diff --git a/src/JiShe.IoT.EntityFrameworkCore/Migrations/20251201031653_InitialCreate.Designer.cs b/src/JiShe.IoT.EntityFrameworkCore/Migrations/20251201091206_InitialCreate.Designer.cs
similarity index 99%
rename from src/JiShe.IoT.EntityFrameworkCore/Migrations/20251201031653_InitialCreate.Designer.cs
rename to src/JiShe.IoT.EntityFrameworkCore/Migrations/20251201091206_InitialCreate.Designer.cs
index 92da946..bfa6314 100644
--- a/src/JiShe.IoT.EntityFrameworkCore/Migrations/20251201031653_InitialCreate.Designer.cs
+++ b/src/JiShe.IoT.EntityFrameworkCore/Migrations/20251201091206_InitialCreate.Designer.cs
@@ -13,7 +13,7 @@ using Volo.Abp.EntityFrameworkCore;
 namespace JiShe.IoT.Migrations
 {
     [DbContext(typeof(IoTDbContext))]
-    [Migration("20251201031653_InitialCreate")]
+    [Migration("20251201091206_InitialCreate")]
     partial class InitialCreate
     {
         /// <inheritdoc />
@@ -1952,7 +1952,8 @@ namespace JiShe.IoT.Migrations
                         .HasComment("租户ID");
 
                     b.Property<string>("ThingModelInfos")
-                        .HasColumnType("longtext");
+                        .HasColumnType("longtext")
+                        .HasComment("平台物模型信息");
 
                     b.HasKey("Id");
 
diff --git a/src/JiShe.IoT.EntityFrameworkCore/Migrations/20251201031653_InitialCreate.cs b/src/JiShe.IoT.EntityFrameworkCore/Migrations/20251201091206_InitialCreate.cs
similarity index 99%
rename from src/JiShe.IoT.EntityFrameworkCore/Migrations/20251201031653_InitialCreate.cs
rename to src/JiShe.IoT.EntityFrameworkCore/Migrations/20251201091206_InitialCreate.cs
index 06b4bd3..98224a7 100644
--- a/src/JiShe.IoT.EntityFrameworkCore/Migrations/20251201031653_InitialCreate.cs
+++ b/src/JiShe.IoT.EntityFrameworkCore/Migrations/20251201091206_InitialCreate.cs
@@ -1176,7 +1176,7 @@ namespace JiShe.IoT.Migrations
                         .Annotation("MySql:CharSet", "utf8mb4"),
                     CommunicationAddressTLS = table.Column<string>(type: "varchar(256)", maxLength: 256, nullable: true, comment: "TLS通讯服务地址")
                         .Annotation("MySql:CharSet", "utf8mb4"),
-                    ThingModelInfos = table.Column<string>(type: "longtext", nullable: true)
+                    ThingModelInfos = table.Column<string>(type: "longtext", nullable: true, comment: "平台物模型信息")
                         .Annotation("MySql:CharSet", "utf8mb4"),
                     ConcurrencyStamp = table.Column<string>(type: "varchar(40)", maxLength: 40, nullable: false)
                         .Annotation("MySql:CharSet", "utf8mb4"),
diff --git a/src/JiShe.IoT.EntityFrameworkCore/Migrations/IoTDbContextModelSnapshot.cs b/src/JiShe.IoT.EntityFrameworkCore/Migrations/IoTDbContextModelSnapshot.cs
index 621c6bc..8c6ad5e 100644
--- a/src/JiShe.IoT.EntityFrameworkCore/Migrations/IoTDbContextModelSnapshot.cs
+++ b/src/JiShe.IoT.EntityFrameworkCore/Migrations/IoTDbContextModelSnapshot.cs
@@ -1949,7 +1949,8 @@ namespace JiShe.IoT.Migrations
                         .HasComment("租户ID");
 
                     b.Property<string>("ThingModelInfos")
-                        .HasColumnType("longtext");
+                        .HasColumnType("longtext")
+                        .HasComment("平台物模型信息");
 
                     b.HasKey("Id");