ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Editing Namespace / RelationshipDescription Class / OriginRow Property

OriginRow Property
Gets the RowHandle of the row in the origin table.
Syntax
public RowHandle OriginRow {get;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.5 or higher.
See Also