energy-visual-back-plus/ruoyi-ems/src/main/resources/mapper/ems/report/TempBoardMapper.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="org.dromara.ems.report.mapper.TempBoardMapper">

    <!-- 公共字段片段：每个分表 SELECT 温度相关字段 + JOIN 测点名称 -->
    <sql id="baseColumns">
        t.monitorId,
        t.temperature,
        t.collectTime,
        t.recodeTime,
        COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName
    </sql>

    <!-- 公共 JOIN：关联测点主信息表获取 monitor_name 和 monitor_type -->
    <sql id="baseJoin">
        LEFT JOIN ems_base_monitor_info ebmi ON t.monitorId = ebmi.monitor_code
    </sql>

    <!-- 公共过滤：温度类型设备（type=5 温度, type=6 温湿度），且温度 > 0 -->
    <sql id="tempFilter">
        AND (ebmi.monitor_type IN (5, 6) OR ebmi.monitor_type IS NULL)
        AND (t.temperature IS NULL OR (t.temperature BETWEEN 0 AND 79))
        AND (
            (ebmi.monitor_type = 5 AND t.temperature > 0) OR
            (ebmi.monitor_type = 6 AND t.temperature > 0) OR
            (ebmi.monitor_type NOT IN (5, 6) OR ebmi.monitor_type IS NULL)
        )
    </sql>

    <!-- 公共时间过滤 -->
    <sql id="timeFilter">
        AND t.collectTime >= #{startTime}
        AND t.collectTime &lt; #{endTime}
    </sql>

    <!-- ==================== A. 温度总览 ==================== -->

    <!-- A1. 活跃测点数 -->
    <select id="countDistinctMonitors" resultType="int">
        SELECT COUNT(DISTINCT sub.monitorId)
        FROM (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ) sub
    </select>

    <!-- A2. 最新平均温度（CTE + ROW_NUMBER 取每个测点最新一条） -->
    <select id="selectLatestAvgTemp" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardOverviewVo">
        WITH all_data AS (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId, t.temperature, t.collectTime, t.recodeTime,
                       COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ),
        latest AS (
            SELECT monitorId, temperature, collectTime, monitorName,
                   ROW_NUMBER() OVER (PARTITION BY monitorId ORDER BY collectTime DESC, recodeTime DESC) AS rn
            FROM all_data
        )
        SELECT ROUND(AVG(temperature), 2) AS avgLatestTemp
        FROM latest WHERE rn = 1
    </select>

    <!-- A3. 最新最高/最低温度（先取每个测点最新值，再用独立 CTE 算极值，避免聚合函数嵌套子查询） -->
    <select id="selectLatestMinMaxTemp" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardOverviewVo">
        WITH all_data AS (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId, t.temperature, t.collectTime, t.recodeTime,
                       COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ),
        latest AS (
            SELECT monitorId, temperature, collectTime, monitorName,
                   ROW_NUMBER() OVER (PARTITION BY monitorId ORDER BY collectTime DESC, recodeTime DESC) AS rn
            FROM all_data
        ),
        latest_only AS (
            SELECT monitorId, temperature, monitorName
            FROM latest WHERE rn = 1
        ),
        max_val AS (
            SELECT TOP 1 monitorId AS maxTempMonitorId, temperature AS maxLatestTemp
            FROM latest_only ORDER BY temperature DESC
        ),
        min_val AS (
            SELECT TOP 1 monitorId AS minTempMonitorId, temperature AS minLatestTemp
            FROM latest_only ORDER BY temperature ASC
        )
        SELECT m.maxTempMonitorId, m.maxLatestTemp,
               n.minTempMonitorId, n.minLatestTemp
        FROM max_val m CROSS JOIN min_val n
    </select>

    <!-- A4. 高温 TopN -->
    <select id="selectHighTempTopN" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardOverviewVo$MonitorTempRank">
        WITH all_data AS (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId, t.temperature, t.collectTime, t.recodeTime,
                       COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ),
        latest AS (
            SELECT monitorId, temperature, collectTime, monitorName,
                   ROW_NUMBER() OVER (PARTITION BY monitorId ORDER BY collectTime DESC, recodeTime DESC) AS rn
            FROM all_data
        )
        SELECT TOP (#{topN}) monitorId, monitorName, temperature, collectTime
        FROM latest WHERE rn = 1
        ORDER BY temperature DESC
    </select>

