diff --git a/WorkFlowCore/WorkFlowCore.Framework/Repositories4EF/BloggingContextFactory.cs b/WorkFlowCore/WorkFlowCore.Framework/Repositories4EF/BloggingContextFactory.cs
new file mode 100644
index 0000000000000000000000000000000000000000..70f248969427cb7b1aa0df3c38ccd565ea50bfb0
--- /dev/null
+++ b/WorkFlowCore/WorkFlowCore.Framework/Repositories4EF/BloggingContextFactory.cs
@@ -0,0 +1,22 @@
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Design;
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace WorkFlowCore.Framework.Repositories4EF
+{
+    /// <summary>
+    /// 用于给到 nuget包控制台命令使用    
+    /// </summary>
+    public class BloggingContextFactory : IDesignTimeDbContextFactory<WorkflowDbContext>
+    {
+        public WorkflowDbContext CreateDbContext(string[] args)
+        {
+            var optionsBuilder = new DbContextOptionsBuilder<WorkflowDbContext>();
+            //此处需要配置 SqlServer 的链接
+            optionsBuilder.UseSqlServer("Data Source=HY-PTJD-XR002;Initial Catalog=WorkFlowCore1;User Id=sa;Password=12345678;connect Timeout=30;");
+            return new WorkflowDbContext(optionsBuilder.Options);
+        }
+    }
+}
diff --git a/WorkFlowCore/WorkFlowCore.Framework/WorkFlowCore.Framework.csproj b/WorkFlowCore/WorkFlowCore.Framework/WorkFlowCore.Framework.csproj
index aae58818df1f0ac7915446147b6c3ca90d6b158e..01121501a5f46dd17d8306588543963d0ad967bc 100644
--- a/WorkFlowCore/WorkFlowCore.Framework/WorkFlowCore.Framework.csproj
+++ b/WorkFlowCore/WorkFlowCore.Framework/WorkFlowCore.Framework.csproj
@@ -11,6 +11,7 @@
     <PackageReference Include="Microsoft.EntityFrameworkCore" Version="5.0.13" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.DynamicLinq" Version="5.2.15" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="5.0.13" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="5.0.13" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="5.0.0" />
   </ItemGroup>
 
diff --git a/WorkFlowCore/WorkFlowCore.Host/Controllers/WorkFlowController.cs b/WorkFlowCore/WorkFlowCore.Host/Controllers/WorkFlowController.cs
index 3c96111f68bbc56dcb1bad9a1eefa0ac8420dedf..6ce4b85c69d14d7a11188c882bf8ac7c3b6248ff 100644
--- a/WorkFlowCore/WorkFlowCore.Host/Controllers/WorkFlowController.cs
+++ b/WorkFlowCore/WorkFlowCore.Host/Controllers/WorkFlowController.cs
@@ -282,12 +282,9 @@ namespace WorkFlowCore.Host.Controllers
         /// <returns></returns>
         [HttpPost("ClearSimulationRecord")]
         public async Task<OutputDto<object>> ClearSimulationRecord()
-        {
-            var worktasks = await worktaskRepository.GetListAsync(wt => wt.Name == "模拟流程");
-            var worktaskIds = worktasks.Select(wt => wt.Id);
+        {            
+            await workflowManager.ClearSimulationRecord();
 
-            await workStepRepository.DeleteManyAsync(ws => worktaskIds.Contains(ws.WorkTaskId));
-            await worktaskRepository.DeleteManyAsync(wt => worktaskIds.Contains(wt.Id));
             return OutputDto.Succeed<object>(null);
         }
 
diff --git a/WorkFlowCore/WorkFlowCore.Host/Startup.cs b/WorkFlowCore/WorkFlowCore.Host/Startup.cs
index d0330845c00f497ebdb80d9a6ca9a2a5b3294f1d..f61930b589b7ca92d9a9585a3246e90eefa1c4bc 100644
--- a/WorkFlowCore/WorkFlowCore.Host/Startup.cs
+++ b/WorkFlowCore/WorkFlowCore.Host/Startup.cs
@@ -29,9 +29,7 @@ namespace WorkFlowCore.Host
 
