Hidden Anatomy of Backend Applications: Data Dependencies

In previous articles (here and here) we’ve looked at backend applications from non-traditional angle. Such a look enabled us to see processing patterns which are inherent to backend applications and don’t depend on used tools, languages and frameworks. This article focuses on yet another ubiquitous processing pattern which present in virtually any backend application.

It should not be a surprise that almost every backend entry point requires some data to generate response. It might be as simple as constant string or as complex as…