DataTableMapping.ColumnMappings Properti

Definisi

Ruang nama:

System.Data.Common

Rakitan:

System.Data.Common.dll

Sumber:

DataTableMapping.cs

DataColumnMappingCollection Mendapatkan untuk DataTable.

public:
 property System::Data::Common::DataColumnMappingCollection ^ ColumnMappings { System::Data::Common::DataColumnMappingCollection ^ get(); };

public System.Data.Common.DataColumnMappingCollection ColumnMappings { get; }

member this.ColumnMappings : System.Data.Common.DataColumnMappingCollection

Public ReadOnly Property ColumnMappings As DataColumnMappingCollection

Nilai Properti

DataColumnMappingCollection

Kumpulan pemetaan kolom data.

Contoh

Contoh berikut membuat DataTableMapping objek, mengatur beberapa propertinya, dan menyalinnya ColumnMappings ke array. Contoh ini mengasumsikan bahwa telah DataColumnMappingCollection dibuat.

public void CreateDataTableMapping()
{
    // ...
    // create mappings
    // ...
    DataColumnMapping[] columns = {};
    // Copy mappings to array
    mappings.CopyTo(columns, 0);
    DataTableMapping mapping =
        new DataTableMapping("Categories", "DataCategories", columns);
}

Public Sub CreateDataTableMapping()
    ' ...
    ' create mappings
    ' ...
    Dim columns() As DataColumnMapping
    ' Copy mappings to array
    mappings.CopyTo(columns, 0)
    Dim mapping As New DataTableMapping _
       ("Categories", "DataCategories", columns)
End Sub

Lihat juga

• Ringkasan ADO.NET