    <!-- A5. 低温 TopN -->
    <select id="selectLowTempTopN" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardOverviewVo$MonitorTempRank">
        WITH all_data AS (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId, t.temperature, t.collectTime, t.recodeTime,
                       COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ),
        latest AS (
            SELECT monitorId, temperature, collectTime, monitorName,
                   ROW_NUMBER() OVER (PARTITION BY monitorId ORDER BY collectTime DESC, recodeTime DESC) AS rn
            FROM all_data
        )
        SELECT TOP (#{topN}) monitorId, monitorName, temperature, collectTime
        FROM latest WHERE rn = 1
        ORDER BY temperature ASC
    </select>

    <!-- A6. 数据新鲜度概览 -->
    <select id="selectFreshnessList" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardOverviewVo$FreshnessItem">
        WITH all_data AS (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId, t.temperature, t.collectTime, t.recodeTime,
                       COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ),
        latest AS (
            SELECT monitorId, temperature, collectTime, monitorName,
                   ROW_NUMBER() OVER (PARTITION BY monitorId ORDER BY collectTime DESC, recodeTime DESC) AS rn
            FROM all_data
        )
        SELECT monitorId, monitorName, temperature, collectTime,
               DATEDIFF(SECOND, collectTime, GETUTCDATE()) AS ageSeconds
        FROM latest WHERE rn = 1
        ORDER BY ageSeconds DESC
    </select>

    <!-- ==================== B. 实时监控 ==================== -->

    <!-- B1. 实时温度明细（含延迟） -->
    <select id="selectRealtimeDetail" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardRealtimeVo">
        WITH all_data AS (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId, t.temperature, t.collectTime, t.recodeTime,
                       COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ),
        latest AS (
            SELECT monitorId, temperature, collectTime, recodeTime, monitorName,
                   ROW_NUMBER() OVER (PARTITION BY monitorId ORDER BY collectTime DESC, recodeTime DESC) AS rn
            FROM all_data
        )
        SELECT monitorId, monitorName, temperature, collectTime, recodeTime,
               DATEDIFF(SECOND, collectTime, recodeTime) AS delaySeconds,
               DATEDIFF(SECOND, collectTime, GETUTCDATE()) AS staleSeconds
        FROM latest WHERE rn = 1
        ORDER BY collectTime DESC, monitorId
    </select>

    <!-- B2. 高温测点 -->
    <select id="selectHighTempMonitors" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardRealtimeVo">
        WITH all_data AS (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId, t.temperature, t.collectTime, t.recodeTime,
                       COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ),
        latest AS (
            SELECT monitorId, temperature, collectTime, recodeTime, monitorName,
                   ROW_NUMBER() OVER (PARTITION BY monitorId ORDER BY collectTime DESC, recodeTime DESC) AS rn
            FROM all_data
        )
        SELECT monitorId, monitorName, temperature, collectTime, recodeTime,
               DATEDIFF(SECOND, collectTime, recodeTime) AS delaySeconds
        FROM latest WHERE rn = 1 AND temperature >= #{highTempThreshold}
        ORDER BY temperature DESC
    </select>

    <!-- B3. 低温测点 -->
    <select id="selectLowTempMonitors" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardRealtimeVo">
        WITH all_data AS (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId, t.temperature, t.collectTime, t.recodeTime,
                       COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ),
        latest AS (
            SELECT monitorId, temperature, collectTime, recodeTime, monitorName,
                   ROW_NUMBER() OVER (PARTITION BY monitorId ORDER BY collectTime DESC, recodeTime DESC) AS rn
            FROM all_data
        )
        SELECT monitorId, monitorName, temperature, collectTime, recodeTime,
               DATEDIFF(SECOND, collectTime, recodeTime) AS delaySeconds
        FROM latest WHERE rn = 1 AND temperature &lt;= #{lowTempThreshold}
        ORDER BY temperature ASC
    </select>

