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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

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;
}

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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