However, overlooked is the far more important question: Why have multiple data centers?
然而，一个更重要的问题被忽视了：为什么有多个数据中心呢？
Consolidation of data between multiple applications.
统一多应用系统间的数据。
When viewing a report, the user may want to sort the data on multiple criteria.
当查看一个报告时，用户可能希望根据多个条件对数据进行排序。
External participants may access and update master data through multiple delivery channels.
外部参与者可以通过多个渠道访问和更新主数据。
Most businesses have multiple problems to solve with their data.
大多数公司都要通过他们的数据来解决多重问题。
Full annotations have multiple data members.
完整注释有多个数据成员。
Duplicating of data access logic between multiple services.
在多个服务间复制数据存取逻辑。
Third, it is difficult to support multiple roles and still maintain data integrity.
第三，很难在支持多个角色的同时仍维护数据完整性。
Q: I want to run multiple data centers.
问：我想要运行多个数据中心。
The XC10 appliance can store multiple data grids.
XC10设备可以存储多个数据网格。
Does multiple data occur at the same level?
多个数据出现在同一层上吗？
SELECT statements often return multiple rows of data.
select语句经常会返回多行数据。
The data Transfer Object (DTO) pattern is used to package multiple data structures into one.
用数据传输对象(DTO)模式将多个数据结构封装成一个。
SELECT statements normally return multiple rows of data.
select语句通常返回多行数据。
Many applications require the ability to access multiple data sources.
许多应用需要访问多个数据源。
This is known as SIMD (single instruction, multiple data), or data parallelism.
这种技术称为SIMD(单指令，多数据)或数据并行。
Scenario 1: Aggregation of data from multiple sources.
场景1：来自多个来源的数据聚合。
Some Web applications require users to enter multiple data for the same property or object.
某些Web应用程序要求用户为同一个属性或对象输入多个数据。
Merge data from multiple sources
合并来自多个源的数据
Use the transformer to join the data from multiple stages
使用转换器连接来自多个stage的数据
In the Windows world, a file can have multiple sets of data associated with it.
在Windows世界中，文件可以拥有多个与之相关的数据集。
The input feeds can contain data from multiple sources.
输入的feed可以包含来自多个数据源的数据。
An analyst can build link diagrams and manage data from multiple data sources.
分析师可以建立连接图，管理来自多个数据源的数据。
Applications then may need to access data from these multiple tables.
于是应用程序需要从多个这样的表中访问数据。
Many applications must be able to access multiple data sources.
许多应用程序必须能够访问多个数据源。
Will product data be in multiple languages?
产品数据是否应用多种语言？
Using nicknames, you can also define a view that references data from multiple data sources.
通过昵称，还可以定义引用来自多个数据源的数据的视图。
The framework must be flexible enough to handle multiple data sources.
框架必须具有足够的灵活性来处理多个数据源。
What if you need to collect data from multiple third-party servers?
如果需要从多个第三方服务器收集数据时，又该怎么办？
Information: Managing multiple data sources and harvesting business value from the data.
信息：管理多个数据源并从数据获取商业价值。
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