February 2019
Intermediate to advanced
43 pages
59m
English
Content preview from Effective Feature Management
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Chapter 3. Selecting a Feature Management Platform
Feature flags are not a new idea in software development. However, the increasing pace of delivery has shifted the technique from a rarely used tool to a requirement in modern applications. With the more frequent use of flags and the sheer number of flags used in software increasing, teams need a scalable, enterprise-grade feature management platform. In this chapter, I discuss important requirements and considerations for your feature management system. Whether you decide to build your own or opt for a third-party feature management service, you should ensure that it is well designed.
Feature Management
When teams embark on a journey of feature management, they often go through similar stages of development:
- Stage 0: Config file
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This is typically where teams start with feature flags. Developers create a flat file of values that is read at initialization time to provide configuration values for an application. However, values often can’t be changed after application startup and are static, meaning it’s not possible to offer different settings to different users. Flag values proliferate until they become difficult to manage in a single file, and the files run the risk of losing synchronization across different deployments.
- Stage 1: Database
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Developers often decide to move flag values into an application-wide database. A database can be queried during runtime and updates can be read without the need to reinitialize the ...
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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.