第三步：给DataRow添加字段级验证。
Step 3: Adding Field-Level Validation to the DataRow classes.
应用程序级验证的优点如下。
The advantages of application-level validation are as follows.
应用程序级验证的缺点如下
The disadvantages of application-level validation are as follows
无法对给定的请求重写或关闭测试级验证规则。
There is no way to override or turn off a test-level validation rule for a given request.
换句话说，添加测试级验证规则是向每个请求添加相同规则的快捷方式。
In other words, adding a test-level validation rule is a shortcut for adding the same rule to every request.
一个结合了对剩余数据进行代码级验证的真正严格的模式也许不会留下可操纵的空间。
A really restrictive schema combined with code-level verification of the remaining data may leave you with no room to maneuver.
使用此方法，您可以完全加入windows域，其看上去像针对客户端的用户级验证。
You can fully join a Windows domain using this method, which looks just like user-level authentication to clients.
基于模块级验证的环境，设计了一种活芯BIOS结构，建立了“龙腾s2”的软件验证平台。
Devise a flexible BIOS structure to build "Longtuim S2" software validation platform with the help of the environment for the module level verification.
将所设计的多媒体移位器放到X微处理器中进行系统级验证，并对整个X微处理器多媒体部件进行系统级验证。
The design achieves the goal of higher speed and smaller area. 3. The multimedia unit including multimedia shifter in X microprocessor is verified in system level.
该系统已经成功地应用于DLX和LEON 2微处理器的体系结构级验证，应用结果表明了本文方法的有效性。
It has been successfully applied to the verification of DLX and LEON2 processor, and the experiment results have proved the validity of our method.
对于客户端，虽然此方法看上去像用户级验证，但是Samba联系通过passwordserver参数指定的服务器来进行实际的验证。
To a client, this method looks just like user-level authentication, but Samba contacts the server specified with the password server parameter to do the actual authentication.
采用域覆盖率衡量模块级验证工作的充分型，结果表明这种覆盖率相对于行覆盖率和路径覆盖率更能准确衡量验证工作的充分性和发现验证漏洞；
Domain method is adopted to measure block level verification quality, domain coverage metrics can find more verification holes, compared with line and path coverage metrics.
我们可以在数据集设计器(DataSet Designer)中看到已经存在的字段级验证，从某个DataTable中选择一个字段，然后在属性窗口中就可以找到了。
To see the existing field-level validation automatically provided, go to the DataSet Designer, select a field from one of the DataTables and then go to the Properties window.
可以在项目级关闭jsp验证，方法为右键单击该项目，然后选择属性。
You can turn off JSP validation at the project level by right clicking the project and selecting properties.
这一分级显示只包含你的验证点内的对象。
This hierarchical display includes only the objects in your verification point.
这一级有时又称作 “发后即忘”，原因是向目的地发送消息后并不验证消息的接收。
This level is sometimes called fire and forget because the message is sent to its destination without verification of receipt.
他们还负责验证像安全和服务水平协议这样的所有企业级需是否都被满足了。
They are also responsible for validating that all enterprise level requirements like Security and Service level Agreements are met.
如果在实例级选择 DATA_ENCRYPT身份验证方法，那么可以对客户机和服务器之间的网络通信进行加密。
The network communication between client and server can be encrypted if you choose DATA_ENCRYPT method of authentication at the instance level.
默认情况下，建立一个实例，它将使用用于所有实例级和连接级请求的一种身份验证类型。
By default, the instance is set up to use one type of authentication for all instance-level and connection-level requests.
验证数据：通过语句钩子可以在执行语句之前验证参数数据，从而为应用程序级的约束检查和数据验证提供机会。
Validate data: statement hooks let you validate parameter data before statement execution, providing the opportunity to do constraint check and data validation at the application level.
在尝试设置第三方驱动程序管理器时，您可以检查以下问题来验证常见的连接级问题。
You can verify common connect level problems by checking the following issues when you try to set up a third-party driver manager.
要进一步优化您每日构建验证策略的有效性，通过集中于将等待时间最小化来为每个失败划分优先级。
To further optimize the effectiveness of your daily build verification strategy, prioritize every failure with a focus on minimizing wait time.
在采用服务器级安全性时，可以把身份验证信息传递给另一个服务器。
Server-level security is a kind of security in which authentication can be passed to another server.
这个模型可以帮助您更早地预见加载优先级、U MF组织、验证、通知与日志记录方面的需求，从而简化项目开发。
This model can help you to envision the needs for loading priorities, UMF organization, validation, notification and logging early, thus simplifying the project.
这意味着您可以通过发送者（和接收者，如果必要的话）的MAC地址来验证信息的来源，额外提供了一级安全性。
This means that you can verify the source of the information by using the MAC address of the sender (and the recipient, if necessary), providing an additional level of security.
注意，AUTHENTICATION参数是在实例级上设置的，这意味着在相同实例中创建的数据库将使用共同的身份验证模式。
Note that the authentication parameter is set at the instance level, meaning that databases created in the same instance share the authentication mode.
我们曾经提到的策略“尽早并经常地测试代码”是一项为开发者提出的最佳实践，无论是在特性验证还是产品的验证(系统级)测试中。
A strategy we used to pursue the "test code early and often" best practice was to involve developers in both feature verification and product verification (system-level) testing.
数据库级的安全措施，包括身份验证和授权，也可以用于加强应用程序的安全性。
Database-level security measures including authentication and authorization might also be used to enhance application security.
数据库级的安全措施，包括身份验证和授权，也可以用于加强应用程序的安全性。
Database-level security measures including authentication and authorization might also be used to enhance application security.
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