SaveOptions 枚举

定义

指定在调用 SaveChanges(SaveOptions) 方法时对象上下文的行为。Specifies the behavior of the object context when the SaveChanges(SaveOptions) method is called.

此枚举有一个 FlagsAttribute 属性,允许按位组合成员值。

public enum class SaveOptions
[System.Flags]
public enum SaveOptions
type SaveOptions = 
Public Enum SaveOptions
继承
SaveOptions
属性

字段

AcceptAllChangesAfterSave 1

在保存更改后,调用 AcceptAllChangesAfterSave 方法,该方法会在 ObjectStateManager 中重置更改跟踪。After changes are saved, the AcceptAllChangesAfterSave method is called, which resets change tracking in the ObjectStateManager.

DetectChangesBeforeSave 2

在保存更改之前,调用 DetectChanges() 方法,使用 ObjectStateManager 中的数据同步附加到对象上下文的对象的属性值。Before changes are saved, the DetectChanges() method is called to synchronize the property values of objects that are attached to the object context with data in the ObjectStateManager.

None 0

保存更改,不调用 DetectChanges()AcceptAllChangesAfterSave 方法。Changes are saved without the DetectChanges() or the AcceptAllChangesAfterSave methods being called.

适用于