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OdbcParameter.IsNullable Property

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

Namespace:  System.Data.Odbc
Assembly:  System.Data (in System.Data.dll)

public override bool IsNullable { get; set; }

Property Value

Type: System.Boolean
true if null values are accepted; otherwise false. The default is false.

Implements

IDataParameter.IsNullable
IDataParameter.IsNullable

Null values are handled using the DBNull class.

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

public void CreateOdbcParameter() 
{
   OdbcParameter parameter = new OdbcParameter("Description", OdbcType.VarChar, 88);
   parameter.IsNullable = true;
   parameter.Direction = ParameterDirection.Output;
}

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1
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