         // This method gets called by the runtime. Use this method to add services to the container.
         public void ConfigureServices(IServiceCollection services)
-        {
-            
-
+        {            
             services.AddControllersWithViews();
             //ע����������
             services.AddWorkFlowCore();
@@ -40,6 +38,8 @@ namespace WorkFlowCore.Host
             });
             services.AddDbContext<WorkflowDbContext>(op =>
             {
+                ////���ﰴ���л����ݿ�����ʹ�á�
+                //op.UseSqlServer(Configuration.GetConnectionString("Default")); //�˴�������SqlServer�����ַ��� �磺 "Data Source=HY-PTJD-XR002;Initial Catalog=WorkFlowCore1;User Id=sa;Password=12345678;connect Timeout=30;"
                 op.UseMySql(Configuration.GetConnectionString("Default"), new MySqlServerVersion(Configuration.GetConnectionString("DefaultVersion")));
             });
 
@@ -109,7 +109,8 @@ namespace WorkFlowCore.Host
                 app.UseSwaggerUI(c =>
                 {
                     c.SwaggerEndpoint("/swagger/v1.0/swagger.json", "���̷���(V 1.0)");
-                    c.RoutePrefix = string.Empty;
+                    //c.RoutePrefix = string.Empty;
+                    //c.DocExpansion(Swashbuckle.AspNetCore.SwaggerUI.DocExpansion.None);// Ĭ���۵�
                 });
             }
 
diff --git a/WorkFlowCore/WorkFlowCore.Host/WorkFlowCore.Host.csproj b/WorkFlowCore/WorkFlowCore.Host/WorkFlowCore.Host.csproj
index 721d5762a3011d5a604aef3484c706c68d3aecdb..9099d5cdd5127d45359b51c40a0e99077237ebd9 100644
--- a/WorkFlowCore/WorkFlowCore.Host/WorkFlowCore.Host.csproj
+++ b/WorkFlowCore/WorkFlowCore.Host/WorkFlowCore.Host.csproj
@@ -17,6 +17,7 @@
   <ItemGroup>
     <PackageReference Include="Mapster" Version="7.3.0" />
     <PackageReference Include="Mapster.Core" Version="1.2.0" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="5.0.13" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="5.0.13">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
diff --git a/WorkFlowCore/WorkFlowCore/WorkflowManager.cs b/WorkFlowCore/WorkFlowCore/WorkflowManager.cs
index 6d074c9401085b1a80c88c19745d822d0174106f..5b3980b87e1a17f986091edde36f07b3656ca722 100644
--- a/WorkFlowCore/WorkFlowCore/WorkflowManager.cs
+++ b/WorkFlowCore/WorkFlowCore/WorkflowManager.cs
@@ -1009,6 +1009,25 @@ namespace WorkFlowCore
             });
         }
 
+
+        /// <summary>
+        /// 清除模拟 记录
+        /// </summary>
+        /// <returns></returns>
+        public async Task ClearSimulationRecord()
+        {
+            var worktasks = await workTaskRepository.GetListAsync(wt => wt.Name == "模拟流程");
+            var worktaskIds = worktasks.ToList().Select(wt => wt.Id);
+            using (var unitOfWork = unitOfWorkManager.Begin())
+            {                
+                await workStepRepository.DeleteManyAsync(ws => worktaskIds.Contains(ws.WorkTaskId));
+                await workTaskRepository.DeleteManyAsync(wt => worktaskIds.Contains(wt.Id));
+                unitOfWork.Commit();
+            }
+        }
+
+
+
         /// <summary>
         /// 获取流程所有过程
         /// </summary>
@@ -1132,6 +1151,7 @@ namespace WorkFlowCore
             {
                 await workStepRepository.DeleteManyAsync(ws => ws.WorkTaskId == worktaskId);
                 await workTaskRepository.DeleteAsync(worktaskId);
+                unitOfWork.Commit();
             }
         }