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DataRelation.ParentColumns Property

Gets an array of DataColumn objects that are the parent columns of this DataRelation.

Namespace:  System.Data
Assembly:  System.Data (in System.Data.dll)

public virtual DataColumn[] ParentColumns { get; }

Property Value

Type: System.Data.DataColumn[]
An array of DataColumn objects that are the parent columns of this DataRelation.

The following example gets the array of DataColumn objects that function as parent columns for the relation.


Private Sub GetChildCols()
    ' Get the DataRelation of a DataSet.
    Dim relation As DataRelation = _
        DataSet1.Relations("CustomerOrders")

    ' Get the parent columns.
    Dim parentColumns() As DataColumn = relation.ParentColumns

    ' Print the ColumnName of each column.
    Dim i As Integer
    For i = 0 to parentColumns.GetUpperBound(0)
       Console.Writeline(parentColumns(i).ColumnName.ToString())
    Next i
End Sub


.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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