ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMRelQueryTableDataConnection Class / PrimaryKey Property

PrimaryKey Property (CIMRelQueryTableDataConnection)
Gets or sets the primary key.
Syntax
public string PrimaryKey {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also