介绍了软件产品管理工具系统的开发环境、系统功能、数据库结构和数据库要求等。
This paper introduces the development environment, system function, database structure and database requirements of management tool system of software production.
传统的内存数据库要求内存数据库能容纳全部外存数据库，因此没有数据装入的问题。
The traditional MMDB assumes that the entire database is stored in volatile main memory, so there is no trouble of data loading.
如果用户发现很难像数据库要求的那样提前定义信息，是否存在可行的存储和检索系统的替代方案呢？
If users find it hard to define their information in advance as databases require, is there an alternative storage and retrieval system that might work well for them?
如，数据库要求网络ID长度不超过8个字符，但是，我们也会加强我们的业务规则，要求网络ID的长度必须不小于6位字符。
For example, the database requires that network IDs not exceed eight characters in length, but we'll also enforce our business rule that a network ID must be no fewer than six characters in length.
改革派人士还希望移民归化局建立一个数据库，以在这些签证持有人被要求离开该国的时候，监控他们是否真的离开了。
Reformers also want to see the INS set up a database to monitor whether visa holders actually leave the country when they are required to.
这就要求数据库的适应性要达到一个新层次。
可能的原因是业务需求或特性功能发生了变化，因此也要求更改数据库架构。
There might be changes in business requirements or feature functionality that require changes to the database schema as well.
当选定数据库选项时，接下来的屏幕要求提供连接信息。
When you pick the database option, the next screen requests your connection information.
通常情况下，在一个数据库表中修改数据要求与不同位置的其他类型的数据库保持数据同步。
Quite often, modifying data in one database table requires a data synchronization with other types of databases that are in different locations.
但是最简单的数据库并不要求使用所有允许的类型，通常只需要保存数值型、字符型和日期(或时间)数据。
But most simple databases don't require the full range of allowed types, and often they need to store only numerical, character, and date or time data.
如果用户在备份完成之前要求访问数据库，您能调整备份策略吗？
Can you adapt your backup strategy if users demand access to the database before a backup completes?
如果很多片段与数据库记录的相似百分比超过要求，就从TM数据库中提取译文。
Translations are extracted from TM databases when a number of fragments above the required similarity percentage match database entries.
因为大多数数据库对数据库对象名称的字符和字符长度有要求，所以在为物理模型中的数据对象命名时，常常使用缩写。
Since most databases have requirements on characters and character length of database object names, abbreviations are usually used when naming data objects in physical models.
这是因为，随着芯片性能的增长，用户对应用程序和数据库的要求也越来越高了。
This is because users have been taking advantage of these gains to drive applications and databases that require yet more power.
持续可用性要求数据库引擎随时可用，没有可觉察的停机时间。
Continuous availability demands that the database engine be available for processing with no perceivable downtime.
以后的某个时候，DBA可能希望创建一个新的表来分隔应用程序数据，但这仅仅是一个逻辑和语义需求，不是数据库的要求。
At some point in the future, the DBA may want to create a new table for separation of application data, but this is strictly a logical and semantic requirement and is not required by the database.
这些修改要求都是围绕生产数据库的一个模式进行的。
The change request focuses around a single schema in the production database.
写事务要求提交的数据库更改被持久化，即使出现故障时也是如此。
Write transactions require that committed database changes be persisted even in the event of a failure.
惟一的要求是要启动数据库管理器。
The only requirement is for the database manager to be started.
除了满足容量需求外，使用多个数据库还出于正当理由，比如要求对某些高度安全的租户使用加密的数据库。
There can be legitimate reasons to have multiple databases besides just for the capacity, such as the demand for an encrypted version of the database for certain high-security tenants.
同步方法要求数据库软件与专门化的HA 软件紧密集成，以产生一个 HA集群。
The synchronous method involves tight integration of the database software with specialized HA software to produce a HA cluster.
一个很重要的近期开发是有了为近实时和嵌入式环境优化的数据库，该环境要求微秒级的响应时间以及非常高的可用性。
An important recent development has been databases that are optimized for near-real-time and embedded environments, where microsecond response times and very high availability are required.
复制之前，两个数据库之间没有“谱系”要求。
There are no lineage requirements between the two databases prior to replication.
这将弹出另一个新的窗口，它显示数据库连接的属性，并要求您输入用户名。
This will bring up a new window, with the database connection properties, and you will be asked to enter a user name.
只要在源和目的数据库中都支持您所要求的源和目的域，该导入工具就将支持它。
As long as the source and destination fields you require are available in both the source and destination, the import tool will support it.
假定应用程序里面有一个偶然性的错误(例如一个发布数据库连接的失败)要求应用程序服务器每个月重启一次。
Assume the application will have an occasional bug in it (e.g. a failure to release database connections) that requires the application server to be restarted once a month.
他们还会被迫寻找一名数据库管理员，要求他将图表和用户数据库恢复到其升级之前的状态。
They also recall the embarrassment that ensued when they were forced to call a database administrator to ask for the schema and user databases to be restored to their pre-upgrade state.
您可以要求DB 2压缩数据库备份。
Slice不要求任何的数据库模式的变更。
构建多租户数据库的要求包括。
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