Conceptual Modeling Using an Extended E-R Model

Summary: Tutorial on conceptual data modeling with extended-ER: entities, attributes, relationships, subclasses, categories. Includes mapping extended-ER schemas to relational designs and a comparison with object-oriented models for design guidance. (summarized by gpt-5-nano on Feb 09 2026)

Paper ID: 7994
Venue: VLDB
Year: 1991
Pagerank: -
Overall Rank: 14,201 | 1.21%
DOI: -

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Authors

1. Ramez Elmasri

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