通过

ReferenceReferenceBuilder<TEntity,TRelatedEntity>.OnDelete 方法

  • 参考

定义

命名空间:
Microsoft.EntityFrameworkCore.Metadata.Builders
程序集:
Microsoft.EntityFrameworkCore.dll
包:
Microsoft.EntityFrameworkCore v2.0.3
包:
Microsoft.EntityFrameworkCore v2.1.11
包:
Microsoft.EntityFrameworkCore v2.2.6
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 v1.0.6
包:
Microsoft.EntityFrameworkCore v1.1.6

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.ReferenceReferenceBuilder<TEntity,TRelatedEntity> OnDelete (Microsoft.EntityFrameworkCore.DeleteBehavior deleteBehavior);
override this.OnDelete : Microsoft.EntityFrameworkCore.DeleteBehavior -> Microsoft.EntityFrameworkCore.Metadata.Builders.ReferenceReferenceBuilder<'Entity, 'RelatedEntity (requires 'Entity : null and 'RelatedEntity : null)>
Public Overridable Function OnDelete (deleteBehavior As DeleteBehavior) As ReferenceReferenceBuilder(Of TEntity, TRelatedEntity)

参数

deleteBehavior
DeleteBehavior

要执行的操作。

返回

ReferenceReferenceBuilder<TEntity,TRelatedEntity>

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.ReferenceReferenceBuilder<TEntity,TRelatedEntity> OnDelete (Microsoft.EntityFrameworkCore.Metadata.DeleteBehavior deleteBehavior);
override this.OnDelete : Microsoft.EntityFrameworkCore.Metadata.DeleteBehavior -> Microsoft.EntityFrameworkCore.Metadata.Builders.ReferenceReferenceBuilder<'Entity, 'RelatedEntity (requires 'Entity : null and 'RelatedEntity : null)>
Public Overridable Function OnDelete (deleteBehavior As DeleteBehavior) As ReferenceReferenceBuilder(Of TEntity, TRelatedEntity)

参数

deleteBehavior
DeleteBehavior

要执行的操作。

返回

ReferenceReferenceBuilder<TEntity,TRelatedEntity>

同一生成器实例，以便可以链接多个配置调用。

适用于