Keyfield of the table related to.
ERROR: Syntax information about IRelateInfo2.KeyField may not be in D:\ArcGIS\DotNet\ESRI.ArcGIS.Carto.dll
[C++]
HRESULT get_KeyField(
BSTR* KeyField
);
[C++]Parameters
KeyField [out, retval] KeyField is a parameter of type BSTR
Product Availability
Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.