NavigationBuilder<TSource,TTarget>.IsRequired(Boolean) 方法

定义

命名空间:

Microsoft.EntityFrameworkCore.Metadata.Builders

程序集:

Microsoft.EntityFrameworkCore.dll

包:

Microsoft.EntityFrameworkCore v8.0.0

配置是否需要此导航。

public virtual Microsoft.EntityFrameworkCore.Metadata.Builders.NavigationBuilder<TSource,TTarget> IsRequired (bool required = true);

override this.IsRequired : bool -> Microsoft.EntityFrameworkCore.Metadata.Builders.NavigationBuilder<'Source, 'arget (requires 'Source : null and 'arget : null)>

Public Overridable Function IsRequired (Optional required As Boolean = true) As NavigationBuilder(Of TSource, TTarget)

参数

required

Boolean

一个 值，该值指示是否需要导航。

返回

NavigationBuilder<TSource,TTarget>

同一生成器实例，以便可以链接多个配置调用。