在数据逻辑方法中，返回值是一个对象或与方法签名相匹配的值。
In a data logic method, the return value is an object or value that matches the method signature.
业务层也可以称为中间层或数据逻辑层，是应用程序的脉搏。
The business layer also can be called the intermediate layer or the data logic layer, the pulse of the application program.
掌握固体数据逻辑，数字IO及模拟IO 的相关知识。
Solid digital logic, digital IO , and analog IO knowledge are required.
这种思路同样应用于其他的系统元素，例如那些支持业务逻辑或数据逻辑的元素。
The same thinking can be applied to other system elements, such as elements supporting business logic or data logic.
有关使用CRUD方法和数据逻辑方法的详细信息，请参阅 使用场景部分。
See the Usage Scenarios section for further details on working with both CRUD methods and data-logic methods.
如果上面的检查得到了在WSDL中的正确级别嵌入的有效模式，会将该模式复制到数据逻辑树中。
If the above checks result in a valid schema being found embedded in the WSDL at the correct level, the schema is copied to the output logical tree.
如果用户想利用存储过程在CMPbean中开发数据逻辑方法，必须将该方法定义为抽象方法。
If you want to develop a data logic method in a CMP bean that USES a stored procedure, you must define this method as an abstract method.
本文针对这一问题，建立了一套可使得RCM 的分析过程更为标准和全面调用的数据逻辑结构模型。
This paper establishes a data logical structure model, which can make the RCM analysis process more standard and comprehensive.
可以包装数据逻辑和业务规则，以便用户可以仅通过开发人员和数据库管理员打算使用的方式访问数据和对象。
Data logic and business rules can be encapsulated so that users can access data and objects only in ways that developers and database administrators intend.
我们已经完成并测试了该电子商务程序中产品浏览部分的应用和数据逻辑，现在我们需要实现他的HTMLUI界面。
We've finished implementing and testing the application + data logic for the product browsing section of our e-commerce application. Now we need to implement the HTML UI for it.
每个Bean都是同一个基本Account Bean的子类，包含四个基本CRUD方法，另有一个自定义查找程序、一个选择方法和多个数据逻辑方法。
Each bean is a subclass of the same basic Account bean, containing the four basic CRUD methods, plus a custom finder, a select method, and multiple data-logic methods.
如果userdefinedpushdownmethodsimpl类中的数据逻辑方法抛出异常，用户可以在方法内部定义并创建一个与异常具有相同类型的实例。
If a data logic method in the UserDefinedPushDownMethodsImpl class throws an exception, you can define and create an instance of the same type of exception inside the method.
在WebSphereBusinessIntegrationServerFoundationV5.1发布之前，用户可以在会话bean或数据逻辑方法中使用存储过程。
Prior to WebSphere Business Integration Server Foundation V5.1, you could either use stored procedures in a session bean or in a CMP data logic method.
尽管XML在内部存储为层次化格式，但逻辑上，在数据库表中，它似乎存储在CLOB或BLOB中。
Although internally the XML is stored in a hierarchical format, logically in the database table it appears to be stored in a CLOB or BLOB.
这通常意味着必须将授权规则嵌入到应用程序本身的数据访问逻辑之中。
This typically means that the authorization rules have to be embedded into the data access logic of the application itself.
它包括概念数据建模和逻辑数据建模的概念。
It includes the concepts of conceptual and logical data modeling.
这样，就可以防止错误数据进入业务逻辑。
Therefore, it keeps invalid data from entering the business logic.
我个人倾向于将所有的数据访问逻辑封装到这个类中。
Personally I like the idea of keeping all the data access logic encapsulated in that class.
调用处理程序类是处理所有数据验证逻辑的地方。
The invocation handler class is where all of the data validation logic is handled.
本系列的第4部分概述了SOA中概念数据建模和逻辑数据建模的作用。
Part 4 in this series Outlines the role of conceptual and logical data modeling within SOA.
执行逻辑数据库备份，将数据和逻辑定义从数据库提取到一个文件。
Perform logical database backups as they extract data and logical definitions from the database to a file.
JSON帮助分离了验证数据和逻辑。
消息部分的传输破坏与否取决于数据的逻辑视图。
The breaking of a transmission into message parts depends on the logical view of the data.
然而，对于直接耦合方法，数据访问逻辑与应用程序逻辑相互交织，从而很难重用、跟踪和修改数据访问逻辑。
However, with the direct coupling approach, the data access logic is interwoven with the application logic, making it hard to reuse, keep track of, and to modify.
数据访问逻辑与应用程序逻辑相互交织，从而很难重用数据访问逻辑和跟踪该逻辑，以及修改该逻辑。
The data access logic is interwoven with application logic, which makes it hard to reuse the data access logic, as well as to keep track of it, and to modify it.
表现逻辑、业务逻辑和数据访问逻辑掺杂在一起导致脆弱的设计，这样很难在不破坏原 有设计的基础上做出变动。
The presentation logic, business logic and data access logic were all clubbed together thus leading to fragile design which is hard to change without breaking.
这种模式和分区能够实现数据的逻辑分离，而名称空间则能够实现XML 数据的逻辑分离。
The schema and partition provide logical separation of data for databases and namespace provide logical separation of data for XML.
数据架构包括概念、逻辑和物理数据模型及其元数据模型。
The data architecture includes conceptual, logical and physical data models and its metadata models.
数据架构包括概念、逻辑和物理数据模型及其元数据模型。
The data architecture includes conceptual, logical and physical data models and its metadata models.
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