AdomdDataReader.GetFieldType 方法
Returns a Type that represents the data type of the specified column.
命名空間： Microsoft.AnalysisServices.AdomdClient
組件： Microsoft.AnalysisServices.AdomdClient (在 Microsoft.AnalysisServices.AdomdClient.dll 中)
語法
'宣告
Public Function GetFieldType ( _
ordinal As Integer _
) As Type
'用途
Dim instance As AdomdDataReader
Dim ordinal As Integer
Dim returnValue As Type
returnValue = instance.GetFieldType(ordinal)
public Type GetFieldType(
int ordinal
)
public:
virtual Type^ GetFieldType(
int ordinal
) sealed
abstract GetFieldType :
ordinal:int -> Type
override GetFieldType :
ordinal:int -> Type
public final function GetFieldType(
ordinal : int
) : Type
參數
- ordinal
型別：System.Int32
The zero-based ordinal position of the column to find.
傳回值
型別：System.Type
A Type that contains the type of the Object returned by the GetValue method.
實作
IDataRecord.GetFieldType(Int32)
備註
This information may be used to increase performance by indicating the strongly typed accessor to call.
If the data contained in the column changes from row to row, the type returned will be Object.