    <!-- B4. 长时间未更新测点 -->
    <select id="selectStaleMonitors" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardRealtimeVo">
        WITH all_data AS (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId, t.temperature, t.collectTime, t.recodeTime,
                       COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ),
        latest AS (
            SELECT monitorId, temperature, collectTime, recodeTime, monitorName,
                   ROW_NUMBER() OVER (PARTITION BY monitorId ORDER BY collectTime DESC, recodeTime DESC) AS rn
            FROM all_data
        )
        SELECT monitorId, monitorName, temperature, collectTime,
               DATEDIFF(SECOND, collectTime, GETUTCDATE()) AS staleSeconds
        FROM latest WHERE rn = 1
          AND DATEDIFF(SECOND, collectTime, GETUTCDATE()) >= #{staleThreshold}
        ORDER BY staleSeconds DESC
    </select>

    <!-- B5. 入库延迟排行 -->
    <select id="selectDelayRanking" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardRealtimeVo">
        WITH all_data AS (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId, t.temperature, t.collectTime, t.recodeTime,
                       COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ),
        latest AS (
            SELECT monitorId, temperature, collectTime, recodeTime, monitorName,
                   ROW_NUMBER() OVER (PARTITION BY monitorId ORDER BY collectTime DESC, recodeTime DESC) AS rn
            FROM all_data
        )
        SELECT monitorId, monitorName, collectTime, recodeTime,
               DATEDIFF(SECOND, collectTime, recodeTime) AS delaySeconds
        FROM latest WHERE rn = 1
        ORDER BY delaySeconds DESC
    </select>

    <!-- ==================== C. 趋势分析 ==================== -->

    <!-- C1. 单测点分钟趋势 -->
    <select id="selectMinuteTrend" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardTrendVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT
                FORMAT(t.collectTime, 'yyyy-MM-dd HH:mm:00') AS statTime,
                t.monitorId,
                COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                ROUND(AVG(t.temperature), 2) AS avgTemp,
                COUNT(*) AS sampleCount
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                t.monitorId = #{monitorId}
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
            GROUP BY FORMAT(t.collectTime, 'yyyy-MM-dd HH:mm:00'), t.monitorId,
                     COALESCE(ebmi.monitor_name, t.monitorId)
        </foreach>
        ORDER BY statTime
    </select>

    <!-- C2. 单测点小时趋势 -->
    <select id="selectHourlyTrend" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardTrendVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT
                FORMAT(t.collectTime, 'yyyy-MM-dd HH:00:00') AS statTime,
                t.monitorId,
                COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                ROUND(AVG(t.temperature), 2) AS avgTemp,
                ROUND(MAX(t.temperature), 2) AS maxTemp,
                ROUND(MIN(t.temperature), 2) AS minTemp,
                COUNT(*) AS sampleCount
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                t.monitorId = #{monitorId}
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
            GROUP BY FORMAT(t.collectTime, 'yyyy-MM-dd HH:00:00'), t.monitorId,
                     COALESCE(ebmi.monitor_name, t.monitorId)
        </foreach>
        ORDER BY statTime
    </select>

    <!-- C3. 多测点对比趋势 -->
    <select id="selectMultiCompareTrend" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardTrendVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT
                FORMAT(t.collectTime, 'yyyy-MM-dd HH:mm:00') AS statTime,
                t.monitorId,
                COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                ROUND(AVG(t.temperature), 2) AS avgTemp
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                <if test="monitorIds != null and monitorIds.size() > 0">
                    AND t.monitorId IN
                    <foreach collection="monitorIds" item="mid" open="(" separator="," close=")">
                        #{mid}
                    </foreach>
                </if>
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
            GROUP BY FORMAT(t.collectTime, 'yyyy-MM-dd HH:mm:00'), t.monitorId,
                     COALESCE(ebmi.monitor_name, t.monitorId)
        </foreach>
        ORDER BY statTime, monitorId
    </select>

    <!-- C4. 日均温趋势 -->
    <select id="selectDailyTrend" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardTrendVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT
                FORMAT(CAST(t.collectTime AS DATE), 'yyyy-MM-dd') AS statTime,
                NULL AS monitorId,
                NULL AS monitorName,
                ROUND(AVG(t.temperature), 2) AS avgTemp,
                ROUND(MAX(t.temperature), 2) AS maxTemp,
                ROUND(MIN(t.temperature), 2) AS minTemp,
                COUNT(*) AS sampleCount
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
            GROUP BY CAST(t.collectTime AS DATE)
        </foreach>
        ORDER BY statTime
    </select>

