Extended Semantics for Generalization Hierarchies

Summary: Extends generalization hierarchies with richer semantics; treats a collection of generalizations as a single unit. Hybrid representation: graphical network meets predicate-calculus formalism to express extended semantics. (summarized by gpt-5-nano on Feb 09 2026)

Paper ID: 2069
Venue: SIGMOD
Year: 1978
Pagerank: 0.00010702789
Overall Rank: 1,743 | 87.88%
DOI: -

Incoming Non-self Citations Over Time

Authors

1. Ronald M. Lee
2. Rob Gerritsen

Incoming Citations (Sorted by Pagerank)

Showing 2 of 2 citing papers.

Rank	Citing Paper	Year	Venue	Pagerank
1,225	Improving Semantic Specification in a Relational Database	1979	SIGMOD	0.00013190484
12,982	A Database Design for Musical Information	1987	SIGMOD	4.1945683e-05

Outgoing Citations (Sorted by Pagerank)

Showing 0 of 0 cited papers.

Citations counted here include only citations to other VLDB/SIGMOD/CIDR/PODS papers in this database.

Rank	Cited Paper	Year	Venue	Pagerank

Semantically Similar Papers

Overall Rank	Paper	Year	Venue	Pagerank
2,391	Processing Queries Over Generalization Hierarchies in a Multidatabase System	1983	VLDB	8.9022915e-05
3,630	A Semantics for Complex Objects and Approximate Queries	1988	PODS	6.9016174e-05
14,245	Using Design Axioms and Topology to Model Database Semantics	1987	VLDB	-
12,945	A Deductive Method for Entity-Relationship Modeling (Extended Abstract)	1989	VLDB	4.1945683e-05
3,865	Modeling Class Hierarchies with Contradictions	1988	SIGMOD	6.6857218e-05
4,855	The Well-Founded Semantics of Aggregation (Extended Abstract)	1992	PODS	5.8740691e-05
1,225	Improving Semantic Specification in a Relational Database	1979	SIGMOD	0.00013190484
12,780	On Genericity and Parametricity	1996	PODS	4.1945683e-05
12,954	A Framework for Comparison of Update Semantics (Extended Abstract)	1988	PODS	4.1945683e-05
3,334	A Grammar-Based Approach Towards Unifying Hierarchical Data Models (extended abstract)	1989	SIGMOD	7.2092618e-05