Intelligently design a relational or federated database.
智能化设计关系或联邦数据库。
Approach 1 requires that the target database is configured as federated database.
方法1要求目标数据库被配置为联邦数据库。
The code page of the XML data will be the federated database code page (Unicode).
XML数据的代码页即是联邦数据库的代码页(Unicode)。
Nicknames are created in the federated database to identify data source tables and views.
昵称是在联邦数据库内创建的，用于标识数据源表和视图。
Server attributes on the federated database store the characteristics of each data source.
联邦数据库的服务器属性存储着各数据源的特征。
This involves creating a data source definition to point to your DB2 II federated database.
这需要创建一个指向DB 2II联邦数据库的数据源定义。
Update data in relational data sources, as if the data is stored in the federated database.
更新关系数据源中的数据，就好像数据存储在联邦数据库中一样。
DB2 Connect comes with a base level of federated database capabilities built into the product.
DB 2Connect附带了一个内建的基础级联邦数据库功能。
In general, the trusted mode provides better performance if the federated database is not partitioned.
通常，如果联邦数据库不是分区的，受信任模式可以提供更好的性能。
Federation customers can now integrate the new XML data in the native XML storage into the federated database.
联邦技术的用户现在可以将原生xml存储内的新XML数据集成到联邦数据库内。
The client's user ID and password for accessing the federated database is mapped to a remote user ID and password.
客户端用于访问联邦数据库的用户ID和密码映射为远程用户ID和密码。
Once an application is connected to the federated database, it can access all authorized objects in the federated system.
一旦应用程序连接到联合数据库，就能访问联合数据库中的所有已授权对象。
Correlate data from local tables and remote data sources, as if all the data is stored locally in the federated database.
整合来自本地表和远程数据源的数据，就好像这些数据是本地存储在联邦数据库中。
Then, we'll look at some real-time inconsistencies that can occur between the federated database and the sources it federates.
然后，我们来看一下联邦数据库和它所联邦的源之间出现的实时不一致性。
The federated database relies on server attributes to ensure that the capabilities of each data source are properly exploited.
联邦数据库依靠服务器属性来确保各数据源的功能得到了合理利用。
To do so, it initializes the Hibernate environment and opens a Session, which wraps a JDBC connection to the federated database.
程序首先初始化Hibernate环境并打开一个Session，后者包装了到联邦数据库的JDBC连接。
After you register the wrapper libraries with the federated database, each data source must be identified to the system as a server.
向联邦数据库注册了包装器库之后，每个数据源都必须被系统识别为一个服务器。
Information about the column definitions, index, and statistics for a nickname is stored in the DB2 federated database system catalogs.
关于列定义、索引以及昵称统计信息的信息存储在DB 2联邦数据库系统编目中。
After you register a data source's tables in the federated database, you can reference them as easily as you would reference local tables.
在联邦数据库内注册了数据源的表之后，即可轻松引用它们，就像引用本地表一样。
Just as in local tables, all the data registration steps described above store the information in the DB2 federated database system catalogs.
与本地表一样，上面描述的所有数据注册步骤都将信息存储在DB 2联邦数据库系统编目中。
With a federated database, you can use a single SQL statement that joins data from multiple data sources, including the federated database itself.
凭借联邦数据库，您可以使用单独一条sql语句连接来自多个数据源的数据，包括联邦数据库本身。
To process the query, the DB2 query compiler consults information in the DB2 federated database system catalog and the data source wrapper modules.
为了处理该查询，DB 2查询编译器查阅DB 2联邦数据库系统编目中的信息以及数据源包装器模块中的信息。
The federated database simply takes the SQL statement, translates it into valid Oracle syntax and passes it onto the Oracle database for processing.
联邦数据库提取sql语句，将它转换成有效的oracle语法，并传递到Oracle数据库上进行处理。
Modifying the deployment descriptor of the enterprise application archive (.ear) to reference the WebSphere Information Integrator federated database.
修改企业应用程序归档(. EAR)的部署描述符，以便引用WebSphereInformation Integrator联邦数据库。
The SQL within the T-ETL job refers to pre-defined nicknames that exist within the federated database, rather than the actual source tables themselves.
T-ETL 作业中的SQL引用联邦数据库中预定义的昵称，而不是实际的源表。
In other words, when you deploy DB2 connect servers on Linux, Windows, and UNIX servers, you can create a federated database that an application can connect to.
换句话说，当您在Linux、Windows和UNIX服务器上部署了DB 2Connect服务器时，就可以创建一个联邦数据库，并且应用程序可以连接到这个联邦数据库。
The origins of the enterprise data bus can be traced back to the federated database technology - virtualization of access to disparate databases in the enterprise.
企业数据总线的起源可以追溯到数据库联邦技术——虚拟化存取企业中的异种数据库。
Next, we created and refreshed the MQTs in the federated database and we ran the workload again to measure the execution times for the queries that are routed to the MQTs.
接下来，我们在联邦数据库中创建并刷新了MQT，我们再次运行工作负载以度量将路由到 MQT的查询的执行时间。
If the user ID and password you use to connect to the federated database are the same as those you use to access the remote data source, you do not need to create a user mapping.
如果用于连接到联邦数据库的用户ID和密码与用于访问远程数据源的用户ID和密码相同，那么不需要创建用户映射。
Other components include a database that ACTS as the federated database, one or more data sources, and clients (users and applications) that access the database and data sources.
其他组件包括一个作为联邦数据库的数据库，一个或多个数据源，以及访问数据库和数据源的一些客户端(用户和应用程序)。
应用推荐