FlockDB是一个实时的、分布式的数据库。
数据访问的事务处理中间件主要用于分布式的数据库访问的事务处理，采用两阶段提交技术。
Data access oriented transaction-processing middleware is used for distributed database transaction processing, which USES two-phase commit.
即利用集中和分布式的数据库结构对机群作战分布交互式仿真系统的数据库进行了优化设计，减少了网络数据流量。
Namely, using the centralized and distributed database design optimizes the configuration of simulation database of Air fleet fighting dis system and reduces network flux.
但是对于分布式数据库，每个源可能使用单独的机制。
But with distributed databases, each source may use a separate mechanism.
在参与分布式查询的所有数据库中，各种数据类型必须定义有相同的层次结构和类型转换。
The distinct data types must have exactly the same hierarchy and casts defined in all databases participating in the distributed queries.
一个更可升级的解决方案一般使用一个数据库，或者其他分布式资源来保存映射信息。
A more scalable solution would likely use a database or other distributed resource to hold the mapping information.
我们也不使用分布式事务，因为让应用依赖于多个数据库会降低客户端实际的可用性。
We also don't use distributed transactions because making an application dependent upon multiple databases brings down the effective availability of the client.
可在访问处于多个服务器实例中的数据库的子句中包含分布式查询。
You can have distributed queries inside the using clause that access databases on more than one server instance.
难题在于以单个分布式事务怎样在ERP和CRM数据库中完成两个帐户的创建。
The challenge is on how to complete the creation of the two accounts in the ERP and the CRM databases as a single distributed transaction.
保存动态、分布式、层次的和有状态信息要求一个不同的基础设施，它不是以关系数据库为中心的。
Storing stateful information that is dynamic, distributed and hierarchical requires a different infrastructure that is not relational database centric.
分布式事务——两个或更多事务资源(比如，两个单独的数据库)之间的ACID事务。
Distributed transaction — an ACID transaction between two or more independent transactional resources (for example, two separate databases).
这全部基于CouchDB的复制能力，我发现这种能力甚至在可伸缩分布式CouchDB数据库外部仍然有用。
This is all built on top of CouchDB replication abilities, which I have found useful even outside of scaling distributed CouchDB databases.
一个运行在JBoss应用服务器上的分布式J2EE服务器应用，从各个代理处接收清单和指标数据并将之保存至数据库。
A distributed J2EE server application running on top of the JBoss application server receives inventory and metric data from agents and stores it in a database.
例如，在分布式平台中，使用映射-规约模式加上内存数据库；在System Z中，进行联合部署以实现对企业数据的访问。
For example, on distributed platforms, map-reduce coupled with in-memory databases; on System Z, co-deploy for access to enterprise data.
分布式事务也支持保存点，前提是事务处理的是已登录数据库，并且所涉及的服务器的版本为11.50 .xC 3或更高版本。
Savepoints are also supported in distributed transactions as long as the transaction is dealing with logged databases and all the participating servers are at version 11.50.xc3 or higher.
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.
Web服务除需要传统的分布式和数据库事务模型所提供的行为之外，还需要有灵活的、可扩展的机制来对请求和输出结果进行控制。
Web services require a flexible and extensible mechanism for controlling requests and outcomes in addition to the behavior offered by traditional distributed and database transaction models.
它是一个分布式的内存缓存系统，Facebook(包含其他很多网站)用它作为Web服务器和MySQL服务器之间的缓存层(因为数据库访问相对比较慢)。
It's a distributed memory caching system which Facebook (and a ton of other sites) use as a caching layer between the web servers and MySQL servers (since database access is relatively slow).
参与分布式事务的数据库。
通过使用Kylix3和DataSnap来构建基于来自DB 2UDB数据库中的数据的分布式应用程序，可以提供更大的安全性和更好的性能，同时也更易于维护。
Using Kylix 3 and DataSnap to build distributed applications based on data from the DB2 UDB databases offer greater security, performance, and easier maintenance.
在基本的分布式环境中，对于资源(文件、打印机、数据库，等等)的访问是通过资源管理器(应用程序服务器)进行管理的。
In a fundamental distributed environment, access to a resource (whether a file, printer, database, etc.) is managed by resource managers (application servers).
联邦数据库系统的用户可以对存储在联邦系统中任意位置的数据进行分布式查询，不管自己的位置在哪里，也不管数据源使用的是哪种SQL方言。
Users of a federated database system can pose distributed queries over data stored anywhere in the federated system, regardless of its location or the SQL dialect of the data source.
在数据库之间移动数据——将数据从一个数据库移动到另一个数据库的应用程序需要使用分布式事务。
Moving data between databases — an application moving data from one database to another requires a distributed transaction.
作为分布式网络的高级形式，网格计算通过专门的软件将服务器、数据库和应用程序连接起来，成为一个“单一的”大型系统。
An advanced form of distributed networking, grid computing links servers, databases, and applications into a "single" large system via specialized software.
这允许使用DB 2信息集成产品集对IMS数据库及其他数据库进行分布式的通用访问。
This allows distributed common access to IMS databases (and other databases) using the DB2 Information Integration product set.
本文介绍了使用ObjectGrid的几种模式之一：作为内存分布式数据库。
This article described one of several patterns for using ObjectGrid: as an in-memory distributed database.
分布式关系数据库体系结构(distributed relation database architecture,DRDA)是用于客户机与服务器之间通信的常见协议，它由RuntimeClient提供。
Distributed relation database architecture (DRDA) is the common protocol used for communication between the client and the server, and is provided by the Runtime client.
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.
如果您有一个将处理两个参与数据库的分布式事务(Distributed Transaction)，您就可以用诸如[100,1]的描述符表示一个数据库，用诸如[100,2]的描述符表示另一数据库。
If you would have a Distributed Transaction that handles two participating databases you could have a descriptor for one database something like [100, 1] and for the other database like [100, 2].
如果您有一个将处理两个参与数据库的分布式事务(Distributed Transaction)，您就可以用诸如[100,1]的描述符表示一个数据库，用诸如[100,2]的描述符表示另一数据库。
If you would have a Distributed Transaction that handles two participating databases you could have a descriptor for one database something like [100, 1] and for the other database like [100, 2].
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