Export (0) Print
Expand All

DataRow.GetParentRow Method (DataRelation)

Gets the parent row of a DataRow using the specified DataRelation.

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

member GetParentRow : 
        relation:DataRelation -> DataRow

Parameters

relation
Type: System.Data.DataRelation

The DataRelation to use.

Return Value

Type: System.Data.DataRow
The parent DataRow of the current row.

ExceptionCondition
ArgumentNullException

The relation does not belong to the DataTable.

The row is a null reference (Nothing in Visual Basic).

DataException

A child row has multiple parents.

InvalidConstraintException

This row does not belong to the child table of the DataRelation object.

RowNotInTableException

The row does not belong to a table.

In a DataSet, the collection of all parent DataRelation objects for the data set is returned by the GetParentRows method.

The DataTable also contains a collection of DataRelation objects, returned by the ParentRelations property.

The following example uses the GetParentRow to return the child DataRow objects for every child DataRelation in a DataTable. The value of each column in the row is then printed.

No code example is currently available or this language may not be supported.

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

Show:
© 2014 Microsoft