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)
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Authors
- 1. Ramez Elmasri (University of Texas)
BibTeX Citation
@article{elmasri_vldb91,
title = {{Conceptual Modeling Using an Extended E-R Model}},
author = {Elmasri, Ramez},
journal = {PVLDB},
series = {{VLDB} '91},
pages = {67},
year = {1991}
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