Pratibha has followed her original post on using the ObjectQueryOptions in the SDK to control how you retrieve objects with a new post that explains some more of the details on this.
You can find the new post here:
http://blogs.msdn.com/b/scplat/archive/2010/11/15/using-objectqueryoptions-configuring-object-retrieval-from-the-cmdb-part-ii.aspx
and this is the original blog post if you missed it:
http://blogs.msdn.com/b/scplat/archive/2010/09/01/using-objectqueryoptions-configuring-object-retrieval-from-the-cmdb.aspx
Thanks Pratibha!