SetNull Método

Assigns nullNothingnullptrunites una referencia NULL (Nothing en Visual Basic). to a buffer column.

Espacio de nombres:  Microsoft.SqlServer.Dts.Pipeline
Ensamblado:  Microsoft.SqlServer.PipelineHost (en Microsoft.SqlServer.PipelineHost.dll)

Sintaxis

'Declaración
Public Sub SetNull ( _
    columnIndex As Integer _
)
'Uso
Dim instance As PipelineBuffer
Dim columnIndex As Integer

instance.SetNull(columnIndex)

public void SetNull(
    int columnIndex
)

public:
void SetNull(
    int columnIndex
)

member SetNull : 
        columnIndex:int -> unit 

public function SetNull(
    columnIndex : int
)

Parámetros

• columnIndex
  Tipo: System. . :: . .Int32
  The index of the column in the buffer row.

Comentarios

The SetNull method assigns null Nothing nullptr unit es una referencia NULL (Nothing en Visual Basic). to the buffer column specified by the columnIndex parameter.

This method works with the DT_NULL data type in Integration Services.

You can use the SetNull method to insert a null value into a column of any type except for the BLOB data types:

• DT_IMAGE

• DT_NTEXT

• DT_TEXT

For a complete list of Integration Services data types and the corresponding Get and Set methods of the PipelineBuffer class to use with each type, see Trabajar con tipos de datos del flujo de datos.

Vea también

Referencia

PipelineBuffer Clase

Espacio de nombres Microsoft.SqlServer.Dts.Pipeline