    <!-- C5. 温度变化率趋势 -->
    <select id="selectChangeRateTrend" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardTrendVo">
        WITH base AS (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId, t.temperature, t.collectTime
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <if test="monitorId != null and monitorId != ''">
                        AND t.monitorId = #{monitorId}
                    </if>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ),
        seq AS (
            SELECT monitorId, collectTime, temperature,
                   LAG(collectTime) OVER (PARTITION BY monitorId ORDER BY collectTime) AS prevTime,
                   LAG(temperature) OVER (PARTITION BY monitorId ORDER BY collectTime) AS prevTemp
            FROM base
        )
        SELECT monitorId,
               collectTime AS statTime,
               prevTime,
               prevTemp,
               temperature,
               ROUND(
                   CAST(temperature - prevTemp AS FLOAT) /
                   NULLIF(CAST(DATEDIFF(SECOND, prevTime, collectTime) AS FLOAT), 0) * 60,
                   4
               ) AS changeRate
        FROM seq WHERE prevTime IS NOT NULL
        ORDER BY collectTime
    </select>

    <!-- C6. 峰谷时刻表 -->
    <select id="selectPeakValley" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardTrendVo">
        WITH base AS (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId, t.temperature, t.collectTime,
                       COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ),
        ranked AS (
            SELECT monitorId, collectTime, temperature, monitorName,
                   ROW_NUMBER() OVER (PARTITION BY monitorId ORDER BY temperature DESC, collectTime ASC) AS rnMax,
                   ROW_NUMBER() OVER (PARTITION BY monitorId ORDER BY temperature ASC, collectTime ASC) AS rnMin
            FROM base
        )
        SELECT monitorId, monitorName,
               MAX(CASE WHEN rnMax = 1 THEN temperature END) AS peakTemp,
               MAX(CASE WHEN rnMax = 1 THEN collectTime END) AS peakTime,
               MAX(CASE WHEN rnMin = 1 THEN temperature END) AS valleyTemp,
               MAX(CASE WHEN rnMin = 1 THEN collectTime END) AS valleyTime
        FROM ranked
        GROUP BY monitorId, monitorName
    </select>

    <!-- ==================== D. 分布分析 ==================== -->

    <!-- D1. 温度区间分布 -->
    <select id="selectIntervalDistribution" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardDistributionVo">
        SELECT sub.tempBucket, COUNT(*) AS sampleCount
        FROM (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.temperature,
                    CASE
                        WHEN t.temperature &lt; 15 THEN '&lt;15'
                        WHEN t.temperature &lt; 20 THEN '15-20'
                        WHEN t.temperature &lt; 25 THEN '20-25'
                        WHEN t.temperature &lt; 30 THEN '25-30'
                        ELSE '>=30'
                    END AS tempBucket
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ) sub
        GROUP BY sub.tempBucket
        ORDER BY sub.tempBucket
    </select>

    <!-- D2. 温度直方图（1℃分箱） -->
    <select id="selectHistogram" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardDistributionVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT FLOOR(t.temperature) AS tempBin, COUNT(*) AS sampleCount
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
            GROUP BY FLOOR(t.temperature)
        </foreach>
        ORDER BY tempBin
    </select>

    <!-- D3. 温度箱线图原始数据（按测点） -->
    <select id="selectBoxplotData" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardDistributionVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT t.monitorId,
                   COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                   t.temperature
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
        </foreach>
        ORDER BY monitorId, temperature
    </select>

    <!-- D4. 日历热力图 -->
    <select id="selectCalendarHeatmap" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardDistributionVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT
                FORMAT(CAST(t.collectTime AS DATE), 'yyyy-MM-dd') AS statDate,
                ROUND(AVG(t.temperature), 2) AS avgTemp
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
            GROUP BY CAST(t.collectTime AS DATE)
        </foreach>
        ORDER BY statDate
    </select>

    <!-- D5. 小时热力图 -->
    <select id="selectHourlyHeatmap" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardDistributionVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT
                FORMAT(CAST(t.collectTime AS DATE), 'yyyy-MM-dd') AS statDate,
                DATEPART(HOUR, t.collectTime) AS statHour,
                ROUND(AVG(t.temperature), 2) AS avgTemp
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
            GROUP BY CAST(t.collectTime AS DATE), DATEPART(HOUR, t.collectTime)
        </foreach>
        ORDER BY statDate, statHour
    </select>

