Using enterprise beans removes the need for duplicated application code and reduces the effort spent writing database control logic.
使用企业bean除去了重复的应用程序代码需要，也减少了在编写数据库控制逻辑上所做的工作。
This reduces the total programming effort by removing duplicated code in the application and by reducing the amount of effort spent in writing database control logic.
通过去除应用中的重复代码，减少编写数据库控制逻辑的工作，这种方案降低了总的编程量。
Finally, did some research in data storage, actualized database control based on virtual instrument technology, achieved browse and printing of the report forms.
最后对数据存储进行研究，利用虚拟仪器技术实现对数据库的各种操作，直到实现报表的浏览和打印。
To perform many of its operations, Oracle Enterprise Manager Database Control (Database Control) submits structured query language (SQL) statements to the database.
为执行许多的操作，数据库控制台向数据库提交sql语句。
This reduces the total programming effort by reducing the amount of effort spent in writing database control logic, while ensuring the consistency and validity of the data.
这不仅省去了编写数据库控制逻辑的工作量，同时也保证了数据的一致性与正确性，从而降低了总的编程量。
Loss of user identity: Some enterprises prefer to know the identity of all users accessing the database for access control purposes.
用户身份的丢失：有些企业想知道访问数据库的所有用户的身份，以便进行访问控制。
A backup of a database is a database copy, together with control information, ready to be restored in the event of a failure.
数据库的备份是数据库的副本以及一些控制信息，在出现故障的情况下，可以随时用它进行恢复。
The underlying Data layer illustrates how the business data is kept in a separate database instance under full control of the application.
底层的数据层说明了如何在应用程序的完全控制下，在单独的数据库实例中保存业务数据。
You use the user account to control activities performed in the database.
您使用用户帐户控制数据库中执行的活动。
With optimistic concurrency control, the database manager releases the row or page locks immediately after a read operation.
通过使用乐观并发控制，数据库管理器在完成读操作之后可以立即释放行或页锁。
In DB2, the database can be created using the database creation command or using the control center tool.
在DB 2中，可以使用数据库创建命令或使用控制中心工具创建数据库。
Loss of end-user identity: Enterprises need to know the identity of the actual user accessing the database for access control purposes.
最终用户身份丢失：为了进行访问控制，企业需要了解实际访问数据库的用户的身份。
Configuration parameter SQLTRACE is used to control the default tracing behavior when the database server starts.
使用配置参数SQLTRACE控制在数据库服务器启动时的默认跟踪行为。
This may be accomplished by scripting all changes to the database and checking them into source control.
这可以通过定制所有数据库的改变和检验源代码控制实现。
Backup in DB2 is a database copy, together with control information, ready to be restored in the event of a failure.
DB 2中的备份是一个数据库以及控制信息的副本，可以用于恢复错误事件。
Perhaps you need to access an existing inventory control system, a legacy customer database, or a mainframe-based security access control service.
或许您需要访问现有的库存控制系统、旧的客户数据库或基于大型机的安全性访问控制服务。
Automatic storage is a feature that allows DB2 to control database growth without having to preset any specific sizes for the database or the tablespace containers.
自动存储这个特性使DB 2可以自动控制数据库增长，而不必预先为数据库或表空间容器设置任何特定的大小。
Locking is the mechanism that the database manager USES to control concurrent access to data in the database by multiple applications.
锁定是数据库管理器用来控制多个应用程序并发访问数据库中数据的机制。
This array holds various options that control how the database is exported, as well as the output mode.
此数组中保存了控制数据库导出方式的各种选项以及输出模式。
After making sure that you can use the BUFFPAGE parameter in the database configuration to control the buffer pool size, set it to a proper value.
确保可以使用数据库配置中的BUFFPAGE参数来控制缓冲池大小之后，将该参数设置成合适的值。
One set of control tables is needed for each federated target database.
每个联邦目标数据库都需要一组控制表。
Once all required database objects and packages are created, use group membership and group privileges to control access to the created database objects and packages.
创建好所有必需的数据库对象和包之后，使用组成员关系和组特权来控制对所创建的数据库对象和包的访问。
Over time, the DBA's ability to control database performance has eroded, or at least become much harder, as additional layers emerge in the application stack.
随着时间的推移，DBA控制数据库性能的权力越来越少了，或者至少更难获得控制权力，因为应用程序结构中添加了其他层。
It is a general-purpose component that writes data from a text CAS into tables in a relational database under the control of an XML configuration file.
它是一个通用组件，用于在XML配置文件的控制下将来自文本CAS 的数据写入关系数据库表中。
To give each user control of their own database objects, a database administrator could explicitly create a schema for each user.
要想让每个用户能够控制他们自己的数据库对象，数据库管理员可以为每个用户显式地创建一个模式。
For example, rather than giving an application exclusive control over an entire table, the DB2 database manager can give an application exclusive control over a specific row in a table.
例如，DB 2数据库管理器可以让应用程序独占地控制表中的特定行，而不是让该应用程序独占地控制整个表。
Specify the administrative DN, which not subject to access control or restrictions for operations on this database.
指定管理DN，它不用于访问控制或限制数据库的操作。
NET DataGrid control; and edit, apply or undo changes in these database tables.
以及编辑、应用或撤销在这些数据库表中进行的修改。
Database quality control and statistical sampling.
数据库质量控制和统计抽样。
To do an online table space and database level backup using the Control Center, follow these steps.
要使用ControlCenter来执行联机表空间级和数据库级备份，请执行这些步骤。
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