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ReferenceCollectionBuilder.IsRequired(Boolean) Method

Definition

Configures whether this is a required relationship (i.e. whether the foreign key property(s) can be assigned null).

public virtual Microsoft.EntityFrameworkCore.Metadata.Builders.ReferenceCollectionBuilder IsRequired (bool required = true);
abstract member IsRequired : bool -> Microsoft.EntityFrameworkCore.Metadata.Builders.ReferenceCollectionBuilder
override this.IsRequired : bool -> Microsoft.EntityFrameworkCore.Metadata.Builders.ReferenceCollectionBuilder
Public Overridable Function IsRequired (Optional required As Boolean = true) As ReferenceCollectionBuilder

Parameters

required
Boolean

A value indicating whether this is a required relationship.

Returns

The same builder instance so that multiple configuration calls can be chained.

Applies to