Table Relation

[knockyo]

let set i want set a parent and child data, is that possible 2 column name can be different, but the value exactly same.

here is my some code
dtResult = objReport.RPT_Daily_AP(errorMsg)
dtChild = objReport.RPT_Daily_AP_Child(errorMsg)

Show result to grid
ds.Relations.Add( _
dtResult.Columns("UniqueId"), _
dtChild.Columns("FromId"))
dgResult.DataSource = dtResult.DefaultView
dgResult.DataBind()

How can let it be link 2gether? because my value is exactly the same.

possible?

hope expert can guide me some coding.

Thanks