By David S. Linthicum

"Enterprise software Integration" offers an enticing advent to the $64000 subject of EAI (Enterprise program Integration).

EAI performs a key function in lots of companies throughout many eventualities (for instance, imposing an firm software and/or integrating the applied sciences of an got company), so this e-book covers a massive topic.

This ebook as a complete is orientated in the direction of technologically-savvy participants, yet a number of sections of the booklet, similar to the assurance of "what is EAI" should still attract, and be of serious worth to, a large viewers.

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The Elusive Enterprise API Because the EAI problem is not a new one, there have been attempts at solving it for years. 13). While the all-enterprise API might seem like a wonderful idea "on paper," the difficulties in actually creating such a creature are immense. The first step-and arguably the easiest one-would be to get every organization in the enterprise to agree that such an API would be a good idea. Then, a layer of 52 abstraction must be created between the API and all the enabling technologies that exist within the environment.

In these situations, it may make more sense to rebuild the application from the first line of code. The prospect of rebuilding from the first line of code up is a prospect most organizations shy away from. It is the reason they integrate applications using other, less sophisticated approaches such as user interface-level and data-level EAI mechanisms. Application Wrapping An even more sophisticated option is application wrapping. 15). Put another way, application wrapping requires going through the entire application and exposing its business processes as methods within a distributed object standard such as CORBA or COM.

Adabas provides a nested relational structure. It supports the relational database model to an extent, as well as document storage and retrieval. Working with Data-Level EAI The difficulty with data-level EAI is the large scope of integrating various databases within the enterprise. The initial desire and tendency is to solve all the integration woes of an enterprise at the same time by integrating all databases that need to 35 communicate. However, given the complexity and difficulty in accomplishing this desired end, it is better to move forward in a clear, paced manner.

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