ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.Data Namespace / Join Class / IsJoinPerformedOnClientSide Property

IsJoinPerformedOnClientSide Property
Gets a value indicating whether the joined table was created by querying the tables separately and joined on the client side or the join was performed entirely on the server side.
Syntax
public bool IsJoinPerformedOnClientSide {get;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.0 or higher.
See Also