PipelineBuffer.SetNull Method

Assigns nulla null reference (Nothing in Visual Basic) to a buffer column.

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


Public Sub SetNull ( _
    columnIndex As Integer _
Dim instance As PipelineBuffer
Dim columnIndex As Integer

public void SetNull(
    int columnIndex
void SetNull(
    int columnIndex
member SetNull : 
        columnIndex:int -> unit 
public function SetNull(
    columnIndex : int


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


The SetNull method assigns nulla null reference (Nothing in 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 Working with Data Types in the Data Flow.