selecting fields from tables using wcf ria services

hi all,

i using silverlight business application using wcf ria services.

in domain class there method 

 public iqueryable<employee> getemployees()
        {
            return this.objectcontext.employees;
        }

this method returns al field in table , can bind datagrid. table contains employee id,employee name , age fields.

now want take 1 or 2 fields table.

 mean need employee name , age ,not id. 

or need use employee name bind combobox. 

how can this?

duplicate post

find answer in bewlow thread

http://social.msdn.microsoft.com/forums/en-us/silverlightarchieve/thread/008c9ed2-1953-4803-9006-edcca067bcfe#f57e7e70-2825-45eb-8848-dfeeef28a412/1?p=true&t=634549488475806791

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