Bagikan melalui

IConventionForeignKey.SetDeleteBehavior Metode

  • Referensi

Definisi

Ruang nama:
Microsoft.EntityFrameworkCore.Metadata
Rakitan:
Microsoft.EntityFrameworkCore.dll
Paket:
Microsoft.EntityFrameworkCore v3.0.0
Paket:
Microsoft.EntityFrameworkCore v3.1.0
Paket:
Microsoft.EntityFrameworkCore v5.0.0
Paket:
Microsoft.EntityFrameworkCore v6.0.0
Paket:
Microsoft.EntityFrameworkCore v7.0.0
Paket:
Microsoft.EntityFrameworkCore v8.0.0

Mengatur nilai yang menunjukkan bagaimana operasi penghapusan diterapkan ke entitas dependen dalam hubungan saat prinsipal dihapus atau hubungan terputus.

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)

Parameter

deleteBehavior
Nullable<DeleteBehavior>

Nilai yang menunjukkan bagaimana operasi penghapusan diterapkan ke entitas dependen dalam hubungan ketika prinsipal dihapus atau hubungan terputus.

fromDataAnnotation
Boolean

Menunjukkan apakah konfigurasi ditentukan menggunakan anotasi data.

Mengembalikan

Nullable<DeleteBehavior>

Perilaku yang dikonfigurasi.

Berlaku untuk