DeleteQueryDefinition Method

In This Topic

Deletes the ArcGIS.Core.CIM.CIMKnowledgeGraphQueryDefinition with the specified name from this investigation. This method must be called on the MCT. Use QueuedTask.Run.

Syntax

Visual Basic (Declaration)
C#

Public Sub DeleteQueryDefinition( _
   ByVal queryDefinitionName As String _
)

public void DeleteQueryDefinition( 
   string queryDefinitionName
)

Parameters

queryDefinitionName: The name of the query definition to delete from the investigation.This corresponds to ArcGIS.Core.CIM.CIMKnowledgeGraphQueryDefinition.Name.

Exceptions

Exception	Description
ArcGIS.Core.CalledOnWrongThreadException	This method or property must be called within the lambda passed to QueuedTask.Run.
System.ArgumentNullException	The queryDefinitionName is null or empty.
System.InvalidOperationException	The queryDefinitionName does not exist in the investigation.

Example

Delete a Query Definition

{
  // access the currently active knowledge graph investigation view
  KnowledgeGraphInvestigationView activeView = KnowledgeGraphInvestigationView.Active;
  KnowledgeGraphInvestigation investigation = activeView?.Investigation;
  if (investigation != null)
  {
    await QueuedTask.Run(() =>
    {
      // delete the query definition
      investigation.DeleteQueryDefinition("Query1");
    });
  }
}

Requirements

Target Platforms: Windows 11 Home, Pro, Enterprise (64 bit)

ArcGIS Pro version: 3.7 or higher.

Reference

KnowledgeGraphInvestigation Class
KnowledgeGraphInvestigation Members

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