Through entity-relational mapping tool to relational database mapping data into a target to achieve the object-oriented manner in order to operate the database.
通过实体关系映射工具将关系型数据库的数据映射成对象，实现了以面向对象方式操作数据库。
This means, most likely, that over the coming months OpenJPA will become integrated with Geronimo, eventually replacing the currently integrated database mapping technology, Tranql.
这意味着，很可能在未来的几个月里，OpenJPA将与Geronimo集成，最终取代目前的集成数据库映射技术Tranql。
Each time a user enters the geographic details for a particular network to create the network-to-location mapping in the central database, it counts as a vote.
每当一名用户为一个特定网络输入详细地理信息以在中央数据库中创建网络到位置的映射时，即将其计为一次投票。
We also added a class mapping database.
我们还增加了一个类映射数据库。
The last mapping we need is between the finder methods and the result rows in the database.
最后我们需要在查找器方法与数据库中的结果行之间建立映射。
To see exceptions generated by using the improper mapping, create a database in the vender software of your choice, then set the current backend ID value as instructed above to the incorrect value.
为了看到使用不正确映射时抛出的异常，需要在您选择的厂商的软件上创建一个数据库，然后根据上面描述的把当前的后端ID设置为不正确的值。
But when you can design the database schema explicitly for your application, you often don't need a mapping framework.
但是当您能为应用程序显式地设计数据库模式时，您通常不需要映射框架了。
Since we also have database tables, a meet-in-the-middle mapping is the most appropriate strategy.
由于我们已经拥有数据库表，所以中间相遇映射是最适合的策略。
This support in JDBC 4.0 means that XML can natively flow across the middle tier and the database without unnecessary mapping or performance overhead in both the database and the middle tier.
JDBC 4.0中的这个支持意味着：无需不必要的映射，XML就可以原生地在中间层和数据库之间流动，这也不会在数据库和中间层导致性能开销。
The metadata model is used to define EPCIS events and their mapping to the underlying database schema.
元数据模型用来定义EPCIS事件以及它们到底层数据库模式的映射。
For the DB2 database, the type mapping name is DB2.
对于DB 2数据库，该类型映射名就是DB2。
The IBM sales organization maintains an internal database of client-to-employee mapping, called client Transformation Project (CTP).
IBM销售部门维护有一个客户到员工的映射内部数据库，称为客户转换项目(CTP)。
However, if there was a previous top-down mapping against a different supported database, then any tables and data source created will be in that database.
然而，如果这里存在一个针对于受支持的不同数据库以前的一个自上而下的映射，这时创建的表和数据源都将在这个数据库中。
A more scalable solution would likely use a database or other distributed resource to hold the mapping information.
一个更可升级的解决方案一般使用一个数据库，或者其他分布式资源来保存映射信息。
There are three fundamental solutions for mapping inheritance into a relational database, and to understand them I will discuss the trade-offs of mapping the class diagram presented in Figure 1.
将继承映射到关系数据库中有三种基本解决办法，为更好地理解它们，我将讨论在图1中显示的映射类图表的优缺点。
The mapping process is cumbersome, even though most relational database vendors provide tools for it.
尽管大多数关系数据库厂商都提供了相关工具，但是映射过程非常繁琐。
This annotation performs the actual mapping between the class name and the table in the underlying database.
该标注执行类名与底层数据库表之间的实际映射。
This could be a thing as simple as a representation of a record in a database that consists of a mapping between column names and XML tags, where the element values in the XML contain the row values.
这可以像数据库中的记录表示形式一样简单，其中包括列名称与XML标记之间的映射，XML中的元素值包含行值。
Mapping of analysis results to columns in the database.
将分析结果映射到数据库的列上。
Mapping relationships to database foreign keys.
将关系映射到数据库外键。
Mapping for the first database.
为第一个数据库生成映射。
To generate the mapping for the first database.
为第一个数据库生成映射。
This program is used when installing or uninstalling an RPM to update the global class mapping database, and should be run in your RPM's % post and % postun sections.
当安装或者卸载一个RPM改变了全局类映射数据库时，我们将使用该程序，并且该程序应该运行在RPM的%post和% postun部分。
To do this, you should have database maps defined for your EJB to DDB mapping. When this is done.
要做到这一点，您应该拥有为从ejb到ddb的映射而定义的数据库映射。
In addition, you need to have EJB entity bean deployment descriptors and a mapping file and database schema.
此外，还需要有EJB实体bean部署描述符和一个映射文件及数据库模式。
Meet-in-the-middle mapping: matches existing enterprise beans with existing database tables.
中间相遇映射：将现有的企业bean与现有的数据库表相匹配。
With this new declarative style, SQLAlchemy is able to create a table in a database, create a class, and the mapping between the class and the table in one spot.
通过这种新的声明样式，SQLAlchemy能够在一步中创建一个数据库表、创建一个类以及类与表之间的映射。
Architected for teams of any size, Rational data Architect combines data modeling with mapping discovery and model and database analysis — all in a single, integrated tool.
为任何大小的团队建立构架，RationalDataArchitect通过映射发现和模型来集成数据建模，并进进行数据库分析——所有都在一个单一的工具中完成。
Architected for teams of any size, Rational data Architect combines data modeling with mapping discovery and model and database analysis — all in a single, integrated tool.
为任何大小的团队建立构架，RationalDataArchitect通过映射发现和模型来集成数据建模，并进进行数据库分析——所有都在一个单一的工具中完成。
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