how to getting entity in WCF

Question

hello dear 

i'm using silverlight 4 and linq to sql and wcf work flow take method from busniess layer

everything working ok but i have big problem

i have two tabel 

1-Department

deprtmentID

departmentName

2-Employee

empID

empName

DeaprtmentID    FK from deaprtment

my service return object from emp  but not get related objects like department

thid a big problem for me

my problem like this articale

http://weblogs.asp.net/zeeshanhirani/archive/2008/07/14/entity-refs-not-getting-serialized-with-wcf-service.aspx

Answer 1

Below link will help

http://www.telerik.com/support/kb/silverlight/general/populating-treeview.aspx