通过

IDTSEvents.OnProgress Method

  • 项目

Called to update progress about task execution.

命名空间: Microsoft.SqlServer.Dts.Runtime
程序集: Microsoft.SqlServer.ManagedDTS (in microsoft.sqlserver.manageddts.dll)

语法

声明
Sub OnProgress ( _
    taskHost As TaskHost, _
    progressDescription As String, _
    percentComplete As Integer, _
    progressCountLow As Integer, _
    progressCountHigh As Integer, _
    subComponent As String, _
    ByRef fireAgain As Boolean _
)

void OnProgress (
    TaskHost taskHost,
    string progressDescription,
    int percentComplete,
    int progressCountLow,
    int progressCountHigh,
    string subComponent,
    ref bool fireAgain
)

void OnProgress (
    TaskHost^ taskHost, 
    String^ progressDescription, 
    int percentComplete, 
    int progressCountLow, 
    int progressCountHigh, 
    String^ subComponent, 
    bool% fireAgain
)

void OnProgress (
    TaskHost taskHost, 
    String progressDescription, 
    int percentComplete, 
    int progressCountLow, 
    int progressCountHigh, 
    String subComponent, 
    /** @ref */ boolean fireAgain
)

JScript 不支持由引用传递值类型参数。

参数

  • taskHost
    A null value.
  • progressDescription
    A string that describes the progress event that is raised.
  • percentComplete
    An integer used to indicate how much of the task has completed.
  • progressCountLow
    An integer that contains the low 32-bits of the units completed.
  • progressCountHigh
    An integer that contains the high 32-bits of the units completed.
  • subComponent
    A string that contains more detail about the event source.
  • fireAgain
    A Boolean that indicates this should continue firing or stop firing. A value of true indicates that it should continue firing.

备注

Called any time a task experiences measurable progress. Each task has its own requirements, but as a general rule, a task reports progress in increments of 1 percent. OnProgress is called by the task at predetermined intervals to update listening clients about the progress of a particular task.

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

IDTSEvents Interface
IDTSEvents Members
Microsoft.SqlServer.Dts.Runtime Namespace