Bounded context
A bounded context is a defined boundary within which a domain model, terminology, and associated rules have consistent meaning and application.
Collaborative Software Design: How to facilitate domain modeling decisions
A bounded context is an explicit boundary within which a domain model and its language have consistent meanings.
- How it is used
- Structures strategic design by giving each consistent domain model and language an explicit boundary.
- How deep it goes
- Explains boundary discovery through iterative heuristics and distinguishes linguistic boundaries from deployment boundaries.
- Examples
- Uses BigScreen's Movie Scheduling, Ticketing, Payments, Price Calculation, and Seat Allocations boundaries.
- What you can do after
- Evaluate and design domain boundaries using language, expertise, change patterns, and EventStorming outputs.
Architecture Modernization: Socio-technical alignment of software, strategy, and structure
A bounded context is a boundary, typically corresponding to a subsystem or team, within which a particular domain model is defined and applicable.
- How it is used
- Frames subsystem boundaries so domain responsibilities, team ownership, and business alignment support loosely coupled evolution.
- How deep it goes
- Explains boundary design through a canvas and migration example, but stops short of detailed implementation mechanics.
- Examples
- Uses a discounts subsystem canvas and country-specific onboarding models for Germany and the Netherlands on a gigs platform.
- What you can do after
- Apply it via a bounded context canvas and EventStorming to identify responsibilities, boundaries, and incremental decoupling steps.
Related concepts
- deployment unitcontrasts with · A deployment unit is a software artifact or component that can be deployed as one operational unit, with metadata describing its contents and dependencies when applicable.
- domain modelpart of · A domain model is a software representation of the concepts, entities, relationships, rules, and behavior of a problem or business domain.
- domain-driven designused by · Domain-driven design is a software design approach that centers models, structure, and terminology on the concepts, behavior, and boundaries of a problem domain.
- heuristicconfigured by · A heuristic is a practical rule or approximate method for guiding judgment, search, or problem solving without guaranteeing an exact or optimal result.
- bounded context canvasused by · A bounded context canvas is a visual template for documenting a bounded context's name, purpose, strategic classification, roles, communications, terminology, and business rules.
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