Top "Eer-model" questions

The enhanced or extended entity–relationship (EER) model is a high-level or conceptual data model incorporating extensions to the original entity–relationship (ER) model, used in the design of databases.

EER Diagrams, different symbols?

Sometimes when I'm working with EER diagrams I see different symbols, for example, 'd', 'o', 'u' and so on. Like …

database database-design diagram eer-model