diff --git a/Persistence.Client/Clients/ITimestampedSetClient.cs b/Persistence.Client/Clients/ITimestampedSetClient.cs
index 96e2500..37b62be 100644
--- a/Persistence.Client/Clients/ITimestampedSetClient.cs
+++ b/Persistence.Client/Clients/ITimestampedSetClient.cs
@@ -1,7 +1,7 @@
 using Persistence.Models;
 using Refit;
 
-namespace Persistence.IntegrationTests.Clients;
+namespace Persistence.Client.Clients;
 public interface ITimestampedSetClient
 {
     private const string baseUrl = "/api/TimestampedSet/{idDiscriminator}";
@@ -10,7 +10,7 @@ public interface ITimestampedSetClient
     Task<IApiResponse<int>> InsertRange(Guid idDiscriminator, IEnumerable<TimestampedSetDto> sets);
 
     [Get(baseUrl)]
-    Task<IApiResponse<IEnumerable<TimestampedSetDto>>> Get(Guid idDiscriminator, [Query]DateTimeOffset? geTimestamp, [Query]IEnumerable<string>? props, int skip, int take);
+    Task<IApiResponse<IEnumerable<TimestampedSetDto>>> Get(Guid idDiscriminator, [Query] DateTimeOffset? geTimestamp, [Query] IEnumerable<string>? props, int skip, int take);
 
     [Get($"{baseUrl}/last")]
     Task<IApiResponse<IEnumerable<TimestampedSetDto>>> GetLast(Guid idDiscriminator, [Query] IEnumerable<string>? props, int take);
diff --git a/Persistence.Database.Postgres/PersistenceDbContext.cs b/Persistence.Database.Postgres/PersistenceDbContext.cs
index 053df12..a0cae6a 100644
--- a/Persistence.Database.Postgres/PersistenceDbContext.cs
+++ b/Persistence.Database.Postgres/PersistenceDbContext.cs
@@ -4,7 +4,7 @@ using Persistence.Database.Entity;
 using System.Data.Common;
 
 namespace Persistence.Database.Model;
-public partial class PersistenceDbContext : DbContext, IPersistenceDbContext
+public partial class PersistenceDbContext : DbContext
 {
     public DbSet<DataSaub> DataSaub => Set<DataSaub>();
 
diff --git a/Persistence.Database/IPersistenceDbContext.cs b/Persistence.Database/IPersistenceDbContext.cs
deleted file mode 100644
index d23656e..0000000
--- a/Persistence.Database/IPersistenceDbContext.cs
+++ /dev/null
@@ -1,13 +0,0 @@
-using Microsoft.EntityFrameworkCore;
-using Persistence.Database.Entity;
-using Persistence.Database.Model;
-using System.Diagnostics.CodeAnalysis;
-
-namespace Persistence.Database;
-public interface IPersistenceDbContext : IDisposable
-{
-    DbSet<DataSaub> DataSaub { get; }
-    DbSet<TimestampedSet> TimestampedSets { get; }
-    DbSet<TEntity> Set<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors | DynamicallyAccessedMemberTypes.NonPublicConstructors | DynamicallyAccessedMemberTypes.PublicFields | DynamicallyAccessedMemberTypes.NonPublicFields | DynamicallyAccessedMemberTypes.PublicProperties | DynamicallyAccessedMemberTypes.NonPublicProperties | DynamicallyAccessedMemberTypes.Interfaces)] TEntity>() where TEntity : class;
-    Task<int> SaveChangesAsync(CancellationToken cancellationToken);
-}
diff --git a/Persistence.Database/Model/IPersistenceDbContext.cs b/Persistence.Database/Model/IPersistenceDbContext.cs
deleted file mode 100644
index 2c1aebb..0000000
--- a/Persistence.Database/Model/IPersistenceDbContext.cs
+++ /dev/null
@@ -1,17 +0,0 @@
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using System;
-using System.Collections.Generic;
-using System.Diagnostics.Metrics;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace Persistence.Database.Model;
-public interface IPersistenceDbContext : IDisposable
-{
-    DbSet<DataSaub> DataSaub { get; }
-	DbSet<Setpoint> Setpoint { get; }
-	DatabaseFacade Database { get; }
-    Task<int> SaveChangesAsync(CancellationToken cancellationToken);
-}
diff --git a/Persistence.IntegrationTests/Controllers/TimestampedSetControllerTest.cs b/Persistence.IntegrationTests/Controllers/TimestampedSetControllerTest.cs
index 12ebb94..aa33e1b 100644
--- a/Persistence.IntegrationTests/Controllers/TimestampedSetControllerTest.cs
+++ b/Persistence.IntegrationTests/Controllers/TimestampedSetControllerTest.cs
@@ -1,5 +1,6 @@
-using Microsoft.AspNetCore.Mvc;
-using Persistence.IntegrationTests.Clients;
+using Microsoft.Extensions.DependencyInjection;
+using Persistence.Client;
+using Persistence.Client.Clients;
 using Persistence.Models;
 using Xunit;
 
