DbDataReader.IDataReader.GetSchemaTable 方法

定义

有关此成员的说明,请参见 GetSchemaTable()For a description of this member, see GetSchemaTable().

 virtual System::Data::DataTable ^ System.Data.IDataReader.GetSchemaTable() = System::Data::IDataReader::GetSchemaTable;
System.Data.DataTable IDataReader.GetSchemaTable ();
abstract member System.Data.IDataReader.GetSchemaTable : unit -> System.Data.DataTable
override this.System.Data.IDataReader.GetSchemaTable : unit -> System.Data.DataTable
Function GetSchemaTable () As DataTable Implements IDataReader.GetSchemaTable

返回

DataTable

一个描述列元数据的 DataTableA DataTable that describes the column metadata.

实现

注解

此成员是显式接口成员的实现。This member is an explicit interface member implementation. 它只能在 DbDataReader 实例被强制转换为 IDataReader 接口时使用。It can be used only when the DbDataReader instance is cast to an IDataReader interface.

适用于