Partilhar via


Método PipelineBuffer.SetNull

Assigns nulluma referência nula (Nothing no Visual Basic) to a buffer column.

Namespace:  Microsoft.SqlServer.Dts.Pipeline
Assembly:  Microsoft.SqlServer.PipelineHost (em Microsoft.SqlServer.PipelineHost.dll)

Sintaxe

'Declaração
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
)

Parâmetros

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

Comentários

The SetNull method assigns nulluma referência nula (Nothing no 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:

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 Trabalhando com tipos de dados no fluxo de dados.

Consulte também

Referência

PipelineBuffer Classe

Namespace Microsoft.SqlServer.Dts.Pipeline