Method QueryRelatedFeaturesAsync
QueryRelatedFeaturesAsync(ArcGISFeature)
Asynchronously queries for related features of a given feature in all relationships.
Declaration
public Task<IReadOnlyList<RelatedFeatureQueryResult>> QueryRelatedFeaturesAsync(ArcGISFeature feature)Parameters
| Type | Name | Description |
|---|---|---|
| ArcGISFeature | feature | The feature for which to query related features. |
Returns
| Type | Description |
|---|---|
| System.Threading.Tasks.Task<System.Collections.Generic.IReadOnlyList<RelatedFeatureQueryResult>> | A task that represents the asynchronous query related features operation. The value of the task result contains a list of RelatedFeatureQueryResult object. |
Remarks
The origin and all destination tables must be associated with the same map, either as a feature source for a layer or added to the map via its table collection. Otherwise, the query will return no results.
Applies to
Platforms and versions
| Target | Versions |
|---|---|
| .NET Standard 2.0 | 100.3 - 200.7 |
| .NET | 100.13 - 200.7 |
| .NET Windows | 100.13 - 200.7 |
| .NET Android | 200.0 - 200.7 |
| .NET iOS | 200.0 - 200.7 |
| .NET Framework | 100.1 - 200.7 |
| Xamarin.Android | 100.1 - 100.15 |
| Xamarin.iOS | 100.1 - 100.15 |
| UWP | 100.1 - 200.7 |
Relevant samples
QueryRelatedFeaturesAsync(ArcGISFeature, RelatedQueryParameters)
Asynchronously queries for related features of a given feature in a specific relationship.
Declaration
public Task<IReadOnlyList<RelatedFeatureQueryResult>> QueryRelatedFeaturesAsync(ArcGISFeature feature, RelatedQueryParameters parameters)Parameters
| Type | Name | Description |
|---|---|---|
| ArcGISFeature | feature | The feature for which to query related features. |
| RelatedQueryParameters | parameters | Describes the relationship and the query to perform. |
Returns
| Type | Description |
|---|---|
| System.Threading.Tasks.Task<System.Collections.Generic.IReadOnlyList<RelatedFeatureQueryResult>> | A task that represents the asynchronous query related features operation. The value of the task result contains a list of RelatedFeatureQueryResult object. |
Remarks
The origin and all destination tables must be associated with the same map, either as a feature source for a layer or added to the map via its table collection. Otherwise, the query will return no results.
Applies to
Platforms and versions
| Target | Versions |
|---|---|
| .NET Standard 2.0 | 100.3 - 200.7 |
| .NET | 100.13 - 200.7 |
| .NET Windows | 100.13 - 200.7 |
| .NET Android | 200.0 - 200.7 |
| .NET iOS | 200.0 - 200.7 |
| .NET Framework | 100.1 - 200.7 |
| Xamarin.Android | 100.1 - 100.15 |
| Xamarin.iOS | 100.1 - 100.15 |
| UWP | 100.1 - 200.7 |