This tip starts with a simple description of the problem: defining a composite database key.
本技巧从问题的简单的描述开始：定义组合数据库键。
This is a key, similar to a database key structure that identifies a particular cache entry as unique.
这是一个键值，如同数据库里的键结构，唯一地标识每一个高速缓存条目。
With the launch of the application, a global database key is generated and stored in the keychain.
随着应用程序的启动，生成一个全局数据库密钥并存储在钥匙串中。
You can store any extra data you want, e. g. a database key pointing to a particular row in the database.
你可以存储任何额外的数据，如数据库键指向一个特定的数据库中的行。
This identifier, most often a database key, can be generated and sent to the client as one of the URL parameters.
这个标识符(通常是数据库键)能够作为该url参数之一而生成并发送到客户机。
Finally, the function and database key problems of Distribution fault detection, islation and restoration system is presented.
最后，提出了故障处理系统的功能模型和数据库设计结构，以及故障处理系统的实现方式。
If you extract records from a database to create the XML documents, you can transfer the database key directly to the key attribute of the address_rec element.
如果您从一个数据库提取一些记录来创建XML文档，您可以将数据库键直接传输到address_rec元素的key属性。
The table must match the definition of your attributes; for example, the primary database key for the equations table must be the primary key of the Persistent class as well.
表必需与属性定义匹配，例如，等式表的主数据库键必须也是 Persistent类的主键。
The database is another key area that you should examine when looking into performance-related issues.
数据库是您在考虑性能相关问题时应该检查的另一个重要方面。
In the SSL properties, verify that the location of the key repository matches your key database name and location.
在ssl属性中，确认密钥存储库的位置是否与您的密钥数据库名称和位置相符。
Also, before setting up replication in DB2, you will want to ensure that every database table has a primary key or unique index.
此外，在DB 2中创建复制之前，您会希望保证每一个数据库表都具有一个主键或惟一索引。
The key features of large database systems are consistency, high availability, and scalability.
大型数据库系统的主要特征是一致性、高可用性和可伸缩性。
Receive the server certificate into the server's key database.
接收进入服务器密钥数据库的服务器证书。
In a non-partitioned database, no partitioning key or partitioning map is required.
在一个非分区数据库中，不需要分区键或分区映射。
Simplicity is the key to ensuring good database storage design.
简单性是良好数据库存储设计的关键。
Accept the default key database type of CMS.
接受缺省的CMS密钥数据库类型。
The application USES entities with table identity or database sequence key generation.
应用程序使用带有表标识或数据库序列密钥生成器的实体。
This is how the queue manager is able to access the key database without human intervention.
这是队列管理器在没有人类干预的情况下访问密匙数据库的方式。
If the key database contains only self-signed certificates, there is no chance of matching multiple unintended certificates.
如果该密钥数据库仅包含自签名证书，就不可能匹配多个非预期证书。
Another section in the key database is the trust store and it contains all of the public keys of things that are trusted by the queue manager.
密钥数据库中的另一部分是信任存储区，它包含由该队列管理器信任的数据的所有公钥。
XML database support is a key element of the On Demand Operating Environment, providing storage and retrieval of XML data in IMS databases.
XML数据库支持是随需应变运行环境中的一个重要方面，它支持在IMS 数据库中存储和检索 XML数据。
Create a key database for the client and generate a certificate signing request (CSR).
为客户端创建密钥数据库并生成证书签名请求(CSR)。
High availability is a key requirement for critical database applications.
高可用性是重要数据库应用程序的关键需求。
The solution for this is simple and effective: remove the default certificate authorities from the key database.
这个问题的解决方案非常简单和有效：从密钥数据库中删除缺省的证书颁发机构。
Eventually, you might need a script to change the password of the key database, depending on the password expiry period used in your shop.
最后，您可能需要一个脚本来更改密匙数据库的密码，具体情况取决于您的公司的密码有效期限。
It USES a combination of the controller name, the closure name, and the database record's primary key to make each URI unique.
它综合使用了控制器名称、闭包名称以及数据库记录的主键以确保uri的惟一性。
Just as a city map is organized into sections using a grid, the database manager USES a partitioning key to determine the location (the database partition) where the data is stored.
就像城市地图按网格分成一些区一样，数据库管理器使用分区键来确定数据所存储在的位置(数据库分区)。
DB2 configuration for this workload is described, including some of the key database features and tuning recommendations.
还描述了针对该工作负载的DB2配置，其中包括一些关键的数据库功能和调优建议。
New administrative capabilities, including extensions to key database utilities.
新管理功能，包括关键数据库实用工具的扩展。
In the latter case, to maintain uniqueness of the database-generated primary key in a multi-database environment, one of the slices is designated to generate these keys.
在后者的情况下，为了维护多数据库环境内由数据库生成的主键的惟一性，这些片中必须有一个片被指定用来生成这些键。
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