ConventionModelExtensions.SetChangeTrackingStrategy 方法

參考

定義

命名空間:: Microsoft.EntityFrameworkCore

組件:: Microsoft.EntityFrameworkCore.dll

套件:: Microsoft.EntityFrameworkCore v3.0.0

套件:: Microsoft.EntityFrameworkCore v3.1.0

套件:: Microsoft.EntityFrameworkCore v5.0.0

重要

部分資訊涉及發行前產品，在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊，不做任何明確或隱含的瑕疵擔保。

設定要用於模型中實體的預設變更追蹤策略。此策略指出內容如何偵測實體類型實例的屬性變更。

public static void SetChangeTrackingStrategy (this Microsoft.EntityFrameworkCore.Metadata.IConventionModel model, Microsoft.EntityFrameworkCore.ChangeTrackingStrategy? changeTrackingStrategy, bool fromDataAnnotation = false);

public static Microsoft.EntityFrameworkCore.ChangeTrackingStrategy? SetChangeTrackingStrategy (this Microsoft.EntityFrameworkCore.Metadata.IConventionModel model, Microsoft.EntityFrameworkCore.ChangeTrackingStrategy? changeTrackingStrategy, bool fromDataAnnotation = false);

static member SetChangeTrackingStrategy : Microsoft.EntityFrameworkCore.Metadata.IConventionModel * Nullable<Microsoft.EntityFrameworkCore.ChangeTrackingStrategy> * bool -> unit

static member SetChangeTrackingStrategy : Microsoft.EntityFrameworkCore.Metadata.IConventionModel * Nullable<Microsoft.EntityFrameworkCore.ChangeTrackingStrategy> * bool -> Nullable<Microsoft.EntityFrameworkCore.ChangeTrackingStrategy>

<Extension()>
Public Sub SetChangeTrackingStrategy (model As IConventionModel, changeTrackingStrategy As Nullable(Of ChangeTrackingStrategy), Optional fromDataAnnotation As Boolean = false)

<Extension()>
Public Function SetChangeTrackingStrategy (model As IConventionModel, changeTrackingStrategy As Nullable(Of ChangeTrackingStrategy), Optional fromDataAnnotation As Boolean = false) As Nullable(Of ChangeTrackingStrategy)