diff --git a/nuget-publish.bat b/nuget-publish.bat
index 699451e8..1e3fcae5 100644
--- a/nuget-publish.bat
+++ b/nuget-publish.bat
@@ -1,10 +1,10 @@
 :start
 ::定义版本
-set EFCORE7=7.7.1.1
-set EFCORE6=7.6.1.1
-set EFCORE5=7.5.1.1
-set EFCORE3=7.3.1.1
-set EFCORE2=7.2.1.1
+set EFCORE7=7.7.1.2
+set EFCORE6=7.6.1.2
+set EFCORE5=7.5.1.2
+set EFCORE3=7.3.1.2
+set EFCORE2=7.2.1.2
 
 ::删除所有bin与obj下的文件
 @echo off
diff --git a/samples/Sample.MySql/DbContexts/DefaultShardingDbContext.cs b/samples/Sample.MySql/DbContexts/DefaultShardingDbContext.cs
index 1912278c..528716d1 100644
--- a/samples/Sample.MySql/DbContexts/DefaultShardingDbContext.cs
+++ b/samples/Sample.MySql/DbContexts/DefaultShardingDbContext.cs
@@ -7,6 +7,8 @@ using Microsoft.EntityFrameworkCore.Metadata;
 using Sample.MySql.Domain.Entities;
 using Sample.MySql.Domain.Maps;
 using ShardingCore.Core.VirtualRoutes.TableRoutes.RouteTails.Abstractions;
+using ShardingCore.EFCores;
+using ShardingCore.Extensions;
 using ShardingCore.Sharding;
 using ShardingCore.Sharding.Abstractions;
 
@@ -16,6 +18,7 @@ namespace Sample.MySql.DbContexts
     {
         public DbSet<DynamicTable> DynamicTables { get; set; }
         public DbSet<SysUserMod> SysUserMod { get; set; }
+
         public DefaultShardingDbContext(DbContextOptions<DefaultShardingDbContext> options) : base(options)
         {
             //切记不要在构造函数中使用会让模型提前创建的方法
@@ -23,11 +26,11 @@ namespace Sample.MySql.DbContexts
             //Database.SetCommandTimeout(30000);
         }
 
-        // protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
-        // {
-        //     base.OnConfiguring(optionsBuilder);
-        //     optionsBuilder.UseLazyLoadingProxies();
-        // }
+        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+        {
+            base.OnConfiguring(optionsBuilder);
+            this.GetShardingRuntimeContext().GetOrCreateShardingRuntimeModel(this);
+        }
 
         private readonly MethodInfo? _configureGlobalFiltersMethodInfo =
             typeof(DefaultShardingDbContext).GetMethod(nameof(ConfigureGlobalFilters),
@@ -72,6 +75,5 @@ namespace Sample.MySql.DbContexts
         }
 
         public IRouteTail RouteTail { get; set; }
-      
     }
 }
\ No newline at end of file
diff --git a/src/ShardingCore/EFCores/ShardingDbSetInitializer.cs b/src/ShardingCore/EFCores/ShardingDbSetInitializer.cs
new file mode 100644
index 00000000..91f7935e
--- /dev/null
+++ b/src/ShardingCore/EFCores/ShardingDbSetInitializer.cs
@@ -0,0 +1,29 @@
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Internal;
+using ShardingCore.Extensions;
+
+namespace ShardingCore.EFCores
+{
+    public class ShardingDbSetInitializer:DbSetInitializer
+    {
+#if !EFCORE2
+        public ShardingDbSetInitializer(IDbSetFinder setFinder, IDbSetSource setSource) : base(setFinder, setSource)
+        {
+        }
+#endif
+#if EFCORE2
+        public ShardingDbSetInitializer(IDbSetFinder setFinder, IDbSetSource setSource, IDbQuerySource querySource) : base(setFinder, setSource, querySource)
+        {
+        }
+#endif
+        public override void InitializeSets(DbContext context)
+        {
+            base.InitializeSets(context);
+            if (context.IsShellDbContext())
+            {
+                context.GetShardingRuntimeContext().GetOrCreateShardingRuntimeModel(context);
+            }
+        }
+    }
+}
diff --git a/src/ShardingCore/Extensions/ShardingDbContextExtension.cs b/src/ShardingCore/Extensions/ShardingDbContextExtension.cs
index 482d4b0e..feab36bf 100644
--- a/src/ShardingCore/Extensions/ShardingDbContextExtension.cs
+++ b/src/ShardingCore/Extensions/ShardingDbContextExtension.cs
@@ -20,12 +20,15 @@ namespace ShardingCore.Extensions
 {
     public static class ShardingDbContextExtension
     {
+        public static bool IsShellDbContext(this DbContext dbContext)
+        {
+            return dbContext.GetService<IDbContextOptions>().FindExtension<ShardingWrapOptionsExtension>()!=null;
+        }
         public static IShardingDbContextExecutor CreateShardingDbContextExecutor<TDbContext>(
             this TDbContext shellDbContext)
         where TDbContext:DbContext,IShardingDbContext
         {
-            var shardingWrapOptionsExtension = shellDbContext.GetService<IDbContextOptions>().FindExtension<ShardingWrapOptionsExtension>();
-            if (shardingWrapOptionsExtension != null)
+            if (shellDbContext.IsShellDbContext())
             {
                 return new ShardingDbContextExecutor(shellDbContext);
             }
diff --git a/src/ShardingCore/Sharding/ShardingDbContextExecutors/ShardingDbContextExecutor.cs b/src/ShardingCore/Sharding/ShardingDbContextExecutors/ShardingDbContextExecutor.cs
index b8ef76cb..987b9c1c 100644
--- a/src/ShardingCore/Sharding/ShardingDbContextExecutors/ShardingDbContextExecutor.cs
+++ b/src/ShardingCore/Sharding/ShardingDbContextExecutors/ShardingDbContextExecutor.cs
@@ -78,7 +78,7 @@ namespace ShardingCore.Sharding.ShardingDbContextExecutors
             _shardingDbContext = shardingDbContext;
             //初始化
             _shardingRuntimeContext = shardingDbContext.GetShardingRuntimeContext();
-            _shardingRuntimeContext.GetOrCreateShardingRuntimeModel(shardingDbContext);
+            // _shardingRuntimeContext.GetOrCreateShardingRuntimeModel(shardingDbContext);
             _shardingConfigOptions = _shardingRuntimeContext.GetShardingConfigOptions();
             _virtualDataSource = _shardingRuntimeContext.GetVirtualDataSource();
             _dataSourceRouteManager = _shardingRuntimeContext.GetDataSourceRouteManager();
diff --git a/src/ShardingCore/ShardingCoreExtension.cs b/src/ShardingCore/ShardingCoreExtension.cs
index 17b9971a..e89fbb1f 100644
--- a/src/ShardingCore/ShardingCoreExtension.cs
+++ b/src/ShardingCore/ShardingCoreExtension.cs
@@ -224,6 +224,7 @@ namespace ShardingCore
                 .UseShardingMigrator()
                 .UseShardingOptions(shardingRuntimeContext)
                 .ReplaceService<IQueryCompiler, ShardingQueryCompiler>()
+                .ReplaceService<IDbSetInitializer, ShardingDbSetInitializer>()
                 .ReplaceService<IChangeTrackerFactory, ShardingChangeTrackerFactory>()
                 .ReplaceService<IDbContextTransactionManager,ShardingRelationalTransactionManager>()
                 .ReplaceService<IStateManager,ShardingStateManager>()