book

Domain-Driven Design Distilled, 1/e

by Vaughn Vernon

May 2016

Intermediate to advanced

176 pages

3h 36m

English

Addison-Wesley Professional

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Who Is This Book For?What This Book CoversConventions
Will DDD Hurt?Good, Bad, and Effective DesignStrategic DesignTactical DesignThe Learning Process and Refining KnowledgeLet’s Get Started!
Domain Experts and Business DriversCase StudyFundamental Strategic Design NeededChallenge and UnifyDeveloping a Ubiquitous LanguagePutting Scenarios to WorkWhat about the Long Haul?ArchitectureSummary

What Is a Subdomain?Types of SubdomainsDealing with ComplexitySummary
Kinds of MappingsPartnershipShared KernelCustomer-SupplierConformistAnticorruption LayerOpen Host ServicePublished LanguageSeparate WaysBig Ball of MudMaking Good Use of Context MappingRPC with SOAPRESTful HTTPMessagingAn Example in Context MappingSummary
Why UsedAggregate Rules of ThumbRule 1: Protect Business Invariants inside Aggregate BoundariesRule 2: Design Small AggregatesRule 3: Reference Other Aggregates by Identity OnlyRule 4: Update Other Aggregates Using Eventual ConsistencyModeling AggregatesChoose Your Abstractions CarefullyRight-Sizing AggregatesTestable UnitsSummary
Designing, Implementing, and Using Domain EventsEvent SourcingSummary
Event StormingOther ToolsManaging DDD on an Agile ProjectFirst Things FirstUse SWOT AnalysisModeling Spikes and Modeling DebtIdentifying Tasks and Estimating EffortTimeboxed ModelingHow to ImplementInteracting with Domain ExpertsSummary

Content preview from Domain-Driven Design Distilled, 1/e

Chapter 2. Strategic Design with Bounded Contexts and the Ubiquitous Language

What are these things called Bounded Contexts? What’s the Ubiquitous Language? In short, DDD is primarily about modeling a Ubiquitous Language in an explicitly Bounded Context. While true, that probably wasn’t the most helpful description that I could provide. Let me break this down for you.

First, a Bounded Context is a semantic contextual boundary. This means that within the boundary each component of the software model has a specific meaning and does specific things. ...