IConventionForeignKey.SetDeleteBehavior 方法

参考

定义

命名空间:: Microsoft.EntityFrameworkCore.Metadata

程序集:: Microsoft.EntityFrameworkCore.dll

包:: Microsoft.EntityFrameworkCore v3.0.0

包:: Microsoft.EntityFrameworkCore v3.1.0

包:: Microsoft.EntityFrameworkCore v5.0.0

包:: Microsoft.EntityFrameworkCore v6.0.0

包:: Microsoft.EntityFrameworkCore v7.0.0

包:: Microsoft.EntityFrameworkCore v8.0.0

包:: Microsoft.EntityFrameworkCore v9.0.0

Source:: IConventionForeignKey.cs

Source:: IConventionForeignKey.cs

Source:: IConventionForeignKey.cs

Source:: IConventionForeignKey.cs

Source:: IConventionForeignKey.cs

重要

一些信息与预发行产品相关，相应产品在发行之前可能会进行重大修改。对于此处提供的信息，Microsoft 不作任何明示或暗示的担保。

设置一个值，该值指示在删除主体或断开关系时如何将删除操作应用于关系中的依赖实体。

public void SetDeleteBehavior (Microsoft.EntityFrameworkCore.DeleteBehavior? deleteBehavior, bool fromDataAnnotation = false);

public Microsoft.EntityFrameworkCore.DeleteBehavior? SetDeleteBehavior (Microsoft.EntityFrameworkCore.DeleteBehavior? deleteBehavior, bool fromDataAnnotation = false);

abstract member SetDeleteBehavior : Nullable<Microsoft.EntityFrameworkCore.DeleteBehavior> * bool -> unit

abstract member SetDeleteBehavior : Nullable<Microsoft.EntityFrameworkCore.DeleteBehavior> * bool -> Nullable<Microsoft.EntityFrameworkCore.DeleteBehavior>

Public Sub SetDeleteBehavior (deleteBehavior As Nullable(Of DeleteBehavior), Optional fromDataAnnotation As Boolean = false)

Public Function SetDeleteBehavior (deleteBehavior As Nullable(Of DeleteBehavior), Optional fromDataAnnotation As Boolean = false) As Nullable(Of DeleteBehavior)

参数

deleteBehavior: Nullable<DeleteBehavior>

一个值，该值指示删除主体或断开关系时如何将删除操作应用于关系中的依赖实体。

fromDataAnnotation: Boolean

指示是否使用数据注释指定配置。

返回

Nullable<DeleteBehavior>

配置的行为。

适用于