    <!-- ==================== E. 异常预警 ==================== -->

    <!-- E1. 高温事件 -->
    <select id="selectHighTempEvents" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardAnomalyVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT t.monitorId,
                   COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                   t.temperature,
                   t.collectTime,
                   'HIGH_TEMP' AS anomalyType
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                t.temperature >= #{highTempThreshold}
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
        </foreach>
        ORDER BY collectTime DESC
    </select>

    <!-- E2. 低温事件 -->
    <select id="selectLowTempEvents" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardAnomalyVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT t.monitorId,
                   COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                   t.temperature,
                   t.collectTime,
                   'LOW_TEMP' AS anomalyType
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                t.temperature &lt;= #{lowTempThreshold}
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
        </foreach>
        ORDER BY collectTime DESC
    </select>

    <!-- E3. 连续高温时段（岛屿分组） -->
    <select id="selectContinuousHighTemp" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardAnomalyVo">
        WITH base AS (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId, t.temperature, t.collectTime,
                       COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ),
        flagged AS (
            SELECT monitorId, temperature, collectTime, monitorName,
                   CASE WHEN temperature >= #{highTempThreshold} THEN 1 ELSE 0 END AS isHigh
            FROM base
        ),
        grouped AS (
            SELECT *,
                   ROW_NUMBER() OVER (PARTITION BY monitorId ORDER BY collectTime) -
                   ROW_NUMBER() OVER (PARTITION BY monitorId, isHigh ORDER BY collectTime) AS grp
            FROM flagged
        )
        SELECT monitorId, monitorName,
               MIN(collectTime) AS startTime,
               MAX(collectTime) AS endTime,
               MAX(temperature) AS maxTemp,
               COUNT(*) AS sampleCount
        FROM grouped WHERE isHigh = 1
        GROUP BY monitorId, monitorName, grp
        HAVING COUNT(*) >= 2
        ORDER BY monitorId, startTime
    </select>

    <!-- E4. 温升过快事件 -->
    <select id="selectRapidRiseEvents" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardAnomalyVo">
        WITH base AS (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId, t.temperature, t.collectTime,
                       COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ),
        seq AS (
            SELECT monitorId, collectTime, temperature, monitorName,
                   LAG(collectTime) OVER (PARTITION BY monitorId ORDER BY collectTime) AS prevTime,
                   LAG(temperature) OVER (PARTITION BY monitorId ORDER BY collectTime) AS prevTemp
            FROM base
        )
        SELECT monitorId, monitorName, collectTime, prevTime,
               prevTemp AS prevTemp,
               temperature,
               ROUND(
                   CAST(temperature - prevTemp AS FLOAT) /
                   NULLIF(CAST(DATEDIFF(SECOND, prevTime, collectTime) AS FLOAT), 0) * 60,
                   4
               ) AS risePerMin
        FROM seq WHERE prevTime IS NOT NULL
          AND CAST(temperature - prevTemp AS FLOAT) /
              NULLIF(CAST(DATEDIFF(SECOND, prevTime, collectTime) AS FLOAT), 0) * 60 >= #{rapidRiseThreshold}
        ORDER BY risePerMin DESC
    </select>

    <!-- E5. 温度抖动异常（按小时标准差） -->
    <select id="selectJitterAnomalies" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardAnomalyVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT t.monitorId,
                   COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                   FORMAT(t.collectTime, 'yyyy-MM-dd HH:00:00') AS statTime,
                   ROUND(STDEVP(t.temperature), 4) AS tempStddev,
                   'JITTER' AS anomalyType
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
            GROUP BY t.monitorId, COALESCE(ebmi.monitor_name, t.monitorId),
                     FORMAT(t.collectTime, 'yyyy-MM-dd HH:00:00')
            HAVING STDEVP(t.temperature) >= #{stddevThreshold}
        </foreach>
        ORDER BY tempStddev DESC
    </select>

    <!-- ==================== F. 对比分析 ==================== -->

    <!-- F1. 测点平均温度排行 -->
    <select id="selectAvgTempRanking" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardComparisonVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT t.monitorId,
                   COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                   ROUND(AVG(t.temperature), 2) AS avgTemp
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
            GROUP BY t.monitorId, COALESCE(ebmi.monitor_name, t.monitorId)
        </foreach>
        ORDER BY avgTemp DESC
    </select>

