UML Relationship Cheat Sheet: From Dependency to Realization

This article explains the six core UML relationship types—Dependency, Association, Aggregation, Composition, Generalization, and Realization—detailing their semantics, visual notations, code representations in Java/C++, and practical distinctions such as lifecycle ownership and usage contexts.

Object-OrientedUMLaggregation

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UML Relationship Cheat Sheet: From Dependency to Realization

Java Backend Technology

May 10, 2019 · Fundamentals

Master UML Class Diagram Relationships: From Generalization to Dependency

This article explains the six core UML class diagram relationships—generalization, realization, aggregation, composition, association, and dependency—illustrating each with clear diagrams and practical examples, and also recommends popular UML tools for creating these models.

Class DiagramModelingUML

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Master UML Class Diagram Relationships: From Generalization to Dependency