DbColumn.AllowDBNull Property
Definition
Important
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Gets a nullable boolean value that indicates whether DBNull
values are allowed in this column, or returns null
if no value is set. Can be set to either true
or false
indicating whether DBNull
values are allowed in this column, or null
(Nothing
in Visual Basic) when overridden in a derived class.
public: property Nullable<bool> AllowDBNull { public:
Nullable<bool> get(); protected:
void set(Nullable<bool> value); };
public bool? AllowDBNull { get; protected set; }
member this.AllowDBNull : Nullable<bool> with get, set
Public Property AllowDBNull As Nullable(Of Boolean)
Property Value
Returns true
if DBNull
values are allowed in this column; otherwise, false
. If no value is set, returns a null reference (Nothing
in Visual Basic).
Applies to
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