这个类存储共享内存标识符。
清单5是一个使用这些类存储和检索数据的示例。
Listing 5 shows an example of using these classes to store and retrieve data.
第二大类存储模式是通过简单的查询接口访问结构化的数据集。
A second large category of storage patterns were satisfied by access to simple query interface into structured datasets.
在我们的零售示例中，业务层类存储在下列SQLserver表中。
In our retail example, the business-layer classes are stored in the following SQL Server tables.
下表显示了以上两类存储的数据生命周期以及在相关的实例与存储设备上所采取的操作。
The following table illustrates the data life cycle of the two types of storage and the actions taken on a related instance and the storage device.
UserBean类存储了有关应用程序的已认证用户的信息，如用户名、全名和电子邮件地址。
The UserBean class stores information about the application's authenticated users, such as user name, full name, and E-mail address.
为了提高XML数据查询处理效率，提出对XML数据结点采用标签聚类存储，同时结点路径信息存储在位向量中。
To improve XML data query, all nodes are clustered based their labels, and path information of each node is kept in bit vectors.
如这些类的名称所示，Ro w类存储每个行的对象，而cell类用于储存每个行的单元格的内容，见下面的清单3。
As the names of these classes suggest, the row class holds objects for a single row, and a cell class, shown in the code below (Listing 3), is for a content of a cell in a row.
上下文是一个用户定义的名称，它在缓存中创建一个分区，这个JVM装载的所有类都存储在这个分区中。
The context is a user-defined name that creates a partition in the cache into which all of the classes loaded by that JVM are stored.
当多个JVM在同一台机器上运行时，这将减少存储类数据所需的物理内存量。
This reduces the amount of physical memory required to store class data when multiple JVMs run on the same machine.
移植策略要求预定义存储类。
存储类与设备管理器直接相关。
Storage class has direct association with the device manager.
一个设备管理器可指派给多个存储类。
因为示例连接器无法提前知道专用属性的存在，所以不在全局条目类中存储它们的属性描述。
Because the example connector cannot know about the existence of the ad-hoc properties ahead of time, it does not store their property descriptions in the global item class.
多个存储类可指派给一个移植策略。
Multiple storage classes can be assigned to a migration policy.
会看到许多类，代表主要的存储模型。
You'll see many classes that represent the domain model for the store.
threadlocal类充当存储或检索一个值时的间接句柄。
Ref; it ACTS as an indirect handle for storing or retrieving a value.
task类包含存储在任务列表中的任务的信息(请看清单4)。
A task class contains information about the tasks that are stored in the task list (see Listing 4).
Pixie现在就知道您的类是可存储的。
Pixie will now know that your class is capable of being stored.
接下来，将一个String字段添加到entry类，以存储filename，如清单9所示。
Next, add a String field to the Entry class to store the filename, as shown in Listing 9.
大多数标准api类都存储在core . jar和vm . jar文件中，因此建议您首先对着两个文件进行AOT编译。
The majority of the standard API classes are stored in the core.jar and vm.jar files, so we recommend that you AOT-compile these two files as a starting point.
这些类是否存储了所有的数据信息且其中没有或者只有很少的行为信息？
Do these classes store all the data information and have none or little behavior information in them?
它可有一个或多个存储系统及存储类。
It can have one or more storage systems and storage classes.
由于存储系统和存储类之间存在关联，因此对象将根据移植策略中设置的规则移动到指定存储系统中。
Since there is an association between storage system and storage class, objects will move along the designated storage system according to the rule set in migration policy.
某些存储库，尤其是那些没有真正项目类的存储库，没有这种限制。
Some repositories, particularly those without true item classes, do not have this restriction.
存储组包含多个存储系统和存储类。
Storage group contains multiple storage systems and storage classes.
请注意，存储类指定的是媒体类型，而非对象将存储到的实际位置。
Note that storage class specifies the type of media, not the actual location where an object will be stored.
一个存储类仅能有一个设备管理器，可指派给一个存储系统。
A storage class can only have one device manager and can be assigned to one storage system.
由于移植策略和组是工作站集合必需的字段，因此移植策略本身是存储类，而存储组包含存储系统。
As migration policy and group are the required fields for workstation collection, in migration policy itself is the storage classes, whilst storage group contains the storage system.
由于移植策略和组是工作站集合必需的字段，因此移植策略本身是存储类，而存储组包含存储系统。
As migration policy and group are the required fields for workstation collection, in migration policy itself is the storage classes, whilst storage group contains the storage system.
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