A review of common Web architectures and the role of application servers and middleware in today's enterprise Web architectures.

概述常见的Web体系结构以及应用服务器和中间件在当今企业Web体系结构中的作用。

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It's great that you have freedom of choice in the parts and plumbing (back-end database, Web UI, middleware), but this means you have to make sure they work well together.

最好可以自由选择各个组件(后端数据库、Web UI、中间件，等等)，但是这意味着您必须确保这些组件可以一起很好地工作。

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Web services are the best middleware choice for getting EAI applications to communicate with one another.

Web服务是使得EAI应用程序能够互相传递信息的最好的中间件。

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And rather than envision some sort of uber developer, who understands big data, web performance optimization, application middleware, and fault tolerance in a massively distributed environment, we need operations specialists on the development teams.

FORBES: DevOps: What It Is And Where It Came From

Such "middleware" software is in high demand as businesses move more tasks onto the Web, but competition has held down prices.

FORBES: Oracle Offers A Lot, BEA Wants More