Metodo IDTSBufferManager100.GetColumnCount

Gets the number of columns in a specified registered buffer type.

Spazio dei nomi  Microsoft.SqlServer.Dts.Pipeline.Wrapper
Assembly:  Microsoft.SqlServer.DTSPipelineWrap (in Microsoft.SqlServer.DTSPipelineWrap.dll)

Sintassi

'Dichiarazione
Function GetColumnCount ( _
    hBufferType As Integer _
) As UInteger
'Utilizzo
Dim instance As IDTSBufferManager100 
Dim hBufferType As Integer 
Dim returnValue As UInteger 

returnValue = instance.GetColumnCount(hBufferType)
uint GetColumnCount(
    int hBufferType
)
unsigned int GetColumnCount(
    [InAttribute] int hBufferType
)
abstract GetColumnCount : 
        hBufferType:int -> uint32
function GetColumnCount(
    hBufferType : int
) : uint

Parametri

  • hBufferType
    Tipo: System.Int32
    The ID of the registered buffer.

Valore restituito

Tipo: System.UInt32
An integer that specifies the number of columns defined for the registered IDTSBuffer100 object.

Osservazioni

The GetColumnCount method returns the number of columns defined for the IDTSBuffer100 object identified by the hBufferType parameter. If the buffer definition specified by hBufferType does not exist, an E_INVALIDARG error occurs.

Vedere anche

Riferimento

IDTSBufferManager100 Interfaccia

Spazio dei nomi Microsoft.SqlServer.Dts.Pipeline.Wrapper