diff --git a/Libs/YY.EventLogExportAssistant.ClickHouse/ClickHouseContext.cs b/Libs/YY.EventLogExportAssistant.ClickHouse/ClickHouseContext.cs
index 8547e0c..6b855e6 100644
--- a/Libs/YY.EventLogExportAssistant.ClickHouse/ClickHouseContext.cs
+++ b/Libs/YY.EventLogExportAssistant.ClickHouse/ClickHouseContext.cs
@@ -28,7 +28,7 @@ namespace YY.EventLogExportAssistant.ClickHouse
 
         private ClickHouseConnection _connection;
         private long logFileLastId = -1;
-        private IExtendedActions _extendedActions;
+        private readonly IExtendedActions _extendedActions;
 
         #endregion
 
@@ -234,86 +234,32 @@ namespace YY.EventLogExportAssistant.ClickHouse
         }
         public void SaveLogPosition(InformationSystemsBase system, FileInfo logFileInfo, EventLogPosition position)
         {
-            var commandAddLogInfo = _connection.CreateCommand();
-            commandAddLogInfo.CommandText =
-                @"INSERT INTO LogFiles (
-                    InformationSystem,
-                    Id,
-                    FileName,
-                    CreateDate,
-                    ModificationDate,
-                    LastEventNumber,
-                    LastCurrentFileReferences,
-                    LastCurrentFileData,
-                    LastStreamPosition
-                ) VALUES (
-                    {isId:String},
-                    {newId:Int64},
-                    {FileName:String},
-                    {CreateDate:DateTime},
-                    {ModificationDate:DateTime},
-                    {LastEventNumber:Int64},
-                    {LastCurrentFileReferences:String},
-                    {LastCurrentFileData:String},
-                    {LastStreamPosition:Int64}     
-                )";
+            using (ClickHouseBulkCopy bulkCopyInterface = new ClickHouseBulkCopy(_connection)
+            {
+                DestinationTableName = "LogFiles",
+                BatchSize = 100000
+            })
+            {
+                long logFileNewId = GetLogFileInfoNewId(system);
+                IEnumerable<object[]> values = new List<object[]>()
+                {
+                    new object[]
+                    {
+                        system.Name,
+                        logFileNewId,
+                        logFileInfo.Name,
+                        logFileInfo.CreationTimeUtc,
+                        logFileInfo.LastWriteTimeUtc,
+                        position.EventNumber,
+                        position.CurrentFileReferences.Replace("\\", "\\\\"),
+                        position.CurrentFileData.Replace("\\", "\\\\"),
+                        position.StreamPosition ?? 0
+                    }
+                }.AsEnumerable();
 
