mac`) USING BTREE,
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KEY `_idx_time` (`time`) USING BTREE,
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KEY `_idx_mac_time` (`mac`,`time`) USING BTREE
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) ENGINE=InnoDB DEFAULT CHARSET=utf8;
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</update>
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<select id="getMinutelySensorData" resultType="java.util.LinkedHashMap">
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SELECT
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h.mac,
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<foreach collection="sensorKeys" separator="," item="sensorKey">
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AVG(json->'$.${sensorKey}[0]') AS '${sensorKey}',
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MIN(json->'$.${sensorKey}[1]') AS 'MIN${sensorKey}',
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MAX(json->'$.${sensorKey}[2]') AS 'MAX${sensorKey}'
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</foreach>
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FROM
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history_minutely_${yearAndMonth} h
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WHERE
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h.time >= #{start}
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AND h.time <![CDATA[<]]> #{end}
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AND h.mac in
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<foreach collection="macs" open="(" separator="," close=")"
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item="mac">
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#{mac}
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</foreach>
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group by
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h.mac
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</select>
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</mapper>
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