# INxDerivedGroup Interface

Namespace: [Qlik.Engine](https://help.qlik.com/en-US/sense-developer/May2025/Subsystems/NetSDKAPIref/Content/Qlik.Engine.htm)  
Assembly: Qlik.Engine.dll

## Syntax

```
[ValueClass]
public interface INxDerivedGroup : IAbstractStructure
```

## Properties

| Name | Description |
| --- | --- |
| [FieldDefs](https://help.qlik.com/en-US/sense-developer/May2025/Subsystems/NetSDKAPIref/Content/Qlik.Engine.INxDerivedGroup.FieldDefs.htm#Qlik_Engine_INxDerivedGroup_FieldDefs) | List of the derived fields in the group.<br><br>JSON property name: qFieldDefs |
| [Grouping](https://help.qlik.com/en-US/sense-developer/May2025/Subsystems/NetSDKAPIref/Content/Qlik.Engine.INxDerivedGroup.Grouping.htm#Qlik_Engine_INxDerivedGroup_Grouping) | Grouping type.<br><br>The grouping should be either H or C (Grouping is mandatory for derived definitions).<br><br>The parameter is mandatory.<br><br>JSON property name: qGrouping |
| [Id](https://help.qlik.com/en-US/sense-developer/May2025/Subsystems/NetSDKAPIref/Content/Qlik.Engine.INxDerivedGroup.Id.htm#Qlik_Engine_INxDerivedGroup_Id) | Identifier of the group.<br><br>JSON property name: qId |
| [Name](https://help.qlik.com/en-US/sense-developer/May2025/Subsystems/NetSDKAPIref/Content/Qlik.Engine.INxDerivedGroup.Name.htm#Qlik_Engine_INxDerivedGroup_Name) | Name of the derived group.<br><br>JSON property name: qName |