ReferenceOwnershipBuilder<TEntity,TRelatedEntity>.OnDelete 方法

定義

命名空間:

Microsoft.EntityFrameworkCore.Metadata.Builders

組件:

Microsoft.EntityFrameworkCore.dll

套件:

Microsoft.EntityFrameworkCore v2.2.6

設定刪除主體或中斷關聯性時，刪除作業如何套用至關聯性中的相依實體。

public virtual Microsoft.EntityFrameworkCore.Metadata.Builders.ReferenceOwnershipBuilder<TEntity,TRelatedEntity> OnDelete (Microsoft.EntityFrameworkCore.DeleteBehavior deleteBehavior);

override this.OnDelete : Microsoft.EntityFrameworkCore.DeleteBehavior -> Microsoft.EntityFrameworkCore.Metadata.Builders.ReferenceOwnershipBuilder<'Entity, 'RelatedEntity (requires 'Entity : null and 'RelatedEntity : null)>

Public Overridable Function OnDelete (deleteBehavior As DeleteBehavior) As ReferenceOwnershipBuilder(Of TEntity, TRelatedEntity)

參數

deleteBehavior

DeleteBehavior

要執行的動作。

傳回

ReferenceOwnershipBuilder<TEntity,TRelatedEntity>

相同的產生器實例，以便鏈結多個組態呼叫。