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| ArcObjects Help for .NET developers > ArcObjects namespaces > GeoDatabaseExtensions > ESRI.ArcGIS.GeoDatabaseExtensions > Interfaces > IT > ITerrainDataSource2 Interface (ArcObjects .NET 10.5 SDK) | 
Provides access to members of Terrain Data Source.
| Description | ||
|---|---|---|
|  | Anchored | Indicates if this is an anchor-points data source. | 
|  | ApplyToOverviewTerrain | Indicates if the 'breakline' data source should be added to the overview Terrain. | 
|  | Embedded | Indicates whether or not the data source is contained by the terrain. | 
|  | FeatureClassID | The unique database identifier for the feature class. | 
|  | GroupID | The identifier of the terrain's thematic group to which this feature class belongs. | 
|  | HeightField | The database column providing heights for the features. | 
|  | QueryResolutionBounds | Returns the lower and upper resolution bounds in which the line/area data source participates in the triangulation. | 
|  | SetResolutionBounds | Sets the lower and upper resolution bounds in which the line/area data source participates in the triangulation. | 
|  | SurfaceFeatureType | Indicates how the features are used to define the terrain surface. | 
|  | TagValueField | The database column providing tag values for TIN elements derived from the terrain. | 
| Interfaces | Description | 
|---|---|
| ITerrainDataSource | Provides access to members of Terrain Data Source. |