    <!-- F2. 测点稳定性排行（标准差升序） -->
    <select id="selectStabilityRanking" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardComparisonVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT t.monitorId,
                   COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                   ROUND(STDEVP(t.temperature), 4) AS tempStddev
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
            GROUP BY t.monitorId, COALESCE(ebmi.monitor_name, t.monitorId)
        </foreach>
        ORDER BY tempStddev ASC
    </select>

    <!-- F3. 今日vs昨日对比（拆分为 today / yesterday 两个 CTE，避免 GROUP BY 引用 collectTime 列） -->
    <select id="selectDailyDiff" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardComparisonVo">
        WITH today_avg AS (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId,
                       COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                       AVG(t.temperature) AS avgTemp
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    t.collectTime >= #{todayStartTime} AND t.collectTime &lt; #{todayEndTime}
                    <include refid="tempFilter"/>
                </where>
                GROUP BY t.monitorId, COALESCE(ebmi.monitor_name, t.monitorId)
            </foreach>
        ),
        yesterday_avg AS (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId,
                       COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                       AVG(t.temperature) AS avgTemp
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    t.collectTime >= #{yesterdayStartTime} AND t.collectTime &lt; #{yesterdayEndTime}
                    <include refid="tempFilter"/>
                </where>
                GROUP BY t.monitorId, COALESCE(ebmi.monitor_name, t.monitorId)
            </foreach>
        )
        SELECT t.monitorId, t.monitorName,
               ROUND(t.avgTemp, 2) AS todayAvg,
               ROUND(y.avgTemp, 2) AS yesterdayAvg,
               ROUND(t.avgTemp - y.avgTemp, 2) AS diffValue
        FROM today_avg t
        LEFT JOIN yesterday_avg y ON t.monitorId = y.monitorId
        ORDER BY diffValue DESC
    </select>

    <!-- F4. 峰值对比 -->
    <select id="selectPeakCompare" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardComparisonVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT t.monitorId,
                   COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                   MAX(t.temperature) AS maxTemp
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
            GROUP BY t.monitorId, COALESCE(ebmi.monitor_name, t.monitorId)
        </foreach>
        ORDER BY maxTemp DESC
    </select>

    <!-- F5. 波动幅度对比 -->
    <select id="selectFluctuationCompare" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardComparisonVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT t.monitorId,
                   COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                   MAX(t.temperature) - MIN(t.temperature) AS tempRange
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
            GROUP BY t.monitorId, COALESCE(ebmi.monitor_name, t.monitorId)
        </foreach>
        ORDER BY tempRange DESC
    </select>

    <!-- ==================== G. 数据质量 ==================== -->

    <!-- G1. 入库延迟分布 -->
    <select id="selectDelayDistribution" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardQualityVo">
        SELECT sub.delayBucket, COUNT(*) AS sampleCount
        FROM (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId, t.collectTime, t.recodeTime,
                    CASE
                        WHEN DATEDIFF(SECOND, t.collectTime, t.recodeTime) &lt; 10 THEN '&lt;10s'
                        WHEN DATEDIFF(SECOND, t.collectTime, t.recodeTime) &lt; 30 THEN '10-30s'
                        WHEN DATEDIFF(SECOND, t.collectTime, t.recodeTime) &lt; 60 THEN '30-60s'
                        ELSE '>=60s'
                    END AS delayBucket
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ) sub
        GROUP BY sub.delayBucket
        ORDER BY sub.delayBucket
    </select>

    <!-- G2. 时间逆序可疑数据（recodeTime < collectTime） -->
    <select id="selectTimeReversal" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardQualityVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT t.monitorId,
                   COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                   t.temperature,
                   t.collectTime,
                   t.recodeTime,
                   DATEDIFF(SECOND, t.collectTime, t.recodeTime) AS delaySeconds
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                t.recodeTime &lt; t.collectTime
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
        </foreach>
        ORDER BY collectTime DESC
    </select>