@@ -10,8 +11,10 @@ public class TimestampedSetControllerTest : BaseIntegrationTest
 
     public TimestampedSetControllerTest(WebAppFactoryFixture factory) : base(factory)
     {
+        var persistenceClientFactory = scope.ServiceProvider
+            .GetRequiredService<PersistenceClientFactory>();
 
-        client = factory.GetAuthorizedHttpClient<ITimestampedSetClient>(string.Empty).Result;
+        client = persistenceClientFactory.GetClient<ITimestampedSetClient>();
     }
 
     [Fact]
diff --git a/Persistence.IntegrationTests/WebAppFactoryFixture.cs b/Persistence.IntegrationTests/WebAppFactoryFixture.cs
index 1d99a2a..7b12362 100644
--- a/Persistence.IntegrationTests/WebAppFactoryFixture.cs
+++ b/Persistence.IntegrationTests/WebAppFactoryFixture.cs
@@ -43,9 +43,6 @@ public class WebAppFactoryFixture : WebApplicationFactory<Startup>
             services.AddSingleton<PersistenceClientFactory>();
 
 			var serviceProvider = services.BuildServiceProvider();
-            services.AddScoped<IPersistenceDbContext>(provider => provider.GetRequiredService<PersistenceDbContext>());
-
-            var serviceProvider = services.BuildServiceProvider();
 
             using var scope = serviceProvider.CreateScope();
             var scopedServices = scope.ServiceProvider;
diff --git a/Persistence.Repository/Repositories/TimestampedSetRepository.cs b/Persistence.Repository/Repositories/TimestampedSetRepository.cs
index a190d71..ab6e1a8 100644
--- a/Persistence.Repository/Repositories/TimestampedSetRepository.cs
+++ b/Persistence.Repository/Repositories/TimestampedSetRepository.cs
@@ -1,5 +1,4 @@
 using Microsoft.EntityFrameworkCore;
-using Persistence.Database;
 using Persistence.Database.Entity;
 using Persistence.Models;
 using Persistence.Repositories;
@@ -14,9 +13,9 @@ namespace Persistence.Repository.Repositories;
 /// </summary>
 public class TimestampedSetRepository : ITimestampedSetRepository
 {
-    private readonly IPersistenceDbContext db;
+    private readonly DbContext db;
 
-    public TimestampedSetRepository(IPersistenceDbContext db)
+    public TimestampedSetRepository(DbContext db)
     {
         this.db = db;
     }
@@ -37,6 +36,11 @@ public class TimestampedSetRepository : ITimestampedSetRepository
         if (geTimestamp.HasValue)
             query = ApplyGeTimestamp(query, geTimestamp.Value);
 
+        query = query
+            .OrderBy(item => item.Timestamp)
+            .Skip(skip)
+            .Take(take);
+
         var data = await Materialize(query, token);
 
         if (props is not null && props.Any())
diff --git a/Persistence/Repositories/ITimestampedSetRepository.cs b/Persistence/Repositories/ITimestampedSetRepository.cs
index 2966a82..980e47c 100644
--- a/Persistence/Repositories/ITimestampedSetRepository.cs
+++ b/Persistence/Repositories/ITimestampedSetRepository.cs
@@ -21,7 +21,7 @@ public interface ITimestampedSetRepository
     /// <summary>
     /// Получение данных с фильтрацией. Значение фильтра null - отключен
     /// </summary>
-    /// <param name="idDiscriminator">Идентификатор набора</param>
+    /// <param name="idDiscriminator">Дискриминатор (идентификатор) набора</param>
     /// <param name="geTimestamp">Фильтр позднее даты</param>
     /// <param name="props">Фильтр свойств набора. Можно запросить только некоторые свойства из набора</param>
     /// <param name="skip"></param>
@@ -41,8 +41,8 @@ public interface ITimestampedSetRepository
     /// <summary>
     /// Получить последние данные
     /// </summary>
-    /// <param name="idDiscriminator"></param>
-    /// <param name="props"></param>
+    /// <param name="idDiscriminator">Дискриминатор (идентификатор) набора</param>
+    /// <param name="props">Фильтр свойств набора. Можно запросить только некоторые свойства из набора</param>
     /// <param name="take"></param>
     /// <param name="token"></param>
     /// <returns></returns>
@@ -51,7 +51,7 @@ public interface ITimestampedSetRepository
     /// <summary>
     /// Добавление новых данных
     /// </summary>
-    /// <param name="idDiscriminator"></param>
+    /// <param name="idDiscriminator">Дискриминатор (идентификатор) набора</param>
     /// <param name="sets"></param>
     /// <param name="token"></param>
     /// <returns></returns>