diff --git a/src/blazor/admin/BootstrapAdmin.DataAccess.PetaPoco/Extensions/ServiceCollectionExtensions.cs b/src/blazor/admin/BootstrapAdmin.DataAccess.PetaPoco/Extensions/ServiceCollectionExtensions.cs
index 6b04f6d2..c21c108d 100644
--- a/src/blazor/admin/BootstrapAdmin.DataAccess.PetaPoco/Extensions/ServiceCollectionExtensions.cs
+++ b/src/blazor/admin/BootstrapAdmin.DataAccess.PetaPoco/Extensions/ServiceCollectionExtensions.cs
@@ -6,7 +6,6 @@ using BootstrapAdmin.DataAccess.PetaPoco;
 using BootstrapAdmin.DataAccess.PetaPoco.Services;
 using BootstrapAdmin.Web.Core;
 using BootstrapBlazor.Components;
-using BootstrapBlazor.DataAcces.PetaPoco.Services;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.DependencyInjection.Extensions;
 using Microsoft.Extensions.Hosting;
@@ -27,43 +26,10 @@ public static class ServiceCollectionExtensions
     /// 
     /// </summary>
     /// <param name="services"></param>
-    /// <param name="builder"></param>
     /// <returns></returns>
-    public static IServiceCollection AddPetaPocoDataAccessServices(this IServiceCollection services, Action<IServiceProvider, IDatabaseBuildConfiguration> builder)
+    public static IServiceCollection AddPetaPocoDataAccessServices(this IServiceCollection services)
     {
-        services.TryAddSingleton<IDatabase>(provider =>
-        {
-            var option = DatabaseConfiguration.Build();
-            builder(provider, option);
-            option.UsingDefaultMapper<BootstrapAdminConventionMapper>();
-            var db = new Database(option);
-
-            var logger = provider.GetRequiredService<ILogger<Database>>();
-            db.ExceptionThrown += (sender, e) =>
-            {
-                var message = e.Exception.Format(new NameValueCollection()
-                {
-                    [nameof(db.LastCommand)] = db.LastCommand,
-                    [nameof(db.LastArgs)] = string.Join(",", db.LastArgs)
-                });
-                logger.LogError(new EventId(1001, "GlobalException"), e.Exception, message);
-            };
-            var env = provider.GetRequiredService<IWebHostEnvironment>();
-            if (env.IsDevelopment())
-            {
-                db.CommandExecuted += (sender, args) =>
-                {
-                    var parameters = new StringBuilder();
-                    foreach (DbParameter p in args.Command.Parameters)
-                    {
-                        parameters.AppendFormat("{0}: {1}  ", p.ParameterName, p.Value);
-                    }
-                    logger.LogInformation(args.Command.CommandText);
-                    logger.LogInformation(parameters.ToString());
-                };
-            };
-            return db;
-        });
+        services.TryAddSingleton<IDBManager, DBManagerService>();
 
