jinpengyong
2020-06-03 7756a8fda1e55ceb52a4b87c963ac4529ce2e6e7
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<?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.moral.mapper.AlarmMapper">
    <select id="getAlarmData" resultType="java.util.LinkedHashMap">
        SELECT
        mac
        <foreach collection="sensorKeys" open="," separator="," item="sensorKey">
            json->'$.${sensorKey}[0]' AS '${sensorKey}'
        </foreach>
        FROM
        alarm_${yearAndMonth}
        WHERE
        time >= #{start}
        AND time <![CDATA[<]]> #{end}
    </select>
 
    <insert id="insertAlarmDaily">
        insert into
        alarm_daily
        values
        <foreach collection="list" item="item" separator=",">
            (#{item.mac},#{item.json},#{item.state},#{item.time})
        </foreach>
    </insert>
 
    <update id="createTable">
        CREATE TABLE IF NOT EXISTS `alarm_${yearAndMonth}` (
        `mac` varchar(20) CHARACTER SET utf8 DEFAULT NULL,
        `json` json DEFAULT NULL,
        `state` int(2) DEFAULT NULL,
        `time` datetime DEFAULT NULL,
        KEY `_idx_time` (`time`) USING BTREE,
        KEY `_idx_mac` (`mac`) USING BTREE)
        ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci ROW_FORMAT=DYNAMIC;
    </update>
</mapper>