# ExtensionUploadHandle Class

Namespace: [PIX.QMSAPI.DataObjects](https://help.qlik.com/en-US/qlikview-developer/September2026/Subsystems/QMSAPIref/Content/PIX.QMSAPI.DataObjects.htm)  
Assembly: PIX.dll

Holds information about an extension object upload.

## Inheritance

* System.Object
  * ExtensionUploadHandle

## Syntax

```
public class ExtensionUploadHandle
```

## Constructors

| Name | Description |
| --- | --- |
| [ExtensionUploadHandle(Guid, Guid, Int32, Int64)](https://help.qlik.com/en-US/qlikview-developer/September2026/Subsystems/QMSAPIref/Content/PIX.QMSAPI.DataObjects.ExtensionUploadHandle.-ctor.htm#PIX_QMSAPI_DataObjects_ExtensionUploadHandle__ctor_System_Guid_System_Guid_System_Int32_System_Int64_) |  |

## Properties

| Name | Description |
| --- | --- |
| [Position](https://help.qlik.com/en-US/qlikview-developer/September2026/Subsystems/QMSAPIref/Content/PIX.QMSAPI.DataObjects.ExtensionUploadHandle.Position.htm#PIX_QMSAPI_DataObjects_ExtensionUploadHandle_Position) | The number of bytes currently written. |
| [QVSClusterID](https://help.qlik.com/en-US/qlikview-developer/September2026/Subsystems/QMSAPIref/Content/PIX.QMSAPI.DataObjects.ExtensionUploadHandle.QVSClusterID.htm#PIX_QMSAPI_DataObjects_ExtensionUploadHandle_QVSClusterID) | The ID of the QVS cluster to receive the upload. |
| [QVSClusterMemberID](https://help.qlik.com/en-US/qlikview-developer/September2026/Subsystems/QMSAPIref/Content/PIX.QMSAPI.DataObjects.ExtensionUploadHandle.QVSClusterMemberID.htm#PIX_QMSAPI_DataObjects_ExtensionUploadHandle_QVSClusterMemberID) | The ID of the QVS cluster member to receive the upload. |
| [QVSHandle](https://help.qlik.com/en-US/qlikview-developer/September2026/Subsystems/QMSAPIref/Content/PIX.QMSAPI.DataObjects.ExtensionUploadHandle.QVSHandle.htm#PIX_QMSAPI_DataObjects_ExtensionUploadHandle_QVSHandle) | The handle ID of the upload. |

## Methods

| Name | Description |
| --- | --- |
| [Clone()](https://help.qlik.com/en-US/qlikview-developer/September2026/Subsystems/QMSAPIref/Content/PIX.QMSAPI.DataObjects.ExtensionUploadHandle.Clone.htm#PIX_QMSAPI_DataObjects_ExtensionUploadHandle_Clone) |  |
| [IsValid(out List<String>)](https://help.qlik.com/en-US/qlikview-developer/September2026/Subsystems/QMSAPIref/Content/PIX.QMSAPI.DataObjects.ExtensionUploadHandle.IsValid.htm#PIX_QMSAPI_DataObjects_ExtensionUploadHandle_IsValid_System_Collections_Generic_List_System_String___) |  |

### Extension Methods

[ApiFilter.FilterFor<T>(T, Nullable<ApiVersion>)](https://help.qlik.com/en-US/qlikview-developer/September2026/Subsystems/QMSAPIref/Content/PIX.ApiFiltering.ApiFilter.FilterFor.htm#PIX_ApiFiltering_ApiFilter_FilterFor__1___0_System_Nullable_PIX_ApiVersion__)