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IDTSBuffer90.GetBLOBStream Method

Gets an IStream interface used to access the binary large object (BLOB) stored in a column in an IDTSBuffer90.

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

Sintassi

'Dichiarazione
Function GetBLOBStream ( _
    <InAttribute> hRow As Integer, _
    <InAttribute> hCol As Integer _
) As IStream
IStream GetBLOBStream (
    [InAttribute] int hRow,
    [InAttribute] int hCol
)
IStream^ GetBLOBStream (
    [InAttribute] int hRow, 
    [InAttribute] int hCol
)
IStream GetBLOBStream (
    /** @attribute InAttribute() */ int hRow, 
    /** @attribute InAttribute() */ int hCol
)
function GetBLOBStream (
    hRow : int, 
    hCol : int
) : IStream

Parametri

  • hRow
    The row handle.
  • hCol
    The column handle.

Valore restituito

An IStream interface.

Osservazioni

This method is used to retrieve an IStream interface that can be used to read and write the data bytes in a binary large object (BLOB). When the IStream is finished manipulating the data using the stream, it can be inserted back into the column using the SetBLOBFromStream method.

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

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

Vedere anche

Riferimento

IDTSBuffer90 Interface
IDTSBuffer90 Members
Microsoft.SqlServer.Dts.Pipeline.Wrapper Namespace