    <!-- G3. 采样间隔异常 -->
    <select id="selectSamplingGapAnomalies" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardQualityVo">
        WITH base AS (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT t.monitorId, t.collectTime,
                       COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
            </foreach>
        ),
        seq AS (
            SELECT monitorId, collectTime, monitorName,
                   LAG(collectTime) OVER (PARTITION BY monitorId ORDER BY collectTime) AS prevTime
            FROM base
        )
        SELECT monitorId, monitorName, prevTime, collectTime,
               DATEDIFF(SECOND, prevTime, collectTime) AS gapSeconds
        FROM seq WHERE prevTime IS NOT NULL
          AND DATEDIFF(SECOND, prevTime, collectTime) >= #{gapThreshold}
        ORDER BY gapSeconds DESC
    </select>

    <!-- G4. 数据完整率 -->
    <select id="selectCompletenessRate" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardQualityVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT t.monitorId,
                   COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                   COUNT(*) AS actualCount,
                   #{expectedCount} AS expectedCount,
                   ROUND(CAST(COUNT(*) AS FLOAT) / #{expectedCount}, 4) AS completenessRate
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
            GROUP BY t.monitorId, COALESCE(ebmi.monitor_name, t.monitorId)
        </foreach>
        ORDER BY completenessRate ASC
    </select>

    <!-- G5. 测点活跃度 -->
    <select id="selectMonitorActivity" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardQualityVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT t.monitorId,
                   COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                   COUNT(*) AS actualCount,
                   MIN(t.collectTime) AS firstTime,
                   MAX(t.collectTime) AS lastTime
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
            GROUP BY t.monitorId, COALESCE(ebmi.monitor_name, t.monitorId)
        </foreach>
        ORDER BY actualCount DESC
    </select>

    <!-- ==================== H. 高级分析 ==================== -->

    <!-- H1. 桑基图数据（温区按时间段流转）
         优化：每表内部先做 DISTINCT(monitorId+桶) 缩小数据量，再 UNION ALL 小结果集做全局自关联 -->
    <select id="selectSankeyData" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardAdvancedVo">
        WITH stage AS (
            SELECT DISTINCT monitorId, timeBucket, tempBucket FROM (
                <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                    SELECT DISTINCT t.monitorId,
                        CASE
                            WHEN DATEPART(HOUR, t.collectTime) &lt; 6 THEN 'T1'
                            WHEN DATEPART(HOUR, t.collectTime) &lt; 12 THEN 'T2'
                            WHEN DATEPART(HOUR, t.collectTime) &lt; 18 THEN 'T3'
                            ELSE 'T4'
                        END AS timeBucket,
                        CASE
                            WHEN t.temperature &lt; 15 THEN '&lt;15'
                            WHEN t.temperature &lt; 20 THEN '15-20'
                            WHEN t.temperature &lt; 25 THEN '20-25'
                            ELSE '>=25'
                        END AS tempBucket
                    FROM ${tableName} t
                    <include refid="baseJoin"/>
                    <where>
                        <include refid="timeFilter"/>
                        <include refid="tempFilter"/>
                    </where>
                </foreach>
            ) raw_stage
        ),
        flow AS (
            SELECT
                a.timeBucket + '_' + a.tempBucket AS fromNode,
                b.timeBucket + '_' + b.tempBucket AS toNode,
                COUNT(*) AS flowCount
            FROM stage a
            INNER JOIN stage b ON a.monitorId = b.monitorId
                AND (
                    (a.timeBucket = 'T1' AND b.timeBucket = 'T2') OR
                    (a.timeBucket = 'T2' AND b.timeBucket = 'T3') OR
                    (a.timeBucket = 'T3' AND b.timeBucket = 'T4')
                )
            GROUP BY a.timeBucket, a.tempBucket, b.timeBucket, b.tempBucket
        )
        SELECT fromNode, toNode, flowCount FROM flow
        ORDER BY fromNode, toNode
    </select>

