步骤1：准备DB 2数据库环境。
也支持其他主要的数据库环境和应用程序。
Other major database environments and applications are also supported.
分区数据库环境中的MQT优于昵称限制。
Restrictions on MQTs over nicknames in a partitioned database environment.
图1说明了分区数据库环境中的DB 2架构。
Figure 1 illustrates the DB2 architecture in a partitioned database environment.
用于分区数据库环境的服务器辅助客户机重路由
Server assisted client reroute for partitioned database environments
图1展示了包含3个数据库环境的健康摘要。
Figure 1 shows the health summary for a three-database environment.
它提供了安全可靠的数据库环境，最适用于联机事务处理。
Best suited for online transaction processing, it provides secure and reliable database environment.
当然，从来不直接对商业关系数据库环境中视图定义主键。
Of course, primary keys are never defined directly against views in a commercial relational database environment.
对于数据库环境，启用异步I/O的确可以起到帮助作用。
Turning on asynchronous I/O really helps in database environments.
图1展示了Perl环境如何与数据库环境进行交互？
Figure 1 shows how the Perl environment interfaces with a database environment.
在配置可用于数据库环境之前，必须先设计数据库模式。
Before a configuration can be used in a database context, the database schema must already be designed.
本文通过Saxon演示了数据库环境外部的XQuery的使用。
This article demonstrates the use of XQuery outside database environments using Saxon.
还可以采用另一可选方法来设置到64位DB 2数据库环境的连接。
An alternate method can also be employed to set up connectivity to the 64-bit DB2 database environment.
它可以保持其层次化性质，同时利用关系数据库环境的功能和稳定性。
It proudly maintains its hierarchical heritage, even while exploiting the power and stability of the relational database world.
在任何数据库环境中，死锁检测对于应用程序并发性都是很重要的。
Deadlock detection is important in any database environment for application concurrency.
希望在下一次数据库环境中出现问题时，您将能够利用此工具迅速解决该问题。
And hopefully, the next time a problem arises in your database environment, you'll be able to take advantage of this tool to resolve the problem quickly.
Slice将OpenJPA扩展用于一个分布式的、水平分区的数据库环境。
Slice extends OpenJPA for a distributed, horizontally partitioned database environment.
这些脚本设置对数据库环境的访问，允许实例所有者执行db 2udb命令。
These scripts set up access to the database environment and allow the instance owner to execute DB2 UDB commands.
一旦理解了ETL过程，你可以在其他的数据库环境中应用相同的过程。
Once you understand the ETL process, you can apply the same process to other database environments.
HealthCenter显示数据库环境的整体状态以及当前的所有警报。
The Health Center shows the overall state of the database environment and all of its current alerts.
使用Slice只需重新配置，一个应用程序就可以升级到一个分区的数据库环境。
An application can upgrade to a partitioned database environment using Slice by reconfiguration only.
db2pdbc：它处理来自远程节点的并行请求。(只用于分区数据库环境中)。
Db2pdbc: Handles parallel requests from remote nodes (used only in a partitioned database environment).
请参考“分区数据库环境中的MQT优于昵称限制”，了解关于如何处理该限制的提示。
Please follow the "Restrictions on MQTs over nicknames in a partitioned database environment" for tips on how to work around this restriction.
简言之，配置必须要充分灵活以便能够适应用户的数据库环境，否则您的代码将得不到使用。
In short, your configuration must be flexible enough to adapt to the consumer's database environment, or your code will not be used.
然而，优化决策是各种属性的复杂函数，这些属性包括数据库环境、查询特征以及数据本身。
However, optimization decisions are a complex function of various attributes, including the database environment and query characteristics, as well as the data itself.
本节将依次就这些可配置的策略详细介绍Slice与分布式数据库环境相关的运行时行为。
This section will elaborate runtime behavior of Slice pertaining to a distributed database environment in terms of these configurable policies.
用于准备DB 2数据库环境的部分脚本(下面步骤1中介绍的)包含的代码显示在清单3中。
Part of the script that you use to prepare the DB2 database environment (described in Step 1 below) contains the code shown in Listing 3.
HADR可以在发生硬件、网络或软件故障或者自然灾害时，尽可能减少对数据库环境的影响。
HADR provides an excellent solution for minimizing the impact on a database environment when hardware, network, or software malfunctions or natural disasters occur.
在分区数据库环境中，每个数据库可以在一个不同的数据库分区服务器上有它的编目分区。
Each database in a partitioned database environment can have its catalog partition on a different database partition server.
在分区数据库环境中，每个数据库可以在一个不同的数据库分区服务器上有它的编目分区。
Each database in a partitioned database environment can have its catalog partition on a different database partition server.
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