ExpressionTask.Execute 方法

Runs the task.

命名空間：  Microsoft.SqlServer.Dts.Tasks.ExpressionTask
組件：  Microsoft.SqlServer.ExpressionTask (在 Microsoft.SqlServer.ExpressionTask.dll 中)

語法

'宣告
Public Overrides Function Execute ( _
    connections As Connections, _
    variableDispenser As VariableDispenser, _
    events As IDTSComponentEvents, _
    log As IDTSLogging, _
    transaction As Object _
) As DTSExecResult
'用途
Dim instance As ExpressionTask 
Dim connections As Connections 
Dim variableDispenser As VariableDispenser 
Dim events As IDTSComponentEvents 
Dim log As IDTSLogging 
Dim transaction As Object 
Dim returnValue As DTSExecResult 

returnValue = instance.Execute(connections, _
    variableDispenser, events, log, transaction)

public override DTSExecResult Execute(
    Connections connections,
    VariableDispenser variableDispenser,
    IDTSComponentEvents events,
    IDTSLogging log,
    Object transaction
)

public:
virtual DTSExecResult Execute(
    Connections^ connections, 
    VariableDispenser^ variableDispenser, 
    IDTSComponentEvents^ events, 
    IDTSLogging^ log, 
    Object^ transaction
) override

abstract Execute : 
        connections:Connections * 
        variableDispenser:VariableDispenser * 
        events:IDTSComponentEvents * 
        log:IDTSLogging * 
        transaction:Object -> DTSExecResult  
override Execute : 
        connections:Connections * 
        variableDispenser:VariableDispenser * 
        events:IDTSComponentEvents * 
        log:IDTSLogging * 
        transaction:Object -> DTSExecResult

public override function Execute(
    connections : Connections, 
    variableDispenser : VariableDispenser, 
    events : IDTSComponentEvents, 
    log : IDTSLogging, 
    transaction : Object
) : DTSExecResult

參數

• connections
  型別：Microsoft.SqlServer.Dts.Runtime.Connections
  A Connections collection for the task.

• variableDispenser
  型別：Microsoft.SqlServer.Dts.Runtime.VariableDispenser
  A Variables collection for the task.

• events
  型別：Microsoft.SqlServer.Dts.Runtime.IDTSComponentEvents
  An IDTSComponentEvents interface to raise events.

• log
  型別：Microsoft.SqlServer.Dts.Runtime.IDTSLogging
  An IDTSLogging interface.

• transaction
  型別：System.Object
  The transaction object that the task is part of. This value can be nullnull 參考 (在 Visual Basic 中為 Nothing).

傳回值

型別：Microsoft.SqlServer.Dts.Runtime.DTSExecResult
A value from the DTSExecResult enumeration.

請參閱

參考

ExpressionTask 類別

Microsoft.SqlServer.Dts.Tasks.ExpressionTask 命名空間