通过

IDTSBuffer90.GetBLOBStream Method

  • 项目

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

命名空间: Microsoft.SqlServer.Dts.Pipeline.Wrapper
程序集: Microsoft.SqlServer.DTSPipelineWrap (in microsoft.sqlserver.dtspipelinewrap.dll)

语法

声明
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

参数

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

返回值

An IStream interface.

备注

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.

线程安全

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.

平台

开发平台

有关支持的平台列表，请参阅安装 SQL Server 2005 的硬件和软件要求。

目标平台

有关支持的平台列表，请参阅安装 SQL Server 2005 的硬件和软件要求。

请参阅

参考

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