how to make a distributed query processing project in .net?

I want to make a poject on Distributed Query Processing that simple reterieve data from two different databases in sql sever and display on a form either using vb.net or c#.net language. It should only use one SqlCommand object and use distributed query processing technique. If any one know any web site or tutorial on this matter please please give me that website link. Many many thanks in advance. Regard Imran