ReferenceCollectionBuilder<TPrincipalEntity,TDependentEntity>.OnDelete 方法

定义

重载

OnDelete(DeleteBehavior)

配置在删除主体或断开关系时应用于关系中依赖实体的操作。

OnDelete(DeleteBehavior)

配置删除主体或断开关系时如何对关系中的依赖实体应用删除操作。

OnDelete(DeleteBehavior)

配置在删除主体或断开关系时应用于关系中依赖实体的操作。

public virtual Microsoft.EntityFrameworkCore.Metadata.Builders.ReferenceCollectionBuilder<TPrincipalEntity,TDependentEntity> OnDelete (Microsoft.EntityFrameworkCore.DeleteBehavior deleteBehavior);
override this.OnDelete : Microsoft.EntityFrameworkCore.DeleteBehavior -> Microsoft.EntityFrameworkCore.Metadata.Builders.ReferenceCollectionBuilder<'PrincipalEntity, 'DependentEntity (requires 'PrincipalEntity : null and 'DependentEntity : null)>
Public Overridable Function OnDelete (deleteBehavior As DeleteBehavior) As ReferenceCollectionBuilder(Of TPrincipalEntity, TDependentEntity)

参数

deleteBehavior
DeleteBehavior

要执行的操作。

返回

同一生成器实例,以便可以链接多个配置调用。

适用于

OnDelete(DeleteBehavior)

配置删除主体或断开关系时如何对关系中的依赖实体应用删除操作。

public virtual Microsoft.EntityFrameworkCore.Metadata.Builders.ReferenceCollectionBuilder<TPrincipalEntity,TDependentEntity> OnDelete (Microsoft.EntityFrameworkCore.Metadata.DeleteBehavior deleteBehavior);
override this.OnDelete : Microsoft.EntityFrameworkCore.Metadata.DeleteBehavior -> Microsoft.EntityFrameworkCore.Metadata.Builders.ReferenceCollectionBuilder<'PrincipalEntity, 'DependentEntity (requires 'PrincipalEntity : null and 'DependentEntity : null)>
Public Overridable Function OnDelete (deleteBehavior As DeleteBehavior) As ReferenceCollectionBuilder(Of TPrincipalEntity, TDependentEntity)

参数

deleteBehavior
DeleteBehavior

要执行的操作。

返回

同一生成器实例,以便可以链接多个配置调用。

适用于