-            commandAddLogInfo.Parameters.Add(new ClickHouseDbParameter
-            {
-                ParameterName = "isId",
-                DbType = DbType.Int64,
-                Value = system.Name
-            });
-            commandAddLogInfo.Parameters.Add(new ClickHouseDbParameter
-            {
-                ParameterName = "newId",
-                DbType = DbType.Int64,
-                Value = GetLogFileInfoNewId(system)
-            });
-            commandAddLogInfo.Parameters.Add(new ClickHouseDbParameter
-            {
-                ParameterName = "FileName",
-                DbType = DbType.AnsiString,
-                Value = logFileInfo.Name
-            });
-            commandAddLogInfo.Parameters.Add(new ClickHouseDbParameter
-            {
-                ParameterName = "CreateDate",
-                DbType = DbType.DateTime,
-                Value = logFileInfo.CreationTimeUtc
-            });
-            commandAddLogInfo.Parameters.Add(new ClickHouseDbParameter
-            {
-                ParameterName = "ModificationDate",
-                DbType = DbType.DateTime,
-                Value = logFileInfo.LastWriteTimeUtc
-            });
-            commandAddLogInfo.Parameters.Add(new ClickHouseDbParameter
-            {
-                ParameterName = "LastEventNumber",
-                DbType = DbType.Int64,
-                Value = position.EventNumber
-            });
-            commandAddLogInfo.Parameters.Add(new ClickHouseDbParameter
-            {
-                ParameterName = "LastCurrentFileReferences",
-                DbType = DbType.AnsiString,
-                Value = position.CurrentFileReferences.Replace("\\", "\\\\")
-            });
-            commandAddLogInfo.Parameters.Add(new ClickHouseDbParameter
-            {
-                ParameterName = "LastCurrentFileData",
-                DbType = DbType.AnsiString,
-                Value = position.CurrentFileData.Replace("\\", "\\\\")
-            });
-            commandAddLogInfo.Parameters.Add(new ClickHouseDbParameter
-            {
-                ParameterName = "LastStreamPosition",
-                DbType = DbType.Int64,
-                Value = position.StreamPosition ?? 0
-            });
-
-            commandAddLogInfo.ExecuteNonQuery();
+                var bulkResult = bulkCopyInterface.WriteToServerAsync(values);
+                bulkResult.Wait();
+            }
         }
         public long GetLogFileInfoNewId(InformationSystemsBase system)
         {
diff --git a/Libs/YY.EventLogExportAssistant.ClickHouse/YY.EventLogExportAssistant.ClickHouse.csproj b/Libs/YY.EventLogExportAssistant.ClickHouse/YY.EventLogExportAssistant.ClickHouse.csproj
index 0f18ab5..e1ceeed 100644
--- a/Libs/YY.EventLogExportAssistant.ClickHouse/YY.EventLogExportAssistant.ClickHouse.csproj
+++ b/Libs/YY.EventLogExportAssistant.ClickHouse/YY.EventLogExportAssistant.ClickHouse.csproj
@@ -3,7 +3,7 @@
   <PropertyGroup>
     <TargetFramework>netstandard2.1</TargetFramework>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
-    <Version>1.0.0.17</Version>
+    <Version>1.0.0.18</Version>
     <Authors>Permitin Yuriy</Authors>
     <Company>Permitin Yuriy</Company>
     <Product>Event log export assistant to ClickHouse</Product>
@@ -15,7 +15,7 @@
     <RepositoryType>GIT</RepositoryType>
     <PackageTags>event, log, 1C, enterprise, export, elasticsearch, elk</PackageTags>
     <PackageReleaseNotes>Just beginning...</PackageReleaseNotes>
-    <AssemblyVersion>1.0.0.17</AssemblyVersion>
+    <AssemblyVersion>1.0.0.18</AssemblyVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/Libs/YY.EventLogExportAssistant.PostgreSQL/YY.EventLogExportAssistant.PostgreSQL.csproj b/Libs/YY.EventLogExportAssistant.PostgreSQL/YY.EventLogExportAssistant.PostgreSQL.csproj
index 2cfd4b7..0afa930 100644
--- a/Libs/YY.EventLogExportAssistant.PostgreSQL/YY.EventLogExportAssistant.PostgreSQL.csproj
+++ b/Libs/YY.EventLogExportAssistant.PostgreSQL/YY.EventLogExportAssistant.PostgreSQL.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>netstandard2.1</TargetFramework>
-    <Version>1.0.0.47</Version>
+    <Version>1.0.0.48</Version>
     <PackageId>YY.EventLogExportAssistant.PostgreSQL</PackageId>
     <Authors>Permitin Yuriy</Authors>
     <Product>Event log export assistant for PostgreSQL</Product>
@@ -14,9 +14,9 @@
     <RepositoryType>GIT</RepositoryType>
     <PackageTags>event, log, 1C, enterprise, export, postgres, postgresql</PackageTags>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
-    <AssemblyVersion>1.0.0.47</AssemblyVersion>
+    <AssemblyVersion>1.0.0.48</AssemblyVersion>
     <PackageReleaseNotes>Just beginning...</PackageReleaseNotes>
-    <FileVersion>1.0.0.47</FileVersion>
+    <FileVersion>1.0.0.48</FileVersion>
   </PropertyGroup>
 
