Propriété SystemDataType.AllowNulls
Gets the Boolean property that specifies whether the system data type allows null values.
Espace de noms : Microsoft.SqlServer.Management.Smo
Assembly : Microsoft.SqlServer.Smo (en Microsoft.SqlServer.Smo.dll)
Syntaxe
'Déclaration
<SfcPropertyAttribute(SfcPropertyFlags.None Or SfcPropertyFlags.Standalone Or SfcPropertyFlags.SqlAzureDatabase)> _
Public ReadOnly Property AllowNulls As Boolean
Get
'Utilisation
Dim instance As SystemDataType
Dim value As Boolean
value = instance.AllowNulls
[SfcPropertyAttribute(SfcPropertyFlags.None|SfcPropertyFlags.Standalone|SfcPropertyFlags.SqlAzureDatabase)]
public bool AllowNulls { get; }
[SfcPropertyAttribute(SfcPropertyFlags::None|SfcPropertyFlags::Standalone|SfcPropertyFlags::SqlAzureDatabase)]
public:
property bool AllowNulls {
bool get ();
}
[<SfcPropertyAttribute(SfcPropertyFlags.None|SfcPropertyFlags.Standalone|SfcPropertyFlags.SqlAzureDatabase)>]
member AllowNulls : bool
function get AllowNulls () : boolean
Valeur de propriété
Type : System.Boolean
A Boolean value that specifies whether the system data type allows null values.If True, the system data type allows null values.If False, the system data type does not allow null values.
Exemples
Utilisation des types de données
Voir aussi
Référence
Espace de noms Microsoft.SqlServer.Management.Smo