What you looking for is nested datagrids/nesting datagrid
Google that and you should find some nice references like this:
http://www.daniweb.com/techtalkforums/thread5777.html
"Bala" <(E-Mail Removed)> wrote in message
news:53089F87-6F45-407E-B5C2-(E-Mail Removed)...
> Hi
>
> I have the following table structure.
> employee table structure
> 1.empid
> 2.cateid
> 3.empname
>
> Category table
> 1.cateid
> 2.catename
>
> I want to display and edit these details on datagrid. i want to display
> the
> employee table details and also category name details into combo box on
> grid.
> so then i can modify the category for particular employee. Can we combine
> 2
> master table details into single datagrid. one master table data contain
> multiple records.
>
> Is it possible? if yes can anyone please give me the article link or code.
> if no what is other possiblity. please let me know.
>
> thanks
> bala
>