usky-modules/service-backend/service-backend-biz/src/main/resources/mapper/backend/DataRealTimeMapper.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.usky.backend.mapper.DataRealTimeMapper">

    <!-- 通用查询映射结果 -->
    <resultMap id="BaseResultMap" type="com.usky.backend.domain.DataRealTime">
        <id column="id" property="id" />
        <result column="device_id" property="deviceId" />
        <result column="product_code" property="productCode" />
        <result column="device_type" property="deviceType" />
        <result column="attribute_name" property="attributeName" />
        <result column="attribute_data" property="attributeData" />
        <result column="data_time" property="dataTime" />
        <result column="insert_time" property="insertTime" />
    </resultMap>
<!--    <insert id="insertHistoryTable" >-->
<!--        insert into ${tableName}   ( device_id, device_type,  attribute_name, attribute_data, data_time, insert_time)-->
<!--        values (#{dataInfo.deviceId}, #{dataInfo.deviceType},  #{dataInfo.name},  #{dataInfo.value},  #{dataInfo.timestamp},  #{curTime})-->
<!--    </insert>-->
    <select id="QueryHistoryData" resultType="com.usky.backend.domain.MetricItemVo">
        SELECT
        attribute_data as value,data_time as timestamp
        FROM
        ${tableName}
        <where>
            <if test="deviceId != null">
                and device_id = #{deviceId}
            </if>
            <if test="metric != null">
                and attribute_name = #{metric}
            </if>
            <if test="startTime != null and startTime != '' and endTime != null and endTime != ''">
                and  data_time BETWEEN  #{startTime} AND  #{endTime}
            </if>
        </where>
    </select>


</mapper>