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)

public:
DataRow^ GetParentRow(
	DataRelation^ relation
)

Parameters

relation
Type: System.Data::DataRelation^

The DataRelation to use.

Return Value

Type: System.Data::DataRow^

The parent DataRow of the current row.

Exception Condition
ArgumentNullException

The relation does not belong to the DataTable.

The row is null.

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
Available since 1.1
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