Relazione tra tabelle e dataset aspx

http://msdn.microsoft.com/en-us/library/system.data.dataset.aspx



' Create a DataRelation to link the two tables

' based on the SupplierID.

Dim parentColumn As DataColumn = _
dataSet.Tables("Suppliers").Columns("SupplierID")
Dim childColumn As DataColumn = _
dataSet.Tables("Products").Columns("SupplierID")
Dim relation As DataRelation = New _
System.Data.DataRelation("SuppliersProducts", _
parentColumn, childColumn)
dataSet.Relations.Add(relation)