IDTSBufferManager90.GetColumnCount Method

Articolo
12/15/2008

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
<DispIdAttribute(123)> _
Function GetColumnCount ( _
    <InAttribute> hBufferType As Integer _
) As UInteger

[DispIdAttribute(123)] 
uint GetColumnCount (
    [InAttribute] int hBufferType
)

[DispIdAttribute(123)] 
unsigned int GetColumnCount (
    [InAttribute] int hBufferType
)

/** @attribute DispIdAttribute(123) */ 
UInt32 GetColumnCount (
    /** @attribute InAttribute() */ int hBufferType
)

DispIdAttribute(123) 
function GetColumnCount (
    hBufferType : int
) : uint

Parametri

hBufferType
The ID of the registered buffer.

Valore restituito

An integer that specifies the number of columns defined for the registered IDTSBuffer90 object.

Osservazioni

The GetColumnCount method returns the number of columns defined for the IDTSBuffer90 object identified by the hBufferType parameter. If the buffer definition specified by hBufferType does not exist, an E_INVALIDARG error occurs.

Thread Safety

Any public static (Shared in Microsoft Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Piattaforme

Piattaforme di sviluppo

Per un elenco delle piattaforme supportate, vedere Requisiti hardware e software per l'Installazione di SQL Server 2005.

Piattaforme di destinazione