January 2018
Beginner to intermediate
312 pages
7h 22m
English
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Chapter 6Integrity and Consistency in the Domain
In the previous chapter, we looked at the basics of domain modeling using the F# type system. We built up a rich set of types that represented the domain but were also compilable and could be used to guide the implementation.
Since we’ve gone to this trouble to model the domain properly, we should take some precautions to make sure that any data in this domain is valid and consistent. The goal is to create a bounded context that always contains data we can trust as distinct from the untrusted outside world. If we can be sure that all data values are always valid, the implementation can stay clean and we can avoid having to do defensive coding.
In this chapter, we’ll look at modeling two aspects ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.