The database layer sits on the bottom.
数据库层在最下面。
In contrast, sizing the database layer is relatively easy.
与前两层的情况相反，数据库层的规模评估相当容易。
The database layer is used for storage of all application data.
数据库层用于存储所有应用程序数据。
Many applications nowadays design their database layer as stored procedures.
如今，很多应用程序的数据库层都设计为存储过程。
I don't want that my User Interface layer to depend directly on the DataBase layer.
我不想让我的用户界面层直接依赖于database层。
In the database layer, a data warehouse based on relational storage mechanism is used.
数据库层采用了基于关系型存储的数据仓库。
Next, you create a data source in the WebSphere Process Server to connect to the database layer.
接下来，在WebSphereProcessServer中创建数据源，以连接到数据库层。
They are database layer, data view layer, control layer, data analysis layer and alternation layer.
系统包括五个层次结构：数据库层、数据视图层、控制层、数据分析层、交互层；
The traditional context of the data cleansing pattern is the database layer, which is where it is most often applied.
数据清理模式的传统上下文是数据库层，经常将数据清理模式应用到此层。
Objects created in the Database Layer namespace of the target model are automatically generated and should not be altered.
在目标模型的Database Layer命名空间中创建的对象是自动生成的，不应加以修改。
This means you can get all the benefits of typical SQL join queries without the burden of predefining their relationships in the database layer.
这意味着您能够获得典型的SQL联合查询的所有好处，但又不需要在数据库层预定义它们的关系。
For example, measure aggregation and calculations can be passed to the database layer for processing rather than having Transformer process them.
例如，度量指标汇总和计算可以传递到数据库层进行处理，而不是在Transformer中处理。
The three-layered architecture model partition the information system into the client present layer, application service layer and database layer.
该体系结构模型将系统划分为客户端表示层、应用服务层、数据层。
The logic layer is responsible for the data processing, and it locates between view layer and database layer providing the data for the view layer.
业务层处理数据，业务层处于表示层和数据库层的中间，提供表示层所需的数据，它实际的角色是表示层和数据层的中介。
It works as a database layer within AJAX 'ed Web applications. You can create, read, edit and delete data, use loops, sort them and use advanced queries.
在使用了AJAX的程序中，可以用作数据库层，可以创建，读取，编辑，删除数据，使用循环，排序以及高级查询。
This mode partitions the software into four development layers: view controlling layer, business logic layer, database accessing layer and database layer.
该模式将软件分为四个开发层：界面控制层、业务逻辑层、数据库接口层和数据库层。
If you use third-party mapping tools to do the mapping, then your application is tied to that tool, creating a tight coupling between the domain layer and database layer.
如果使用第三方映射工具进行映射，则应用程序将绑定到该工具，从而在领域层和数据库层之间形成了紧密耦合。
Some errors (such as TransactionRollbackException) are difficult to locate; removing the database layer from the equation lets you hone in on the actual problem more quickly.
有些错误(如TransactionRollbackException)难以定位；从综合体中除去数据库层让您更快地找出真实的问题。
The system structure is a multilayer system structure with five layers. They are user interactive layer, system program interface layer, mining core service layer, data access layer, database layer.
系统使用五层体系结构，分别为：用户交互层，系统编程接口层，挖掘核心服务层，数据库访问层，数据库。
For quick prototyping efforts it is acceptable to combine the database access in the view layer, compromising the strict separation of data from view.
为了快速开发原型，将数据库访问合并到视图层，打破数据与视图严格分离的限制，这是可以接受的。
Since composite applications may have different views of the data, there needs to be a way of providing data variability at the database schema layer.
由于组合应用程序可能具有不同的数据视图，因此需要能够在数据库模式层提供数据可变性。
It typically involves application layer porting, and database objects migration.
这通常涉及应用程序层移植和数据库对象迁移。
A persistence framework is used to move data to and from the database in the application layer.
持久性框架用来在应用程序层和数据库之间来回移动数据。
Frameworks can also help beginners to build more stable apps by ensuring proper database interaction and coding on the presentation layer.
这些框架还通过确保正确的数据库操作以及只在表现层编程的方式帮助初学者创建稳定的程序。
The DAO layer has strong database cohesion.
dao层具有强大的数据库内聚力。
The second step of the resources indexing plug-in creation is implementing the database manipulation layer.
创建资源索引插件的第二步是实现数据库操纵层。
A tablespace is a logical layer between the database and the container objects that actually hold the data.
表空间是数据库与实际容纳数据的容器对象之间的逻辑层。
The Business Layer does not have any direct communication with the database - this is all handled by the Data Access Layer.
业务层和数据库没有任何通讯-这些有数据访问层处理。
The Business Layer does not have any direct communication with the database - this is all handled by the Data Access Layer.
业务层和数据库没有任何通讯-这些有数据访问层处理。
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