    <!-- H2. 主题河流图数据
         优化：GROUP BY 使用 DATEADD 时间桶（可走索引），外层 CONVERT 格式化输出（仅对聚合后小结果集）；
         支持动态粒度：MINUTE / FIFTEEN_MINUTE / HOUR -->
    <select id="selectThemeRiverData" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardAdvancedVo">
        SELECT
            CONVERT(VARCHAR(19), statBucket, 120) AS statTime,
            monitorId, monitorName, avgTemp
        FROM (
            <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
                SELECT
                    <choose>
                        <when test="granularity == 'HOUR'">
                            DATEADD(HOUR, DATEDIFF(HOUR, 0, t.collectTime), 0)
                        </when>
                        <when test="granularity == 'FIFTEEN_MINUTE'">
                            DATEADD(MINUTE, (DATEDIFF(MINUTE, 0, t.collectTime) / 15) * 15, 0)
                        </when>
                        <otherwise>
                            DATEADD(MINUTE, DATEDIFF(MINUTE, 0, t.collectTime), 0)
                        </otherwise>
                    </choose> AS statBucket,
                    t.monitorId,
                    COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                    ROUND(AVG(t.temperature), 2) AS avgTemp
                FROM ${tableName} t
                <include refid="baseJoin"/>
                <where>
                    <include refid="timeFilter"/>
                    <include refid="tempFilter"/>
                </where>
                GROUP BY
                    <choose>
                        <when test="granularity == 'HOUR'">
                            DATEADD(HOUR, DATEDIFF(HOUR, 0, t.collectTime), 0)
                        </when>
                        <when test="granularity == 'FIFTEEN_MINUTE'">
                            DATEADD(MINUTE, (DATEDIFF(MINUTE, 0, t.collectTime) / 15) * 15, 0)
                        </when>
                        <otherwise>
                            DATEADD(MINUTE, DATEDIFF(MINUTE, 0, t.collectTime), 0)
                        </otherwise>
                    </choose>,
                    t.monitorId, COALESCE(ebmi.monitor_name, t.monitorId)
            </foreach>
        ) sub
        ORDER BY statTime, monitorId
    </select>

    <!-- H3. 矩形树图数据（按测点平均温度+样本数）
         每张日表独立聚合，UNION ALL 直接输出 -->
    <select id="selectTreemapData" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardAdvancedVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT t.monitorId,
                   COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                   ROUND(AVG(t.temperature), 2) AS avgTemp,
                   COUNT(*) AS sampleCount
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
            GROUP BY t.monitorId, COALESCE(ebmi.monitor_name, t.monitorId)
        </foreach>
        ORDER BY avgTemp DESC
    </select>

    <!-- H4. 旭日图数据（温区→测点层级）
         每张日表独立聚合，UNION ALL 直接输出 -->
    <select id="selectSunburstData" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardAdvancedVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT
                CASE
                    WHEN t.temperature &lt; 15 THEN '&lt;15'
                    WHEN t.temperature &lt; 20 THEN '15-20'
                    WHEN t.temperature &lt; 25 THEN '20-25'
                    WHEN t.temperature &lt; 30 THEN '25-30'
                    ELSE '>=30'
                END AS tempBucket,
                t.monitorId,
                COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                COUNT(*) AS sampleCount
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
            GROUP BY
                CASE
                    WHEN t.temperature &lt; 15 THEN '&lt;15'
                    WHEN t.temperature &lt; 20 THEN '15-20'
                    WHEN t.temperature &lt; 25 THEN '20-25'
                    WHEN t.temperature &lt; 30 THEN '25-30'
                    ELSE '>=30'
                END,
                t.monitorId, COALESCE(ebmi.monitor_name, t.monitorId)
        </foreach>
        ORDER BY tempBucket, monitorId
    </select>

    <!-- H5. 平行坐标图数据（多维温度画像）
         每张日表独立聚合，UNION ALL 直接输出 -->
    <select id="selectParallelData" resultType="org.dromara.ems.report.domain.vo.tempboard.TempBoardAdvancedVo">
        <foreach collection="tableNames" item="tableName" separator=" UNION ALL ">
            SELECT t.monitorId,
                   COALESCE(ebmi.monitor_name, t.monitorId) AS monitorName,
                   ROUND(AVG(t.temperature), 2) AS avgTemp,
                   ROUND(MAX(t.temperature), 2) AS maxTemp,
                   ROUND(MIN(t.temperature), 2) AS minTemp,
                   ROUND(STDEVP(t.temperature), 4) AS tempStddev,
                   ROUND(AVG(CAST(DATEDIFF(SECOND, t.collectTime, t.recodeTime) AS FLOAT)), 2) AS avgDelay
            FROM ${tableName} t
            <include refid="baseJoin"/>
            <where>
                <include refid="timeFilter"/>
                <include refid="tempFilter"/>
            </where>
            GROUP BY t.monitorId, COALESCE(ebmi.monitor_name, t.monitorId)
        </foreach>
        ORDER BY avgTemp DESC
    </select>

</mapper>