         // 增加数据服务
         services.AddSingleton(typeof(IDataService<>), typeof(DefaultDataService<>));
diff --git a/src/blazor/admin/BootstrapAdmin.DataAccess.PetaPoco/Services/DBManagerService.cs b/src/blazor/admin/BootstrapAdmin.DataAccess.PetaPoco/Services/DBManagerService.cs
new file mode 100644
index 00000000..5cc5f760
--- /dev/null
+++ b/src/blazor/admin/BootstrapAdmin.DataAccess.PetaPoco/Services/DBManagerService.cs
@@ -0,0 +1,78 @@
+// Copyright (c) Argo Zhang (argo@163.com). All rights reserved.
+// Licensed under the LGPL License, Version 3.0. See License.txt in the project root for license information.
+// Website: https://admin.blazor.zone
+
+using BootstrapBlazor.Components;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+using PetaPoco;
+using PetaPoco.Providers;
+using System.Collections.Specialized;
+using System.Data.Common;
+using System.Text;
+
+namespace BootstrapAdmin.DataAccess.PetaPoco.Services;
+
+internal class DBManagerService : IDBManager
+{
+    private IConfiguration Configuration { get; set; }
+
+    private ILogger<DBManagerService> Logger { get; set; }
+
+    private IWebHostEnvironment WebHost { get; set; }
+
+    public DBManagerService(IConfiguration configuration, ILogger<DBManagerService> logger, IWebHostEnvironment host)
+    {
+        Configuration = configuration;
+        Logger = logger;
+        WebHost = host;
+    }
+
+    /// <summary>
+    /// 创建 IDatabase 实例方法
+    /// </summary>
+    /// <param name="connectionName">连接字符串键值</param>
+    /// <param name="keepAlive"></param>
+    /// <returns></returns>
+    public IDatabase Create(string? connectionName = "client", bool keepAlive = false)
+    {
+        var conn = Configuration.GetConnectionString(connectionName) ?? throw new ArgumentNullException(nameof(connectionName));
+
+        var option = DatabaseConfiguration.Build();
+        option.UsingDefaultMapper<BootstrapAdminConventionMapper>();
+
+        // connectionstring
+        option.UsingConnectionString(conn);
+
+        // provider
+        option.UsingProvider<SqlServerDatabaseProvider>();
+
+        var db = new Database(option) { KeepConnectionAlive = keepAlive };
+
+        db.ExceptionThrown += (sender, e) =>
+        {
+            var message = e.Exception.Format(new NameValueCollection()
+            {
+                [nameof(db.LastCommand)] = db.LastCommand,
+                [nameof(db.LastArgs)] = string.Join(",", db.LastArgs)
+            });
+            Logger.LogError(new EventId(1001, "GlobalException"), e.Exception, message);
+        };
+        if (WebHost.IsDevelopment())
+        {
+            db.CommandExecuted += (sender, args) =>
+            {
+                var parameters = new StringBuilder();
+                foreach (DbParameter p in args.Command.Parameters)
+                {
+                    parameters.AppendFormat("{0}: {1}  ", p.ParameterName, p.Value);
+                }
+                Logger.LogInformation(args.Command.CommandText);
+                Logger.LogInformation(parameters.ToString());
+            };
+        };
+        return db;
+    }
+}
diff --git a/src/blazor/admin/BootstrapAdmin.DataAccess.PetaPoco/Services/IDBManager.cs b/src/blazor/admin/BootstrapAdmin.DataAccess.PetaPoco/Services/IDBManager.cs
new file mode 100644
index 00000000..d89f8e60
--- /dev/null
+++ b/src/blazor/admin/BootstrapAdmin.DataAccess.PetaPoco/Services/IDBManager.cs
@@ -0,0 +1,19 @@
+// Copyright (c) Argo Zhang (argo@163.com). All rights reserved.
+// Licensed under the LGPL License, Version 3.0. See License.txt in the project root for license information.
+// Website: https://admin.blazor.zone
+
+using PetaPoco;
+
+namespace BootstrapAdmin.DataAccess.PetaPoco.Services;
+
+/// <summary>
+/// 
+/// </summary>
+public interface IDBManager
+{
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <returns></returns>
+    IDatabase Create(string? connectionName = "ba", bool keepAlive = false);
+}
diff --git a/src/blazor/admin/BootstrapAdmin.Web/Extensions/ServiceCollectionExtensions.cs b/src/blazor/admin/BootstrapAdmin.Web/Extensions/ServiceCollectionExtensions.cs
index fa92ef03..d6446760 100644
--- a/src/blazor/admin/BootstrapAdmin.Web/Extensions/ServiceCollectionExtensions.cs
+++ b/src/blazor/admin/BootstrapAdmin.Web/Extensions/ServiceCollectionExtensions.cs
@@ -73,13 +73,7 @@ namespace Microsoft.Extensions.DependencyInjection
             //            });
 
             // 增加 PetaPoco 数据服务
-            services.AddPetaPocoDataAccessServices((provider, builder) =>
-            {
-                var configuration = provider.GetRequiredService<IConfiguration>();
-                var connString = configuration.GetConnectionString("ba");
-                builder.UsingProvider<SQLiteDatabaseProvider>()
-                       .UsingConnectionString(connString);
-            });
+            services.AddPetaPocoDataAccessServices();
 
             return services;
         }