DbDataReader.GetProviderSpecificFieldType(Int32) 方法
定义
获取指定列的特定于提供程序的类型。Gets the provider-specific type of the specified column.
public:
virtual Type ^ GetProviderSpecificFieldType(int ordinal);
public virtual Type GetProviderSpecificFieldType (int ordinal);
abstract member GetProviderSpecificFieldType : int -> Type
override this.GetProviderSpecificFieldType : int -> Type
Public Overridable Function GetProviderSpecificFieldType (ordinal As Integer) As Type
参数
- ordinal
- Int32
从零开始的列序号。The zero-based column ordinal.
返回
特定于提供程序的 .NET 类型。A provider-specific .NET type.
例外
列索引超出范围。The column index is out of range.