Delen via


IConventionForeignKey.SetIsRequired(Nullable<Boolean>, Boolean) Method

Definition

Sets a value indicating whether the principal entity is required. If true, the dependent entity must always be assigned to a valid principal entity.

public void SetIsRequired (bool? required, bool fromDataAnnotation = false);
public bool? SetIsRequired (bool? required, bool fromDataAnnotation = false);
abstract member SetIsRequired : Nullable<bool> * bool -> unit
abstract member SetIsRequired : Nullable<bool> * bool -> Nullable<bool>
Public Sub SetIsRequired (required As Nullable(Of Boolean), Optional fromDataAnnotation As Boolean = false)
Public Function SetIsRequired (required As Nullable(Of Boolean), Optional fromDataAnnotation As Boolean = false) As Nullable(Of Boolean)

Parameters

required
Nullable<Boolean>

A value indicating whether the principal entity is required.

fromDataAnnotation
Boolean

Indicates whether the configuration was specified using a data annotation.

Returns

The configured requiredness.

Applies to