OdbcParameter.IsNullable Property

Definition

Gets or sets a value that indicates whether the parameter accepts null values.

public:
 property bool IsNullable { bool get(); void set(bool value); };
[System.ComponentModel.Browsable(false)]
public bool IsNullable { get; set; }
member this.IsNullable : bool with get, set
Public Property IsNullable As Boolean

Property Value

true if null values are accepted; otherwise false. The default is false.

Attributes

Examples

The following example creates an OdbcParameter and sets some of its properties.

Public Sub CreateOdbcParameter()  
   Dim parameter As New OdbcParameter("Description", OdbcType.VarChar, 88)  
   parameter.IsNullable = True  
   parameter.Direction = ParameterDirection.Output  
End Sub  
public void CreateOdbcParameter()   
{  
   OdbcParameter parameter = new OdbcParameter("Description", OdbcType.VarChar, 88);  
   parameter.IsNullable = true;  
   parameter.Direction = ParameterDirection.Output;  
}  

Remarks

Null values are handled using the DBNull class.

Applies to

See also