January 2019
Beginner
556 pages
14h 19m
English
Content preview from Learning PostgreSQL 11 - Third Edition
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UML class diagrams
Unified Modeling Language (UML) is a standard developed by the Object Management Group (OMG). UML diagrams are widely used in modeling software solutions, and there are several types of UML diagrams for different modeling purposes including class, use case, activity, and implementation diagrams.
A class diagram can represent several types of associations, that is, the relationship between classes. They can depict attributes as well as methods. An ER diagram can be easily translated into a UML class diagram. UML class diagrams also have the following advantages:
- Code reverse-engineering: The database schema can be easily reversed to generate a UML class diagram.
- Modeling extended relational database objects: Modern relational ...
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