   <ItemGroup>
@@ -32,7 +32,7 @@
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="5.0.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="5.0.0" />
-    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="5.0.1" />
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="5.0.2" />
     <PackageReference Include="NpgsqlBulk.EFCore" Version="0.9.0" />
   </ItemGroup>
 
diff --git a/Tests/YY.EventLogExportAssistant.ClickHouse.Tests/YY.EventLogExportAssistant.ClickHouse.Tests.csproj b/Tests/YY.EventLogExportAssistant.ClickHouse.Tests/YY.EventLogExportAssistant.ClickHouse.Tests.csproj
index b029511..2340fe6 100644
--- a/Tests/YY.EventLogExportAssistant.ClickHouse.Tests/YY.EventLogExportAssistant.ClickHouse.Tests.csproj
+++ b/Tests/YY.EventLogExportAssistant.ClickHouse.Tests/YY.EventLogExportAssistant.ClickHouse.Tests.csproj
@@ -14,7 +14,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="3.0.1">
+    <PackageReference Include="coverlet.collector" Version="3.0.2">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
diff --git a/Tests/YY.EventLogExportAssistant.Core.Tests/YY.EventLogExportAssistant.Core.Tests.csproj b/Tests/YY.EventLogExportAssistant.Core.Tests/YY.EventLogExportAssistant.Core.Tests.csproj
index 8dff231..19138a6 100644
--- a/Tests/YY.EventLogExportAssistant.Core.Tests/YY.EventLogExportAssistant.Core.Tests.csproj
+++ b/Tests/YY.EventLogExportAssistant.Core.Tests/YY.EventLogExportAssistant.Core.Tests.csproj
@@ -20,7 +20,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="3.0.1">
+    <PackageReference Include="coverlet.collector" Version="3.0.2">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
diff --git a/Tests/YY.EventLogExportAssistant.ElasticSearch.Tests/YY.EventLogExportAssistant.ElasticSearch.Tests.csproj b/Tests/YY.EventLogExportAssistant.ElasticSearch.Tests/YY.EventLogExportAssistant.ElasticSearch.Tests.csproj
index 1a9a853..b4860eb 100644
--- a/Tests/YY.EventLogExportAssistant.ElasticSearch.Tests/YY.EventLogExportAssistant.ElasticSearch.Tests.csproj
+++ b/Tests/YY.EventLogExportAssistant.ElasticSearch.Tests/YY.EventLogExportAssistant.ElasticSearch.Tests.csproj
@@ -17,7 +17,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="3.0.1">
+    <PackageReference Include="coverlet.collector" Version="3.0.2">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
diff --git a/Tests/YY.EventLogExportAssistant.MySQL.Tests/YY.EventLogExportAssistant.MySQL.Tests.csproj b/Tests/YY.EventLogExportAssistant.MySQL.Tests/YY.EventLogExportAssistant.MySQL.Tests.csproj
index 75ab742..dcb7a0a 100644
--- a/Tests/YY.EventLogExportAssistant.MySQL.Tests/YY.EventLogExportAssistant.MySQL.Tests.csproj
+++ b/Tests/YY.EventLogExportAssistant.MySQL.Tests/YY.EventLogExportAssistant.MySQL.Tests.csproj
@@ -14,7 +14,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="3.0.1">
+    <PackageReference Include="coverlet.collector" Version="3.0.2">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
diff --git a/Tests/YY.EventLogExportAssistant.PostgreSQL.Tests/YY.EventLogExportAssistant.PostgreSQL.Tests.csproj b/Tests/YY.EventLogExportAssistant.PostgreSQL.Tests/YY.EventLogExportAssistant.PostgreSQL.Tests.csproj
index 3cae971..49473fe 100644
--- a/Tests/YY.EventLogExportAssistant.PostgreSQL.Tests/YY.EventLogExportAssistant.PostgreSQL.Tests.csproj
+++ b/Tests/YY.EventLogExportAssistant.PostgreSQL.Tests/YY.EventLogExportAssistant.PostgreSQL.Tests.csproj
@@ -15,7 +15,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="3.0.1">
+    <PackageReference Include="coverlet.collector" Version="3.0.2">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
diff --git a/Tests/YY.EventLogExportAssistant.SQLServer.Tests/YY.EventLogExportAssistant.SQLServer.Tests.csproj b/Tests/YY.EventLogExportAssistant.SQLServer.Tests/YY.EventLogExportAssistant.SQLServer.Tests.csproj
index d99d0ea..6f4f205 100644
--- a/Tests/YY.EventLogExportAssistant.SQLServer.Tests/YY.EventLogExportAssistant.SQLServer.Tests.csproj
+++ b/Tests/YY.EventLogExportAssistant.SQLServer.Tests/YY.EventLogExportAssistant.SQLServer.Tests.csproj
@@ -18,7 +18,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="3.0.1">
+    <PackageReference Include="coverlet.collector" Version="3.0.2">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>