The methods and properties you have seen so far all operate in object context.
到目前为止，所看到的方法和属性都在对象上下文中进行操作。
This can cause late detection that the callback was not running in the correct object context (for example, incorrect object instance variable values).
这有可能会导致对回调是否运行在正确的对象上下文内的检测滞后(例如，对象实例变量的值不正确)。
Changes made to objects are tracked by the object context.
对对象所做的更改是由对象上下文跟踪的。
Object Services caches changes to objects in the object context.
对象服务在对象上下文中缓存对对象的更改。
Defines a relationship between two attached objects in an object context.
在物件内容中，定义两个所附加物件之间的关联性。
Entity keys are used to perform identity resolution in the object context.
实体键用于在对象上下文中执行标识解析。
Objects Services enables you to attach existing objects directly to an object context.
使用对象服务能够将现有对象直接附加到对象上下文。
Persists all updates to the data source and resets change tracking in the object context.
将所有更新保存到数据源并重置对象上下文中的更改跟踪。
Defines relationships between an object and a collection of related objects in an object context.
在物件内容中，定义物件与相关物件之集合之间的关联性。
Any property changes made to objects in the object context are overwritten by the data source values.
数据源值会重写在对象上下文中对对象所做的任何属性更改。
Object Services persists data objects in memory and enables you to add, modify, and delete objects within an object context.
对象服务将数据对象保存在内存中，您可以在对象上下文中添加、修改和删除对象。
Object Services enables you to manage the size of the object context by detaching objects to release resources when they are no longer needed.
使用对象服务，可以通过在不再需要对象时分离对象以释放资源来管理对象上下文的大小。
Object Services enables you to explicitly manage the connection used by an object context and provide your own connection for the object context.
使用对象服务可以显式管理对象上下文使用的连接，以及为对象上下文提供您自己的连接。
If the object were simply attached to an object context at the server, updates would be lost or the operation would fail if the object was already in the object context.
如果对象只是简单地附加到服务器上的对象上下文中，更新将丢失；或者如果对象已在对象上下文中，操作将失败。
This method has the dual purpose of allowing objects in the object context to be refreshed with data from the data source, and being the mechanism by which conflicts can be resolved.
此方法具有两种用途，一种是允许使用数据源中的数据刷新对象上下文中的对象，另一种是作为解决冲突的机制。
How to: Manage Data Concurrency in the Object Context (Entity Framework).
如何：在对象上下文中管理数据并发性(实体框架)。
How to: Manage Data Concurrency in the Object Context (Entity Framework).
如何：在对象上下文中管理数据并发性(实体框架)。
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