| Parent || RelationalObject || In || The parent object
|- align="left"
| RelationName || String{{String_MSDN}}|| In || The name of the relation to be searched for at the parent object
|- align="left"
| Child || RelationalObject || In || The child to relate
| RelationData|| RelationData || Out || The created relation data object, null if failed
|- align="left"
| Result|| Boolean{{Boolean_MSDN}}|| Out || True if successful, false if failed
|}