ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.Data Namespace / VirtualRelationshipClassDescription Class / Cardinality Property

Cardinality Property (VirtualRelationshipClassDescription)
Gets the RelationshipCardinality with which the relationship class is created.
Syntax
public RelationshipCardinality Cardinality {get;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also