Decomposition Glossary Definition

Decomposition is the technique of breaking a large deliverable, scope element, or body of work into smaller manageable parts.

Decomposition is a Database concept associated with document-oriented storage, where information is organized in flexible document structures rather than only fixed relational tables.

Project teams use decomposition to create work breakdown structures, clarify deliverables, and improve estimates.

Business analysts, project managers, and delivery teams use this concept to clarify what must be delivered and how changes or acceptance decisions will be handled.

Related concepts include Project Scope, Scope Baseline, Business Requirement, Functional Requirement and Acceptance Criteria.

Developers and data architects use this concept when modeling flexible records, designing application data access, or scaling document-oriented systems.

Related concepts include Collection.