OpenRelationshipClasses(Table,Table) Method

In This Topic

Gets a IReadOnlyList of specific RelationshipClass or AttributedRelationshipClass instances associated with the and the where is the origin table/feature class and is the destination table/feature class. This method must be called on the MCT. Use QueuedTask.Run.

Syntax

C#
Visual Basic (Declaration)

public IReadOnlyList<RelationshipClass> OpenRelationshipClasses( 
   Table originTable,
   Table destinationTable
)

Public Overloads Function OpenRelationshipClasses( _
   ByVal originTable As Table, _
   ByVal destinationTable As Table _
) As IReadOnlyList(Of RelationshipClass)

Parameters

originTable: The origin table/feature class in the relationship.
destinationTable: The destination table/feature class in the relationship.

Return Value

A IReadOnlyList of specific RelationshipClass or AttributedRelationshipClass instances.

Exceptions

Exception	Description
System.InvalidOperationException	No valid geodatabase has been opened prior to calling this operation.
System.ArgumentNullException	originTable or destinationTable is null.
ArcGIS.Core.Data.Exceptions.GeodatabaseException	A geodatabase-related exception has occurred.

Remarks

This routine works with regular RelationshipClasses as well as AttributedRelationshipClasses.

Example

Opening RelationshipClass between two Tables

// Must be called within QueuedTask.Run().  
// When used with file or enterprise geodatabases, this routine takes two table names.
// When used with feature services, this routine takes layer IDs, or the names of the tables as they are exposed through the service (e.g., "L0States")
public IReadOnlyList<RelationshipClass> OpenRelationshipClassFeatureServices(Geodatabase geodatabase, string originClass, string destinationClass)
{
  return geodatabase.OpenRelationshipClasses(originClass, destinationClass);
}

Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

Reference

Geodatabase Class
Geodatabase Members
Overload List

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