IDTSBufferManager90.GetColumnCount Method

Статья
12/15/2008

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

Пространство имен: Microsoft.SqlServer.Dts.Pipeline.Wrapper
Сборка: Microsoft.SqlServer.DTSPipelineWrap (in microsoft.sqlserver.dtspipelinewrap.dll)

Синтаксис

'Декларация
<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

Параметры

hBufferType
The ID of the registered buffer.

Возвращаемое значение

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

Замечания

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.

Синхронизация потоков

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.

Платформы

Платформы разработки

Список поддерживаемых платформ см. в разделе Hardware and Software Requirements for Installing SQL Server 2005.

Целевые платформы