From dbb5d8170e6ac72c8e426bc982ff52e78a8c6270 Mon Sep 17 00:00:00 2001
From: liutao <790864623@qq.com>
Date: Tue, 7 Jul 2026 14:41:06 +0800
Subject: [PATCH] update

---
 .../iot/service/device/TDengineService.java   | 41 ++++++++++++++-----
 1 file changed, 30 insertions(+), 11 deletions(-)

diff --git a/yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/device/TDengineService.java b/yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/device/TDengineService.java
index 65eacd98f..273780cfe 100644
--- a/yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/device/TDengineService.java
+++ b/yudao-module-iot/yudao-module-iot-biz/src/main/java/cn/iocoder/yudao/module/iot/service/device/TDengineService.java
@@ -79,6 +79,19 @@ public class TDengineService {
         return getTdengineDbName() + "." + tableName;
     }
 
+    private String tdengineSubTableName(String stableName, Long deviceId) {
+        return stableName + "_" + deviceId;
+    }
+
+    private void addTbnameForStableInsert(String childTableName,
+                                          StringBuilder columnBuilder,
+                                          StringBuilder valueBuilder,
+                                          List<Object> params) {
+        columnBuilder.append("tbname");
+        valueBuilder.append("?");
+        params.add(childTableName);
+    }
+
 //    @DS("tdengine")
 //    public void testConnection() {
 //        String testSQL = "SELECT SERVER_STATUS()";
@@ -272,7 +285,6 @@ public class TDengineService {
         String tableName = "d_" + id;
         StringBuilder sqlBuilder = new StringBuilder();
         List<Object> params = new ArrayList<>();
-
         sqlBuilder.append("SELECT ts, query_data FROM ").append(tdengineTable(tableName)).append(" WHERE 1=1");
 
         if (StartTime != null) {
@@ -2035,7 +2047,9 @@ public class TDengineService {
         }
 
         // 表名 - 使用固定表名或按设备分表
-        String tableName = tdengineTable("iot_device_operation_record");
+        String stableName = "iot_device_operation_record";
+        String tableName = tdengineTable(stableName);
+        String childTableName = tdengineSubTableName(stableName, record.getDeviceId());
         // 或者按设备分表: tdengineTable("operation_record_" + record.getDeviceId());
 
         // 构建 SQL
@@ -2044,8 +2058,9 @@ public class TDengineService {
         List<Object> params = new ArrayList<>();
 
         // 1. 必须字段: 时间戳 (TDengine 要求)
-        columnBuilder.append("ts");
-        valueBuilder.append("?");
+        addTbnameForStableInsert(childTableName, columnBuilder, valueBuilder, params);
+        columnBuilder.append(", ts");
+        valueBuilder.append(", ?");
         // 使用当前时间作为 ts，或者使用 record 中的时间
 //        if (record.getCreateTime() != null) {
             // 将 LocalDateTime 转换为 Timestamp
@@ -2362,20 +2377,23 @@ public class TDengineService {
      */
     @DS("tdengine")
     public boolean insertDeviceWarningRecord(DeviceWarinningRecordDO deviceWarningRecordDO) {
-        if (deviceWarningRecordDO == null) {
+        if (deviceWarningRecordDO == null || deviceWarningRecordDO.getDeviceId() == null) {
             log.warn("告警记录参数为空");
             return false;
         }
 
-        String tableName = tdengineTable("iot_device_warning_record");
+        String stableName = "iot_device_warning_record";
+        String tableName = tdengineTable(stableName);
+        String childTableName = tdengineSubTableName(stableName, deviceWarningRecordDO.getDeviceId());
 
         StringBuilder columnBuilder = new StringBuilder();
         StringBuilder valueBuilder = new StringBuilder();
         List<Object> params = new ArrayList<>();
 
         // 1. 必须字段: 时间戳
-        columnBuilder.append("ts");
-        valueBuilder.append("?");
+        addTbnameForStableInsert(childTableName, columnBuilder, valueBuilder, params);
+        columnBuilder.append(", ts");
+        valueBuilder.append(", ?");
         params.add(new Timestamp(System.currentTimeMillis()));
 
         // 2. 设备信息
@@ -2667,9 +2685,10 @@ public class TDengineService {
             return false;
         }
         try {
-            String sql = "INSERT INTO iot_device_capacity_record (ts, capacity_value, device_id) VALUES (NOW, "
-                    + capacityValue + ", " + deviceId + ")";
-            jdbcTemplate.execute(sql);
+            String stableName = "iot_device_capacity_record";
+            String sql = "INSERT INTO " + tdengineTable(stableName)
+                    + " (tbname, ts, capacity_value, device_id) VALUES (?, NOW, ?, ?)";
+            jdbcTemplate.update(sql, tdengineSubTableName(stableName, deviceId), capacityValue, deviceId);
             return true;
         } catch (Exception e) {
             log.error("insertDeviceCapacityRecord failed, deviceId={}, capacityValue={}", deviceId, capacityValue, e);