The Storage Engine的意思|示意

With this storage engine, in the event of a media failure, all units of work since the last good backup is lost.

使用这种存储引擎，在发生介质故障时，自上次备份以来的所有工作都会丢失。

It provides some basic predicates for matching objects, but adapter authors are free to implement all or some of those that make sense to the storage engine.

它能够在对象匹配上做一些基本的猜测，适配器的开发者可以很自由地全部或者部分实现和存储引擎的交互。

The number of requests for a storage engine to roll back to a savepoint.

存储引擎回滚到一个保存点的请求。

The Entity Framework also includes a powerful mapping engine that allows developers to map the EDM schema to a relational database for actual storage.

NET实体框架还提供了一个强大的映射机制，让开发者能够很容易 地将EDM架构和实际的关系型数据库映射起来。

You define a pool of storage, which can be RAW, COOKED, or filesystem files or even a directory name (the engine will create and allocate new files on its own within those directories).

您定义了一个存储池，这可以是 RAW、COOKED 或文件系统文件，或者甚至是一个目录名（引擎将在这些目录内自己创建和分配新文件）。

Outsourcing the heavy lifting and data storage of your iPhone application to the cloud, through App Engine and Python, can be a very rewarding experience.

通过 App Engine 和 Python 将 iPhone 应用程序的繁重任务以及数据存储外包给 “云功能”，是一种非常有益的做法。