DataRelation.ParentTable 属性

定义

获取此 DataRelation 的父级 DataTable

C#
public virtual System.Data.DataTable ParentTable { get; }

属性值

一个 DataTable,它是此关系的父表。

示例

以下示例获取 的父 DataTableDataRelation

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

    ' Get the parent DataTable of the relation.
    Dim table As DataTable = relation.ParentTable

    ' Print the name and number of rows of the parent table.
    Console.WriteLine(table.TableName.ToString())
    Console.WriteLine(table.Rows.Count.ToString())
End Sub

适用于

产品 版本
.NET Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9
.NET Framework 1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard 2.0, 2.1

另请参阅